wikked: static/js/pagedown/Markdown.Editor.js annotate

annotate static/js/pagedown/Markdown.Editor.js @ 60:8250c977bc50

Moved static files to the root directory.

author	Ludovic Chabant <ludovic@chabant.com>
date	Tue, 05 Feb 2013 14:49:34 -0800
parents	wikked/static/js/pagedown/Markdown.Editor.js@59cad6ce1a1c
children

rev	line source
3 59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1 // needs Markdown.Converter.js at the moment
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	3 (function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	4
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	5 var util = {},
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	6 position = {},
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	7 ui = {},
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	8 doc = window.document,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	9 re = window.RegExp,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	10 nav = window.navigator,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	11 SETTINGS = { lineLength: 72 },
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	12
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	13 // Used to work around some browser bugs where we can't use feature testing.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	14 uaSniffed = {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	15 isIE: /msie/.test(nav.userAgent.toLowerCase()),
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	16 isIE_5or6: /msie 6/.test(nav.userAgent.toLowerCase()) \|\| /msie 5/.test(nav.userAgent.toLowerCase()),
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	17 isOpera: /opera/.test(nav.userAgent.toLowerCase())
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	18 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	19
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	20 var defaultsStrings = {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	21 bold: "Strong <strong> Ctrl+B",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	22 boldexample: "strong text",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	23
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	24 italic: "Emphasis <em> Ctrl+I",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	25 italicexample: "emphasized text",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	26
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	27 link: "Hyperlink <a> Ctrl+L",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	28 linkdescription: "enter link description here",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	29 linkdialog: "<p><b>Insert Hyperlink</b></p><p>http://example.com/ \"optional title\"</p>",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	30
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	31 quote: "Blockquote <blockquote> Ctrl+Q",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	32 quoteexample: "Blockquote",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	33
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	34 code: "Code Sample <pre><code> Ctrl+K",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	35 codeexample: "enter code here",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	36
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	37 image: "Image <img> Ctrl+G",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	38 imagedescription: "enter image description here",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	39 imagedialog: "<p><b>Insert Image</b></p><p>http://example.com/images/diagram.jpg \"optional title\"<br><br>Need <a href='http://www.google.com/search?q=free+image+hosting' target='_blank'>free image hosting?</a></p>",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	40
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	41 olist: "Numbered List <ol> Ctrl+O",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	42 ulist: "Bulleted List <ul> Ctrl+U",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	43 litem: "List item",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	44
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	45 heading: "Heading <h1>/<h2> Ctrl+H",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	46 headingexample: "Heading",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	47
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	48 hr: "Horizontal Rule <hr> Ctrl+R",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	49
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	50 undo: "Undo - Ctrl+Z",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	51 redo: "Redo - Ctrl+Y",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	52 redomac: "Redo - Ctrl+Shift+Z",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	53
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	54 help: "Markdown Editing Help"
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	55 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	56
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	57
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	58 // -------------------------------------------------------------------
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	59 // YOUR CHANGES GO HERE
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	60 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	61 // I've tried to localize the things you are likely to change to
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	62 // this area.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	63 // -------------------------------------------------------------------
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	64
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	65 // The default text that appears in the dialog input box when entering
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	66 // links.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	67 var imageDefaultText = "http://";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	68 var linkDefaultText = "http://";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	69
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	70 // -------------------------------------------------------------------
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	71 // END OF YOUR CHANGES
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	72 // -------------------------------------------------------------------
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	73
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	74 // options, if given, can have the following properties:
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	75 // options.helpButton = { handler: yourEventHandler }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	76 // options.strings = { italicexample: "slanted text" }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	77 // `yourEventHandler` is the click handler for the help button.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	78 // If `options.helpButton` isn't given, not help button is created.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	79 // `options.strings` can have any or all of the same properties as
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	80 // `defaultStrings` above, so you can just override some string displayed
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	81 // to the user on a case-by-case basis, or translate all strings to
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	82 // a different language.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	83 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	84 // For backwards compatibility reasons, the `options` argument can also
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	85 // be just the `helpButton` object, and `strings.help` can also be set via
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	86 // `helpButton.title`. This should be considered legacy.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	87 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	88 // The constructed editor object has the methods:
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	89 // - getConverter() returns the markdown converter object that was passed to the constructor
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	90 // - run() actually starts the editor; should be called after all necessary plugins are registered. Calling this more than once is a no-op.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	91 // - refreshPreview() forces the preview to be updated. This method is only available after run() was called.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	92 Markdown.Editor = function (markdownConverter, idPostfix, options) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	93
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	94 options = options \|\| {};
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	95
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	96 if (typeof options.handler === "function") { //backwards compatible behavior
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	97 options = { helpButton: options };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	98 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	99 options.strings = options.strings \|\| {};
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	100 if (options.helpButton) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	101 options.strings.help = options.strings.help \|\| options.helpButton.title;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	102 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	103 var getString = function (identifier) { return options.strings[identifier] \|\| defaultsStrings[identifier]; }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	104
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	105 idPostfix = idPostfix \|\| "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	106
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	107 var hooks = this.hooks = new Markdown.HookCollection();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	108 hooks.addNoop("onPreviewRefresh"); // called with no arguments after the preview has been refreshed
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	109 hooks.addNoop("postBlockquoteCreation"); // called with the user's selection after the blockquote was created; should return the actual to-be-inserted text
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	110 hooks.addFalse("insertImageDialog"); /* called with one parameter: a callback to be called with the URL of the image. If the application creates
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	111 * its own image insertion dialog, this hook should return true, and the callback should be called with the chosen
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	112 * image url (or null if the user cancelled). If this hook returns false, the default dialog will be used.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	113 */
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	114
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	115 this.getConverter = function () { return markdownConverter; }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	116
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	117 var that = this,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	118 panels;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	119
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	120 this.run = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	121 if (panels)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	122 return; // already initialized
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	123
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	124 panels = new PanelCollection(idPostfix);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	125 var commandManager = new CommandManager(hooks, getString);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	126 var previewManager = new PreviewManager(markdownConverter, panels, function () { hooks.onPreviewRefresh(); });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	127 var undoManager, uiManager;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	128
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	129 if (!/\?noundo/.test(doc.location.href)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	130 undoManager = new UndoManager(function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	131 previewManager.refresh();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	132 if (uiManager) // not available on the first call
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	133 uiManager.setUndoRedoButtonStates();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	134 }, panels);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	135 this.textOperation = function (f) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	136 undoManager.setCommandMode();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	137 f();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	138 that.refreshPreview();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	139 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	140 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	141
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	142 uiManager = new UIManager(idPostfix, panels, undoManager, previewManager, commandManager, options.helpButton, getString);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	143 uiManager.setUndoRedoButtonStates();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	144
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	145 var forceRefresh = that.refreshPreview = function () { previewManager.refresh(true); };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	146
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	147 forceRefresh();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	148 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	149
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	150 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	151
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	152 // before: contains all the text in the input box BEFORE the selection.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	153 // after: contains all the text in the input box AFTER the selection.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	154 function Chunks() { }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	155
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	156 // startRegex: a regular expression to find the start tag
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	157 // endRegex: a regular expresssion to find the end tag
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	158 Chunks.prototype.findTags = function (startRegex, endRegex) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	159
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	160 var chunkObj = this;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	161 var regex;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	162
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	163 if (startRegex) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	164
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	165 regex = util.extendRegExp(startRegex, "", "$");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	166
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	167 this.before = this.before.replace(regex,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	168 function (match) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	169 chunkObj.startTag = chunkObj.startTag + match;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	170 return "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	171 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	172
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	173 regex = util.extendRegExp(startRegex, "^", "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	174
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	175 this.selection = this.selection.replace(regex,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	176 function (match) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	177 chunkObj.startTag = chunkObj.startTag + match;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	178 return "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	179 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	180 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	181
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	182 if (endRegex) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	183
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	184 regex = util.extendRegExp(endRegex, "", "$");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	185
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	186 this.selection = this.selection.replace(regex,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	187 function (match) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	188 chunkObj.endTag = match + chunkObj.endTag;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	189 return "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	190 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	191
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	192 regex = util.extendRegExp(endRegex, "^", "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	193
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	194 this.after = this.after.replace(regex,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	195 function (match) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	196 chunkObj.endTag = match + chunkObj.endTag;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	197 return "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	198 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	199 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	200 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	201
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	202 // If remove is false, the whitespace is transferred
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	203 // to the before/after regions.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	204 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	205 // If remove is true, the whitespace disappears.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	206 Chunks.prototype.trimWhitespace = function (remove) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	207 var beforeReplacer, afterReplacer, that = this;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	208 if (remove) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	209 beforeReplacer = afterReplacer = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	210 } else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	211 beforeReplacer = function (s) { that.before += s; return ""; }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	212 afterReplacer = function (s) { that.after = s + that.after; return ""; }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	213 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	214
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	215 this.selection = this.selection.replace(/^(\s)/, beforeReplacer).replace(/(\s)$/, afterReplacer);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	216 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	217
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	218
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	219 Chunks.prototype.skipLines = function (nLinesBefore, nLinesAfter, findExtraNewlines) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	220
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	221 if (nLinesBefore === undefined) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	222 nLinesBefore = 1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	223 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	224
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	225 if (nLinesAfter === undefined) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	226 nLinesAfter = 1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	227 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	228
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	229 nLinesBefore++;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	230 nLinesAfter++;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	231
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	232 var regexText;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	233 var replacementText;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	234
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	235 // chrome bug ... documented at: http://meta.stackoverflow.com/questions/63307/blockquote-glitch-in-editor-in-chrome-6-and-7/65985#65985
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	236 if (navigator.userAgent.match(/Chrome/)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	237 "X".match(/()./);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	238 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	239
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	240 this.selection = this.selection.replace(/(^\n*)/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	241
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	242 this.startTag = this.startTag + re.$1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	243
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	244 this.selection = this.selection.replace(/(\n*$)/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	245 this.endTag = this.endTag + re.$1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	246 this.startTag = this.startTag.replace(/(^\n*)/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	247 this.before = this.before + re.$1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	248 this.endTag = this.endTag.replace(/(\n*$)/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	249 this.after = this.after + re.$1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	250
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	251 if (this.before) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	252
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	253 regexText = replacementText = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	254
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	255 while (nLinesBefore--) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	256 regexText += "\\n?";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	257 replacementText += "\n";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	258 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	259
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	260 if (findExtraNewlines) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	261 regexText = "\\n*";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	262 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	263 this.before = this.before.replace(new re(regexText + "$", ""), replacementText);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	264 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	265
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	266 if (this.after) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	267
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	268 regexText = replacementText = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	269
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	270 while (nLinesAfter--) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	271 regexText += "\\n?";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	272 replacementText += "\n";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	273 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	274 if (findExtraNewlines) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	275 regexText = "\\n*";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	276 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	277
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	278 this.after = this.after.replace(new re(regexText, ""), replacementText);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	279 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	280 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	281
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	282 // end of Chunks
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	283
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	284 // A collection of the important regions on the page.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	285 // Cached so we don't have to keep traversing the DOM.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	286 // Also holds ieCachedRange and ieCachedScrollTop, where necessary; working around
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	287 // this issue:
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	288 // Internet explorer has problems with CSS sprite buttons that use HTML
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	289 // lists. When you click on the background image "button", IE will
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	290 // select the non-existent link text and discard the selection in the
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	291 // textarea. The solution to this is to cache the textarea selection
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	292 // on the button's mousedown event and set a flag. In the part of the
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	293 // code where we need to grab the selection, we check for the flag
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	294 // and, if it's set, use the cached area instead of querying the
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	295 // textarea.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	296 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	297 // This ONLY affects Internet Explorer (tested on versions 6, 7
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	298 // and 8) and ONLY on button clicks. Keyboard shortcuts work
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	299 // normally since the focus never leaves the textarea.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	300 function PanelCollection(postfix) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	301 this.buttonBar = doc.getElementById("wmd-button-bar" + postfix);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	302 this.preview = doc.getElementById("wmd-preview" + postfix);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	303 this.input = doc.getElementById("wmd-input" + postfix);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	304 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	305
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	306 // Returns true if the DOM element is visible, false if it's hidden.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	307 // Checks if display is anything other than none.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	308 util.isVisible = function (elem) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	309
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	310 if (window.getComputedStyle) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	311 // Most browsers
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	312 return window.getComputedStyle(elem, null).getPropertyValue("display") !== "none";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	313 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	314 else if (elem.currentStyle) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	315 // IE
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	316 return elem.currentStyle["display"] !== "none";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	317 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	318 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	319
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	320
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	321 // Adds a listener callback to a DOM element which is fired on a specified
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	322 // event.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	323 util.addEvent = function (elem, event, listener) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	324 if (elem.attachEvent) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	325 // IE only. The "on" is mandatory.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	326 elem.attachEvent("on" + event, listener);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	327 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	328 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	329 // Other browsers.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	330 elem.addEventListener(event, listener, false);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	331 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	332 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	333
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	334
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	335 // Removes a listener callback from a DOM element which is fired on a specified
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	336 // event.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	337 util.removeEvent = function (elem, event, listener) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	338 if (elem.detachEvent) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	339 // IE only. The "on" is mandatory.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	340 elem.detachEvent("on" + event, listener);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	341 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	342 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	343 // Other browsers.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	344 elem.removeEventListener(event, listener, false);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	345 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	346 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	347
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	348 // Converts \r\n and \r to \n.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	349 util.fixEolChars = function (text) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	350 text = text.replace(/\r\n/g, "\n");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	351 text = text.replace(/\r/g, "\n");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	352 return text;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	353 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	354
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	355 // Extends a regular expression. Returns a new RegExp
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	356 // using pre + regex + post as the expression.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	357 // Used in a few functions where we have a base
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	358 // expression and we want to pre- or append some
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	359 // conditions to it (e.g. adding "$" to the end).
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	360 // The flags are unchanged.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	361 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	362 // regex is a RegExp, pre and post are strings.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	363 util.extendRegExp = function (regex, pre, post) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	364
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	365 if (pre === null \|\| pre === undefined) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	366 pre = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	367 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	368 if (post === null \|\| post === undefined) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	369 post = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	370 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	371
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	372 var pattern = regex.toString();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	373 var flags;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	374
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	375 // Replace the flags with empty space and store them.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	376 pattern = pattern.replace(/\/([gim]*)$/, function (wholeMatch, flagsPart) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	377 flags = flagsPart;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	378 return "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	379 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	380
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	381 // Remove the slash delimiters on the regular expression.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	382 pattern = pattern.replace(/(^\/\|\/$)/g, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	383 pattern = pre + pattern + post;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	384
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	385 return new re(pattern, flags);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	386 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	387
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	388 // UNFINISHED
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	389 // The assignment in the while loop makes jslint cranky.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	390 // I'll change it to a better loop later.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	391 position.getTop = function (elem, isInner) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	392 var result = elem.offsetTop;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	393 if (!isInner) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	394 while (elem = elem.offsetParent) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	395 result += elem.offsetTop;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	396 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	397 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	398 return result;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	399 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	400
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	401 position.getHeight = function (elem) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	402 return elem.offsetHeight \|\| elem.scrollHeight;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	403 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	404
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	405 position.getWidth = function (elem) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	406 return elem.offsetWidth \|\| elem.scrollWidth;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	407 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	408
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	409 position.getPageSize = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	410
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	411 var scrollWidth, scrollHeight;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	412 var innerWidth, innerHeight;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	413
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	414 // It's not very clear which blocks work with which browsers.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	415 if (self.innerHeight && self.scrollMaxY) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	416 scrollWidth = doc.body.scrollWidth;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	417 scrollHeight = self.innerHeight + self.scrollMaxY;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	418 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	419 else if (doc.body.scrollHeight > doc.body.offsetHeight) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	420 scrollWidth = doc.body.scrollWidth;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	421 scrollHeight = doc.body.scrollHeight;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	422 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	423 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	424 scrollWidth = doc.body.offsetWidth;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	425 scrollHeight = doc.body.offsetHeight;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	426 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	427
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	428 if (self.innerHeight) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	429 // Non-IE browser
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	430 innerWidth = self.innerWidth;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	431 innerHeight = self.innerHeight;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	432 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	433 else if (doc.documentElement && doc.documentElement.clientHeight) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	434 // Some versions of IE (IE 6 w/ a DOCTYPE declaration)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	435 innerWidth = doc.documentElement.clientWidth;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	436 innerHeight = doc.documentElement.clientHeight;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	437 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	438 else if (doc.body) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	439 // Other versions of IE
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	440 innerWidth = doc.body.clientWidth;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	441 innerHeight = doc.body.clientHeight;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	442 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	443
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	444 var maxWidth = Math.max(scrollWidth, innerWidth);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	445 var maxHeight = Math.max(scrollHeight, innerHeight);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	446 return [maxWidth, maxHeight, innerWidth, innerHeight];
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	447 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	448
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	449 // Handles pushing and popping TextareaStates for undo/redo commands.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	450 // I should rename the stack variables to list.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	451 function UndoManager(callback, panels) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	452
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	453 var undoObj = this;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	454 var undoStack = []; // A stack of undo states
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	455 var stackPtr = 0; // The index of the current state
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	456 var mode = "none";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	457 var lastState; // The last state
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	458 var timer; // The setTimeout handle for cancelling the timer
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	459 var inputStateObj;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	460
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	461 // Set the mode for later logic steps.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	462 var setMode = function (newMode, noSave) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	463 if (mode != newMode) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	464 mode = newMode;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	465 if (!noSave) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	466 saveState();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	467 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	468 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	469
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	470 if (!uaSniffed.isIE \|\| mode != "moving") {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	471 timer = setTimeout(refreshState, 1);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	472 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	473 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	474 inputStateObj = null;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	475 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	476 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	477
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	478 var refreshState = function (isInitialState) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	479 inputStateObj = new TextareaState(panels, isInitialState);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	480 timer = undefined;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	481 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	482
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	483 this.setCommandMode = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	484 mode = "command";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	485 saveState();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	486 timer = setTimeout(refreshState, 0);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	487 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	488
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	489 this.canUndo = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	490 return stackPtr > 1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	491 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	492
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	493 this.canRedo = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	494 if (undoStack[stackPtr + 1]) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	495 return true;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	496 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	497 return false;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	498 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	499
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	500 // Removes the last state and restores it.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	501 this.undo = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	502
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	503 if (undoObj.canUndo()) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	504 if (lastState) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	505 // What about setting state -1 to null or checking for undefined?
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	506 lastState.restore();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	507 lastState = null;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	508 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	509 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	510 undoStack[stackPtr] = new TextareaState(panels);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	511 undoStack[--stackPtr].restore();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	512
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	513 if (callback) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	514 callback();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	515 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	516 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	517 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	518
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	519 mode = "none";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	520 panels.input.focus();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	521 refreshState();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	522 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	523
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	524 // Redo an action.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	525 this.redo = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	526
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	527 if (undoObj.canRedo()) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	528
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	529 undoStack[++stackPtr].restore();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	530
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	531 if (callback) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	532 callback();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	533 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	534 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	535
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	536 mode = "none";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	537 panels.input.focus();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	538 refreshState();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	539 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	540
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	541 // Push the input area state to the stack.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	542 var saveState = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	543 var currState = inputStateObj \|\| new TextareaState(panels);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	544
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	545 if (!currState) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	546 return false;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	547 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	548 if (mode == "moving") {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	549 if (!lastState) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	550 lastState = currState;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	551 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	552 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	553 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	554 if (lastState) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	555 if (undoStack[stackPtr - 1].text != lastState.text) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	556 undoStack[stackPtr++] = lastState;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	557 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	558 lastState = null;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	559 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	560 undoStack[stackPtr++] = currState;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	561 undoStack[stackPtr + 1] = null;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	562 if (callback) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	563 callback();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	564 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	565 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	566
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	567 var handleCtrlYZ = function (event) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	568
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	569 var handled = false;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	570
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	571 if (event.ctrlKey \|\| event.metaKey) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	572
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	573 // IE and Opera do not support charCode.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	574 var keyCode = event.charCode \|\| event.keyCode;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	575 var keyCodeChar = String.fromCharCode(keyCode);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	576
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	577 switch (keyCodeChar.toLowerCase()) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	578
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	579 case "y":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	580 undoObj.redo();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	581 handled = true;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	582 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	583
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	584 case "z":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	585 if (!event.shiftKey) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	586 undoObj.undo();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	587 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	588 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	589 undoObj.redo();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	590 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	591 handled = true;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	592 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	593 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	594 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	595
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	596 if (handled) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	597 if (event.preventDefault) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	598 event.preventDefault();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	599 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	600 if (window.event) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	601 window.event.returnValue = false;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	602 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	603 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	604 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	605 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	606
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	607 // Set the mode depending on what is going on in the input area.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	608 var handleModeChange = function (event) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	609
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	610 if (!event.ctrlKey && !event.metaKey) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	611
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	612 var keyCode = event.keyCode;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	613
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	614 if ((keyCode >= 33 && keyCode <= 40) \|\| (keyCode >= 63232 && keyCode <= 63235)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	615 // 33 - 40: page up/dn and arrow keys
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	616 // 63232 - 63235: page up/dn and arrow keys on safari
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	617 setMode("moving");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	618 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	619 else if (keyCode == 8 \|\| keyCode == 46 \|\| keyCode == 127) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	620 // 8: backspace
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	621 // 46: delete
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	622 // 127: delete
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	623 setMode("deleting");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	624 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	625 else if (keyCode == 13) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	626 // 13: Enter
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	627 setMode("newlines");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	628 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	629 else if (keyCode == 27) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	630 // 27: escape
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	631 setMode("escape");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	632 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	633 else if ((keyCode < 16 \|\| keyCode > 20) && keyCode != 91) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	634 // 16-20 are shift, etc.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	635 // 91: left window key
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	636 // I think this might be a little messed up since there are
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	637 // a lot of nonprinting keys above 20.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	638 setMode("typing");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	639 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	640 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	641 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	642
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	643 var setEventHandlers = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	644 util.addEvent(panels.input, "keypress", function (event) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	645 // keyCode 89: y
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	646 // keyCode 90: z
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	647 if ((event.ctrlKey \|\| event.metaKey) && (event.keyCode == 89 \|\| event.keyCode == 90)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	648 event.preventDefault();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	649 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	650 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	651
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	652 var handlePaste = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	653 if (uaSniffed.isIE \|\| (inputStateObj && inputStateObj.text != panels.input.value)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	654 if (timer == undefined) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	655 mode = "paste";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	656 saveState();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	657 refreshState();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	658 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	659 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	660 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	661
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	662 util.addEvent(panels.input, "keydown", handleCtrlYZ);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	663 util.addEvent(panels.input, "keydown", handleModeChange);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	664 util.addEvent(panels.input, "mousedown", function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	665 setMode("moving");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	666 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	667
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	668 panels.input.onpaste = handlePaste;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	669 panels.input.ondrop = handlePaste;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	670 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	671
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	672 var init = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	673 setEventHandlers();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	674 refreshState(true);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	675 saveState();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	676 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	677
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	678 init();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	679 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	680
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	681 // end of UndoManager
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	682
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	683 // The input textarea state/contents.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	684 // This is used to implement undo/redo by the undo manager.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	685 function TextareaState(panels, isInitialState) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	686
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	687 // Aliases
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	688 var stateObj = this;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	689 var inputArea = panels.input;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	690 this.init = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	691 if (!util.isVisible(inputArea)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	692 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	693 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	694 if (!isInitialState && doc.activeElement && doc.activeElement !== inputArea) { // this happens when tabbing out of the input box
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	695 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	696 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	697
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	698 this.setInputAreaSelectionStartEnd();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	699 this.scrollTop = inputArea.scrollTop;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	700 if (!this.text && inputArea.selectionStart \|\| inputArea.selectionStart === 0) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	701 this.text = inputArea.value;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	702 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	703
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	704 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	705
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	706 // Sets the selected text in the input box after we've performed an
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	707 // operation.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	708 this.setInputAreaSelection = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	709
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	710 if (!util.isVisible(inputArea)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	711 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	712 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	713
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	714 if (inputArea.selectionStart !== undefined && !uaSniffed.isOpera) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	715
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	716 inputArea.focus();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	717 inputArea.selectionStart = stateObj.start;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	718 inputArea.selectionEnd = stateObj.end;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	719 inputArea.scrollTop = stateObj.scrollTop;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	720 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	721 else if (doc.selection) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	722
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	723 if (doc.activeElement && doc.activeElement !== inputArea) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	724 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	725 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	726
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	727 inputArea.focus();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	728 var range = inputArea.createTextRange();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	729 range.moveStart("character", -inputArea.value.length);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	730 range.moveEnd("character", -inputArea.value.length);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	731 range.moveEnd("character", stateObj.end);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	732 range.moveStart("character", stateObj.start);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	733 range.select();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	734 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	735 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	736
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	737 this.setInputAreaSelectionStartEnd = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	738
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	739 if (!panels.ieCachedRange && (inputArea.selectionStart \|\| inputArea.selectionStart === 0)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	740
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	741 stateObj.start = inputArea.selectionStart;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	742 stateObj.end = inputArea.selectionEnd;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	743 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	744 else if (doc.selection) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	745
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	746 stateObj.text = util.fixEolChars(inputArea.value);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	747
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	748 // IE loses the selection in the textarea when buttons are
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	749 // clicked. On IE we cache the selection. Here, if something is cached,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	750 // we take it.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	751 var range = panels.ieCachedRange \|\| doc.selection.createRange();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	752
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	753 var fixedRange = util.fixEolChars(range.text);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	754 var marker = "\x07";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	755 var markedRange = marker + fixedRange + marker;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	756 range.text = markedRange;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	757 var inputText = util.fixEolChars(inputArea.value);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	758
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	759 range.moveStart("character", -markedRange.length);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	760 range.text = fixedRange;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	761
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	762 stateObj.start = inputText.indexOf(marker);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	763 stateObj.end = inputText.lastIndexOf(marker) - marker.length;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	764
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	765 var len = stateObj.text.length - util.fixEolChars(inputArea.value).length;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	766
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	767 if (len) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	768 range.moveStart("character", -fixedRange.length);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	769 while (len--) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	770 fixedRange += "\n";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	771 stateObj.end += 1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	772 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	773 range.text = fixedRange;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	774 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	775
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	776 if (panels.ieCachedRange)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	777 stateObj.scrollTop = panels.ieCachedScrollTop; // this is set alongside with ieCachedRange
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	778
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	779 panels.ieCachedRange = null;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	780
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	781 this.setInputAreaSelection();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	782 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	783 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	784
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	785 // Restore this state into the input area.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	786 this.restore = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	787
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	788 if (stateObj.text != undefined && stateObj.text != inputArea.value) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	789 inputArea.value = stateObj.text;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	790 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	791 this.setInputAreaSelection();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	792 inputArea.scrollTop = stateObj.scrollTop;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	793 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	794
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	795 // Gets a collection of HTML chunks from the inptut textarea.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	796 this.getChunks = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	797
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	798 var chunk = new Chunks();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	799 chunk.before = util.fixEolChars(stateObj.text.substring(0, stateObj.start));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	800 chunk.startTag = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	801 chunk.selection = util.fixEolChars(stateObj.text.substring(stateObj.start, stateObj.end));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	802 chunk.endTag = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	803 chunk.after = util.fixEolChars(stateObj.text.substring(stateObj.end));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	804 chunk.scrollTop = stateObj.scrollTop;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	805
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	806 return chunk;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	807 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	808
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	809 // Sets the TextareaState properties given a chunk of markdown.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	810 this.setChunks = function (chunk) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	811
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	812 chunk.before = chunk.before + chunk.startTag;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	813 chunk.after = chunk.endTag + chunk.after;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	814
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	815 this.start = chunk.before.length;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	816 this.end = chunk.before.length + chunk.selection.length;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	817 this.text = chunk.before + chunk.selection + chunk.after;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	818 this.scrollTop = chunk.scrollTop;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	819 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	820 this.init();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	821 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	822
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	823 function PreviewManager(converter, panels, previewRefreshCallback) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	824
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	825 var managerObj = this;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	826 var timeout;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	827 var elapsedTime;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	828 var oldInputText;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	829 var maxDelay = 3000;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	830 var startType = "delayed"; // The other legal value is "manual"
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	831
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	832 // Adds event listeners to elements
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	833 var setupEvents = function (inputElem, listener) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	834
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	835 util.addEvent(inputElem, "input", listener);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	836 inputElem.onpaste = listener;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	837 inputElem.ondrop = listener;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	838
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	839 util.addEvent(inputElem, "keypress", listener);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	840 util.addEvent(inputElem, "keydown", listener);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	841 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	842
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	843 var getDocScrollTop = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	844
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	845 var result = 0;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	846
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	847 if (window.innerHeight) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	848 result = window.pageYOffset;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	849 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	850 else
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	851 if (doc.documentElement && doc.documentElement.scrollTop) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	852 result = doc.documentElement.scrollTop;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	853 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	854 else
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	855 if (doc.body) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	856 result = doc.body.scrollTop;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	857 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	858
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	859 return result;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	860 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	861
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	862 var makePreviewHtml = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	863
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	864 // If there is no registered preview panel
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	865 // there is nothing to do.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	866 if (!panels.preview)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	867 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	868
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	869 var text = panels.input.value;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	870 if (text && text == oldInputText) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	871 return; // Input text hasn't changed.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	872 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	873 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	874 oldInputText = text;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	875 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	876
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	877 var prevTime = new Date().getTime();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	878
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	879 text = converter.makeHtml(text);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	880
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	881 // Calculate the processing time of the HTML creation.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	882 // It's used as the delay time in the event listener.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	883 var currTime = new Date().getTime();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	884 elapsedTime = currTime - prevTime;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	885
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	886 pushPreviewHtml(text);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	887 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	888
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	889 // setTimeout is already used. Used as an event listener.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	890 var applyTimeout = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	891
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	892 if (timeout) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	893 clearTimeout(timeout);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	894 timeout = undefined;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	895 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	896
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	897 if (startType !== "manual") {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	898
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	899 var delay = 0;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	900
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	901 if (startType === "delayed") {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	902 delay = elapsedTime;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	903 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	904
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	905 if (delay > maxDelay) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	906 delay = maxDelay;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	907 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	908 timeout = setTimeout(makePreviewHtml, delay);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	909 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	910 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	911
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	912 var getScaleFactor = function (panel) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	913 if (panel.scrollHeight <= panel.clientHeight) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	914 return 1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	915 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	916 return panel.scrollTop / (panel.scrollHeight - panel.clientHeight);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	917 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	918
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	919 var setPanelScrollTops = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	920 if (panels.preview) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	921 panels.preview.scrollTop = (panels.preview.scrollHeight - panels.preview.clientHeight) * getScaleFactor(panels.preview);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	922 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	923 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	924
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	925 this.refresh = function (requiresRefresh) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	926
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	927 if (requiresRefresh) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	928 oldInputText = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	929 makePreviewHtml();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	930 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	931 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	932 applyTimeout();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	933 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	934 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	935
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	936 this.processingTime = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	937 return elapsedTime;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	938 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	939
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	940 var isFirstTimeFilled = true;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	941
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	942 // IE doesn't let you use innerHTML if the element is contained somewhere in a table
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	943 // (which is the case for inline editing) -- in that case, detach the element, set the
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	944 // value, and reattach. Yes, that is ridiculous.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	945 var ieSafePreviewSet = function (text) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	946 var preview = panels.preview;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	947 var parent = preview.parentNode;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	948 var sibling = preview.nextSibling;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	949 parent.removeChild(preview);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	950 preview.innerHTML = text;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	951 if (!sibling)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	952 parent.appendChild(preview);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	953 else
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	954 parent.insertBefore(preview, sibling);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	955 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	956
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	957 var nonSuckyBrowserPreviewSet = function (text) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	958 panels.preview.innerHTML = text;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	959 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	960
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	961 var previewSetter;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	962
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	963 var previewSet = function (text) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	964 if (previewSetter)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	965 return previewSetter(text);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	966
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	967 try {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	968 nonSuckyBrowserPreviewSet(text);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	969 previewSetter = nonSuckyBrowserPreviewSet;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	970 } catch (e) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	971 previewSetter = ieSafePreviewSet;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	972 previewSetter(text);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	973 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	974 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	975
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	976 var pushPreviewHtml = function (text) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	977
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	978 var emptyTop = position.getTop(panels.input) - getDocScrollTop();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	979
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	980 if (panels.preview) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	981 previewSet(text);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	982 previewRefreshCallback();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	983 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	984
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	985 setPanelScrollTops();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	986
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	987 if (isFirstTimeFilled) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	988 isFirstTimeFilled = false;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	989 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	990 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	991
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	992 var fullTop = position.getTop(panels.input) - getDocScrollTop();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	993
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	994 if (uaSniffed.isIE) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	995 setTimeout(function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	996 window.scrollBy(0, fullTop - emptyTop);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	997 }, 0);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	998 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	999 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1000 window.scrollBy(0, fullTop - emptyTop);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1001 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1002 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1003
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1004 var init = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1005
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1006 setupEvents(panels.input, applyTimeout);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1007 makePreviewHtml();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1008
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1009 if (panels.preview) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1010 panels.preview.scrollTop = 0;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1011 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1012 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1013
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1014 init();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1015 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1016
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1017 // Creates the background behind the hyperlink text entry box.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1018 // And download dialog
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1019 // Most of this has been moved to CSS but the div creation and
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1020 // browser-specific hacks remain here.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1021 ui.createBackground = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1022
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1023 var background = doc.createElement("div"),
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1024 style = background.style;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1025
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1026 background.className = "wmd-prompt-background";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1027
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1028 style.position = "absolute";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1029 style.top = "0";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1030
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1031 style.zIndex = "1000";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1032
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1033 if (uaSniffed.isIE) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1034 style.filter = "alpha(opacity=50)";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1035 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1036 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1037 style.opacity = "0.5";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1038 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1039
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1040 var pageSize = position.getPageSize();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1041 style.height = pageSize[1] + "px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1042
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1043 if (uaSniffed.isIE) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1044 style.left = doc.documentElement.scrollLeft;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1045 style.width = doc.documentElement.clientWidth;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1046 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1047 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1048 style.left = "0";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1049 style.width = "100%";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1050 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1051
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1052 doc.body.appendChild(background);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1053 return background;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1054 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1055
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1056 // This simulates a modal dialog box and asks for the URL when you
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1057 // click the hyperlink or image buttons.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1058 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1059 // text: The html for the input box.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1060 // defaultInputText: The default value that appears in the input box.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1061 // callback: The function which is executed when the prompt is dismissed, either via OK or Cancel.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1062 // It receives a single argument; either the entered text (if OK was chosen) or null (if Cancel
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1063 // was chosen).
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1064 ui.prompt = function (text, defaultInputText, callback) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1065
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1066 // These variables need to be declared at this level since they are used
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1067 // in multiple functions.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1068 var dialog; // The dialog box.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1069 var input; // The text box where you enter the hyperlink.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1070
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1071
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1072 if (defaultInputText === undefined) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1073 defaultInputText = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1074 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1075
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1076 // Used as a keydown event handler. Esc dismisses the prompt.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1077 // Key code 27 is ESC.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1078 var checkEscape = function (key) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1079 var code = (key.charCode \|\| key.keyCode);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1080 if (code === 27) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1081 close(true);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1082 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1083 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1084
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1085 // Dismisses the hyperlink input box.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1086 // isCancel is true if we don't care about the input text.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1087 // isCancel is false if we are going to keep the text.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1088 var close = function (isCancel) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1089 util.removeEvent(doc.body, "keydown", checkEscape);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1090 var text = input.value;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1091
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1092 if (isCancel) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1093 text = null;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1094 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1095 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1096 // Fixes common pasting errors.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1097 text = text.replace(/^http:\/\/(https?\|ftp):\/\//, '$1://');
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1098 if (!/^(?:https?\|ftp):\/\//.test(text))
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1099 text = 'http://' + text;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1100 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1101
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1102 dialog.parentNode.removeChild(dialog);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1103
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1104 callback(text);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1105 return false;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1106 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1107
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1108
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1109
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1110 // Create the text input box form/window.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1111 var createDialog = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1112
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1113 // The main dialog box.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1114 dialog = doc.createElement("div");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1115 dialog.className = "wmd-prompt-dialog";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1116 dialog.style.padding = "10px;";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1117 dialog.style.position = "fixed";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1118 dialog.style.width = "400px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1119 dialog.style.zIndex = "1001";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1120
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1121 // The dialog text.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1122 var question = doc.createElement("div");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1123 question.innerHTML = text;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1124 question.style.padding = "5px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1125 dialog.appendChild(question);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1126
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1127 // The web form container for the text box and buttons.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1128 var form = doc.createElement("form"),
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1129 style = form.style;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1130 form.onsubmit = function () { return close(false); };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1131 style.padding = "0";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1132 style.margin = "0";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1133 style.cssFloat = "left";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1134 style.width = "100%";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1135 style.textAlign = "center";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1136 style.position = "relative";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1137 dialog.appendChild(form);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1138
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1139 // The input text box
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1140 input = doc.createElement("input");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1141 input.type = "text";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1142 input.value = defaultInputText;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1143 style = input.style;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1144 style.display = "block";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1145 style.width = "80%";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1146 style.marginLeft = style.marginRight = "auto";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1147 form.appendChild(input);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1148
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1149 // The ok button
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1150 var okButton = doc.createElement("input");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1151 okButton.type = "button";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1152 okButton.onclick = function () { return close(false); };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1153 okButton.value = "OK";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1154 style = okButton.style;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1155 style.margin = "10px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1156 style.display = "inline";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1157 style.width = "7em";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1158
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1159
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1160 // The cancel button
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1161 var cancelButton = doc.createElement("input");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1162 cancelButton.type = "button";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1163 cancelButton.onclick = function () { return close(true); };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1164 cancelButton.value = "Cancel";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1165 style = cancelButton.style;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1166 style.margin = "10px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1167 style.display = "inline";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1168 style.width = "7em";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1169
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1170 form.appendChild(okButton);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1171 form.appendChild(cancelButton);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1172
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1173 util.addEvent(doc.body, "keydown", checkEscape);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1174 dialog.style.top = "50%";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1175 dialog.style.left = "50%";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1176 dialog.style.display = "block";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1177 if (uaSniffed.isIE_5or6) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1178 dialog.style.position = "absolute";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1179 dialog.style.top = doc.documentElement.scrollTop + 200 + "px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1180 dialog.style.left = "50%";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1181 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1182 doc.body.appendChild(dialog);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1183
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1184 // This has to be done AFTER adding the dialog to the form if you
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1185 // want it to be centered.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1186 dialog.style.marginTop = -(position.getHeight(dialog) / 2) + "px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1187 dialog.style.marginLeft = -(position.getWidth(dialog) / 2) + "px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1188
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1189 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1190
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1191 // Why is this in a zero-length timeout?
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1192 // Is it working around a browser bug?
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1193 setTimeout(function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1194
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1195 createDialog();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1196
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1197 var defTextLen = defaultInputText.length;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1198 if (input.selectionStart !== undefined) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1199 input.selectionStart = 0;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1200 input.selectionEnd = defTextLen;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1201 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1202 else if (input.createTextRange) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1203 var range = input.createTextRange();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1204 range.collapse(false);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1205 range.moveStart("character", -defTextLen);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1206 range.moveEnd("character", defTextLen);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1207 range.select();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1208 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1209
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1210 input.focus();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1211 }, 0);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1212 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1213
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1214 function UIManager(postfix, panels, undoManager, previewManager, commandManager, helpOptions, getString) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1215
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1216 var inputBox = panels.input,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1217 buttons = {}; // buttons.undo, buttons.link, etc. The actual DOM elements.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1218
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1219 makeSpritedButtonRow();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1220
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1221 var keyEvent = "keydown";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1222 if (uaSniffed.isOpera) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1223 keyEvent = "keypress";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1224 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1225
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1226 util.addEvent(inputBox, keyEvent, function (key) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1227
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1228 // Check to see if we have a button key and, if so execute the callback.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1229 if ((key.ctrlKey \|\| key.metaKey) && !key.altKey && !key.shiftKey) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1230
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1231 var keyCode = key.charCode \|\| key.keyCode;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1232 var keyCodeStr = String.fromCharCode(keyCode).toLowerCase();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1233
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1234 switch (keyCodeStr) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1235 case "b":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1236 doClick(buttons.bold);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1237 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1238 case "i":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1239 doClick(buttons.italic);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1240 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1241 case "l":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1242 doClick(buttons.link);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1243 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1244 case "q":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1245 doClick(buttons.quote);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1246 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1247 case "k":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1248 doClick(buttons.code);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1249 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1250 case "g":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1251 doClick(buttons.image);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1252 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1253 case "o":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1254 doClick(buttons.olist);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1255 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1256 case "u":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1257 doClick(buttons.ulist);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1258 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1259 case "h":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1260 doClick(buttons.heading);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1261 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1262 case "r":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1263 doClick(buttons.hr);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1264 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1265 case "y":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1266 doClick(buttons.redo);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1267 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1268 case "z":
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1269 if (key.shiftKey) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1270 doClick(buttons.redo);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1271 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1272 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1273 doClick(buttons.undo);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1274 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1275 break;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1276 default:
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1277 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1278 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1279
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1280
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1281 if (key.preventDefault) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1282 key.preventDefault();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1283 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1284
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1285 if (window.event) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1286 window.event.returnValue = false;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1287 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1288 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1289 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1290
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1291 // Auto-indent on shift-enter
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1292 util.addEvent(inputBox, "keyup", function (key) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1293 if (key.shiftKey && !key.ctrlKey && !key.metaKey) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1294 var keyCode = key.charCode \|\| key.keyCode;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1295 // Character 13 is Enter
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1296 if (keyCode === 13) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1297 var fakeButton = {};
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1298 fakeButton.textOp = bindCommand("doAutoindent");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1299 doClick(fakeButton);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1300 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1301 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1302 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1303
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1304 // special handler because IE clears the context of the textbox on ESC
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1305 if (uaSniffed.isIE) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1306 util.addEvent(inputBox, "keydown", function (key) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1307 var code = key.keyCode;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1308 if (code === 27) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1309 return false;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1310 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1311 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1312 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1313
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1314
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1315 // Perform the button's action.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1316 function doClick(button) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1317
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1318 inputBox.focus();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1319
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1320 if (button.textOp) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1321
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1322 if (undoManager) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1323 undoManager.setCommandMode();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1324 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1325
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1326 var state = new TextareaState(panels);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1327
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1328 if (!state) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1329 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1330 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1331
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1332 var chunks = state.getChunks();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1333
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1334 // Some commands launch a "modal" prompt dialog. Javascript
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1335 // can't really make a modal dialog box and the WMD code
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1336 // will continue to execute while the dialog is displayed.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1337 // This prevents the dialog pattern I'm used to and means
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1338 // I can't do something like this:
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1339 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1340 // var link = CreateLinkDialog();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1341 // makeMarkdownLink(link);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1342 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1343 // Instead of this straightforward method of handling a
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1344 // dialog I have to pass any code which would execute
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1345 // after the dialog is dismissed (e.g. link creation)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1346 // in a function parameter.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1347 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1348 // Yes this is awkward and I think it sucks, but there's
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1349 // no real workaround. Only the image and link code
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1350 // create dialogs and require the function pointers.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1351 var fixupInputArea = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1352
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1353 inputBox.focus();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1354
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1355 if (chunks) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1356 state.setChunks(chunks);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1357 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1358
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1359 state.restore();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1360 previewManager.refresh();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1361 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1362
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1363 var noCleanup = button.textOp(chunks, fixupInputArea);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1364
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1365 if (!noCleanup) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1366 fixupInputArea();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1367 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1368
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1369 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1370
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1371 if (button.execute) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1372 button.execute(undoManager);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1373 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1374 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1375
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1376 function setupButton(button, isEnabled) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1377
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1378 var normalYShift = "0px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1379 var disabledYShift = "-20px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1380 var highlightYShift = "-40px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1381 var image = button.getElementsByTagName("span")[0];
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1382 if (isEnabled) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1383 image.style.backgroundPosition = button.XShift + " " + normalYShift;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1384 button.onmouseover = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1385 image.style.backgroundPosition = this.XShift + " " + highlightYShift;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1386 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1387
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1388 button.onmouseout = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1389 image.style.backgroundPosition = this.XShift + " " + normalYShift;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1390 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1391
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1392 // IE tries to select the background image "button" text (it's
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1393 // implemented in a list item) so we have to cache the selection
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1394 // on mousedown.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1395 if (uaSniffed.isIE) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1396 button.onmousedown = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1397 if (doc.activeElement && doc.activeElement !== panels.input) { // we're not even in the input box, so there's no selection
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1398 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1399 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1400 panels.ieCachedRange = document.selection.createRange();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1401 panels.ieCachedScrollTop = panels.input.scrollTop;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1402 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1403 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1404
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1405 if (!button.isHelp) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1406 button.onclick = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1407 if (this.onmouseout) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1408 this.onmouseout();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1409 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1410 doClick(this);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1411 return false;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1412 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1413 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1414 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1415 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1416 image.style.backgroundPosition = button.XShift + " " + disabledYShift;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1417 button.onmouseover = button.onmouseout = button.onclick = function () { };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1418 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1419 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1420
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1421 function bindCommand(method) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1422 if (typeof method === "string")
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1423 method = commandManager[method];
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1424 return function () { method.apply(commandManager, arguments); }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1425 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1426
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1427 function makeSpritedButtonRow() {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1428
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1429 var buttonBar = panels.buttonBar;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1430
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1431 var normalYShift = "0px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1432 var disabledYShift = "-20px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1433 var highlightYShift = "-40px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1434
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1435 var buttonRow = document.createElement("ul");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1436 buttonRow.id = "wmd-button-row" + postfix;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1437 buttonRow.className = 'wmd-button-row';
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1438 buttonRow = buttonBar.appendChild(buttonRow);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1439 var xPosition = 0;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1440 var makeButton = function (id, title, XShift, textOp) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1441 var button = document.createElement("li");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1442 button.className = "wmd-button";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1443 button.style.left = xPosition + "px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1444 xPosition += 25;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1445 var buttonImage = document.createElement("span");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1446 button.id = id + postfix;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1447 button.appendChild(buttonImage);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1448 button.title = title;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1449 button.XShift = XShift;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1450 if (textOp)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1451 button.textOp = textOp;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1452 setupButton(button, true);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1453 buttonRow.appendChild(button);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1454 return button;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1455 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1456 var makeSpacer = function (num) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1457 var spacer = document.createElement("li");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1458 spacer.className = "wmd-spacer wmd-spacer" + num;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1459 spacer.id = "wmd-spacer" + num + postfix;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1460 buttonRow.appendChild(spacer);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1461 xPosition += 25;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1462 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1463
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1464 buttons.bold = makeButton("wmd-bold-button", getString("bold"), "0px", bindCommand("doBold"));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1465 buttons.italic = makeButton("wmd-italic-button", getString("italic"), "-20px", bindCommand("doItalic"));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1466 makeSpacer(1);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1467 buttons.link = makeButton("wmd-link-button", getString("link"), "-40px", bindCommand(function (chunk, postProcessing) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1468 return this.doLinkOrImage(chunk, postProcessing, false);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1469 }));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1470 buttons.quote = makeButton("wmd-quote-button", getString("quote"), "-60px", bindCommand("doBlockquote"));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1471 buttons.code = makeButton("wmd-code-button", getString("code"), "-80px", bindCommand("doCode"));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1472 buttons.image = makeButton("wmd-image-button", getString("image"), "-100px", bindCommand(function (chunk, postProcessing) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1473 return this.doLinkOrImage(chunk, postProcessing, true);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1474 }));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1475 makeSpacer(2);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1476 buttons.olist = makeButton("wmd-olist-button", getString("olist"), "-120px", bindCommand(function (chunk, postProcessing) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1477 this.doList(chunk, postProcessing, true);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1478 }));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1479 buttons.ulist = makeButton("wmd-ulist-button", getString("ulist"), "-140px", bindCommand(function (chunk, postProcessing) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1480 this.doList(chunk, postProcessing, false);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1481 }));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1482 buttons.heading = makeButton("wmd-heading-button", getString("heading"), "-160px", bindCommand("doHeading"));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1483 buttons.hr = makeButton("wmd-hr-button", getString("hr"), "-180px", bindCommand("doHorizontalRule"));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1484 makeSpacer(3);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1485 buttons.undo = makeButton("wmd-undo-button", getString("undo"), "-200px", null);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1486 buttons.undo.execute = function (manager) { if (manager) manager.undo(); };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1487
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1488 var redoTitle = /win/.test(nav.platform.toLowerCase()) ?
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1489 getString("redo") :
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1490 getString("redomac"); // mac and other non-Windows platforms
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1491
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1492 buttons.redo = makeButton("wmd-redo-button", redoTitle, "-220px", null);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1493 buttons.redo.execute = function (manager) { if (manager) manager.redo(); };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1494
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1495 if (helpOptions) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1496 var helpButton = document.createElement("li");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1497 var helpButtonImage = document.createElement("span");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1498 helpButton.appendChild(helpButtonImage);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1499 helpButton.className = "wmd-button wmd-help-button";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1500 helpButton.id = "wmd-help-button" + postfix;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1501 helpButton.XShift = "-240px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1502 helpButton.isHelp = true;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1503 helpButton.style.right = "0px";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1504 helpButton.title = getString("help");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1505 helpButton.onclick = helpOptions.handler;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1506
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1507 setupButton(helpButton, true);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1508 buttonRow.appendChild(helpButton);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1509 buttons.help = helpButton;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1510 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1511
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1512 setUndoRedoButtonStates();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1513 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1514
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1515 function setUndoRedoButtonStates() {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1516 if (undoManager) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1517 setupButton(buttons.undo, undoManager.canUndo());
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1518 setupButton(buttons.redo, undoManager.canRedo());
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1519 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1520 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1521
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1522 this.setUndoRedoButtonStates = setUndoRedoButtonStates;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1523
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1524 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1525
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1526 function CommandManager(pluginHooks, getString) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1527 this.hooks = pluginHooks;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1528 this.getString = getString;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1529 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1530
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1531 var commandProto = CommandManager.prototype;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1532
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1533 // The markdown symbols - 4 spaces = code, > = blockquote, etc.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1534 commandProto.prefixes = "(?:\\s{4,}\|\\s>\|\\s-\\s+\|\\s\\d+\\.\|=\|\\+\|-\|_\|\\\|#\|\\s*\\[[^\n]]+\\]:)";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1535
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1536 // Remove markdown symbols from the chunk selection.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1537 commandProto.unwrap = function (chunk) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1538 var txt = new re("([^\\n])\\n(?!(\\n\|" + this.prefixes + "))", "g");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1539 chunk.selection = chunk.selection.replace(txt, "$1 $2");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1540 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1541
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1542 commandProto.wrap = function (chunk, len) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1543 this.unwrap(chunk);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1544 var regex = new re("(.{1," + len + "})( +\|$\\n?)", "gm"),
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1545 that = this;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1546
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1547 chunk.selection = chunk.selection.replace(regex, function (line, marked) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1548 if (new re("^" + that.prefixes, "").test(line)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1549 return line;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1550 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1551 return marked + "\n";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1552 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1553
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1554 chunk.selection = chunk.selection.replace(/\s+$/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1555 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1556
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1557 commandProto.doBold = function (chunk, postProcessing) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1558 return this.doBorI(chunk, postProcessing, 2, this.getString("boldexample"));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1559 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1560
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1561 commandProto.doItalic = function (chunk, postProcessing) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1562 return this.doBorI(chunk, postProcessing, 1, this.getString("italicexample"));
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1563 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1564
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1565 // chunk: The selected region that will be enclosed with /*
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1566 // nStars: 1 for italics, 2 for bold
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1567 // insertText: If you just click the button without highlighting text, this gets inserted
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1568 commandProto.doBorI = function (chunk, postProcessing, nStars, insertText) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1569
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1570 // Get rid of whitespace and fixup newlines.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1571 chunk.trimWhitespace();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1572 chunk.selection = chunk.selection.replace(/\n{2,}/g, "\n");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1573
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1574 // Look for stars before and after. Is the chunk already marked up?
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1575 // note that these regex matches cannot fail
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1576 var starsBefore = /(\**$)/.exec(chunk.before)[0];
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1577 var starsAfter = /(^\**)/.exec(chunk.after)[0];
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1578
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1579 var prevStars = Math.min(starsBefore.length, starsAfter.length);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1580
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1581 // Remove stars if we have to since the button acts as a toggle.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1582 if ((prevStars >= nStars) && (prevStars != 2 \|\| nStars != 1)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1583 chunk.before = chunk.before.replace(re("[*]{" + nStars + "}$", ""), "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1584 chunk.after = chunk.after.replace(re("^[*]{" + nStars + "}", ""), "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1585 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1586 else if (!chunk.selection && starsAfter) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1587 // It's not really clear why this code is necessary. It just moves
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1588 // some arbitrary stuff around.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1589 chunk.after = chunk.after.replace(/^([_])/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1590 chunk.before = chunk.before.replace(/(\s?)$/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1591 var whitespace = re.$1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1592 chunk.before = chunk.before + starsAfter + whitespace;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1593 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1594 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1595
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1596 // In most cases, if you don't have any selected text and click the button
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1597 // you'll get a selected, marked up region with the default text inserted.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1598 if (!chunk.selection && !starsAfter) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1599 chunk.selection = insertText;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1600 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1601
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1602 // Add the true markup.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1603 var markup = nStars <= 1 ? "" : "*"; // shouldn't the test be = ?
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1604 chunk.before = chunk.before + markup;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1605 chunk.after = markup + chunk.after;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1606 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1607
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1608 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1609 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1610
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1611 commandProto.stripLinkDefs = function (text, defsToAdd) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1612
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1613 text = text.replace(/^[ ]{0,3}\[(\d+)\]:[ \t]\n?[ \t]<?(\S+?)>?[ \t]\n?[ \t](?:(\n)["(](.+?)[")][ \t])?(?:\n+\|$)/gm,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1614 function (totalMatch, id, link, newlines, title) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1615 defsToAdd[id] = totalMatch.replace(/\s*$/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1616 if (newlines) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1617 // Strip the title and return that separately.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1618 defsToAdd[id] = totalMatch.replace(/["(](.+?)[")]$/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1619 return newlines + title;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1620 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1621 return "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1622 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1623
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1624 return text;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1625 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1626
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1627 commandProto.addLinkDef = function (chunk, linkDef) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1628
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1629 var refNumber = 0; // The current reference number
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1630 var defsToAdd = {}; //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1631 // Start with a clean slate by removing all previous link definitions.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1632 chunk.before = this.stripLinkDefs(chunk.before, defsToAdd);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1633 chunk.selection = this.stripLinkDefs(chunk.selection, defsToAdd);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1634 chunk.after = this.stripLinkDefs(chunk.after, defsToAdd);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1635
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1636 var defs = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1637 var regex = /(\[)((?:\[[^\]]\]\|[^\[\]]))(\][ ]?(?:\n[ ]*)?\[)(\d+)(\])/g;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1638
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1639 var addDefNumber = function (def) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1640 refNumber++;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1641 def = def.replace(/^[ ]{0,3}\[(\d+)\]:/, " [" + refNumber + "]:");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1642 defs += "\n" + def;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1643 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1644
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1645 // note that
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1646 // a) the recursive call to getLink cannot go infinite, because by definition
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1647 // of regex, inner is always a proper substring of wholeMatch, and
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1648 // b) more than one level of nesting is neither supported by the regex
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1649 // nor making a lot of sense (the only use case for nesting is a linked image)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1650 var getLink = function (wholeMatch, before, inner, afterInner, id, end) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1651 inner = inner.replace(regex, getLink);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1652 if (defsToAdd[id]) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1653 addDefNumber(defsToAdd[id]);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1654 return before + inner + afterInner + refNumber + end;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1655 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1656 return wholeMatch;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1657 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1658
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1659 chunk.before = chunk.before.replace(regex, getLink);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1660
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1661 if (linkDef) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1662 addDefNumber(linkDef);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1663 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1664 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1665 chunk.selection = chunk.selection.replace(regex, getLink);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1666 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1667
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1668 var refOut = refNumber;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1669
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1670 chunk.after = chunk.after.replace(regex, getLink);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1671
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1672 if (chunk.after) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1673 chunk.after = chunk.after.replace(/\n*$/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1674 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1675 if (!chunk.after) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1676 chunk.selection = chunk.selection.replace(/\n*$/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1677 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1678
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1679 chunk.after += "\n\n" + defs;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1680
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1681 return refOut;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1682 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1683
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1684 // takes the line as entered into the add link/as image dialog and makes
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1685 // sure the URL and the optinal title are "nice".
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1686 function properlyEncoded(linkdef) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1687 return linkdef.replace(/^\s(.?)(?:\s+"(.+)")?\s*$/, function (wholematch, link, title) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1688 link = link.replace(/\?.*$/, function (querypart) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1689 return querypart.replace(/\+/g, " "); // in the query string, a plus and a space are identical
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1690 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1691 link = decodeURIComponent(link); // unencode first, to prevent double encoding
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1692 link = encodeURI(link).replace(/'/g, '%27').replace(/\(/g, '%28').replace(/\)/g, '%29');
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1693 link = link.replace(/\?.*$/, function (querypart) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1694 return querypart.replace(/\+/g, "%2b"); // since we replaced plus with spaces in the query part, all pluses that now appear where originally encoded
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1695 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1696 if (title) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1697 title = title.trim ? title.trim() : title.replace(/^\s/, "").replace(/\s$/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1698 title = title.replace(/"/g, "quot;").replace(/\(/g, "(").replace(/\)/g, ")").replace(/</g, "<").replace(/>/g, ">");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1699 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1700 return title ? link + ' "' + title + '"' : link;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1701 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1702 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1703
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1704 commandProto.doLinkOrImage = function (chunk, postProcessing, isImage) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1705
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1706 chunk.trimWhitespace();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1707 chunk.findTags(/\s!?\[/, /\][ ]?(?:\n[ ])?(\[.*?\])?/);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1708 var background;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1709
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1710 if (chunk.endTag.length > 1 && chunk.startTag.length > 0) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1711
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1712 chunk.startTag = chunk.startTag.replace(/!?\[/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1713 chunk.endTag = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1714 this.addLinkDef(chunk, null);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1715
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1716 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1717 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1718
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1719 // We're moving start and end tag back into the selection, since (as we're in the else block) we're not
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1720 // removing a link, but adding one, so whatever findTags() found is now back to being part of the
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1721 // link text. linkEnteredCallback takes care of escaping any brackets.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1722 chunk.selection = chunk.startTag + chunk.selection + chunk.endTag;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1723 chunk.startTag = chunk.endTag = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1724
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1725 if (/\n\n/.test(chunk.selection)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1726 this.addLinkDef(chunk, null);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1727 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1728 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1729 var that = this;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1730 // The function to be executed when you enter a link and press OK or Cancel.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1731 // Marks up the link and adds the ref.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1732 var linkEnteredCallback = function (link) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1733
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1734 background.parentNode.removeChild(background);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1735
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1736 if (link !== null) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1737 // ( $1
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1738 // [^\\] anything that's not a backslash
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1739 // (?:\\\\)* an even number (this includes zero) of backslashes
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1740 // )
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1741 // (?= followed by
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1742 // [[\]] an opening or closing bracket
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1743 // )
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1744 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1745 // In other words, a non-escaped bracket. These have to be escaped now to make sure they
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1746 // don't count as the end of the link or similar.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1747 // Note that the actual bracket has to be a lookahead, because (in case of to subsequent brackets),
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1748 // the bracket in one match may be the "not a backslash" character in the next match, so it
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1749 // should not be consumed by the first match.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1750 // The "prepend a space and finally remove it" steps makes sure there is a "not a backslash" at the
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1751 // start of the string, so this also works if the selection begins with a bracket. We cannot solve
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1752 // this by anchoring with ^, because in the case that the selection starts with two brackets, this
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1753 // would mean a zero-width match at the start. Since zero-width matches advance the string position,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1754 // the first bracket could then not act as the "not a backslash" for the second.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1755 chunk.selection = (" " + chunk.selection).replace(/([^\\](?:\\\\)*)(?=[[\]])/g, "$1\\").substr(1);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1756
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1757 var linkDef = " [999]: " + properlyEncoded(link);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1758
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1759 var num = that.addLinkDef(chunk, linkDef);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1760 chunk.startTag = isImage ? "![" : "[";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1761 chunk.endTag = "][" + num + "]";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1762
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1763 if (!chunk.selection) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1764 if (isImage) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1765 chunk.selection = that.getString("imagedescription");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1766 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1767 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1768 chunk.selection = that.getString("linkdescription");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1769 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1770 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1771 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1772 postProcessing();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1773 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1774
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1775 background = ui.createBackground();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1776
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1777 if (isImage) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1778 if (!this.hooks.insertImageDialog(linkEnteredCallback))
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1779 ui.prompt(this.getString("imagedialog"), imageDefaultText, linkEnteredCallback);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1780 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1781 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1782 ui.prompt(this.getString("linkdialog"), linkDefaultText, linkEnteredCallback);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1783 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1784 return true;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1785 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1786 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1787
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1788 // When making a list, hitting shift-enter will put your cursor on the next line
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1789 // at the current indent level.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1790 commandProto.doAutoindent = function (chunk, postProcessing) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1791
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1792 var commandMgr = this,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1793 fakeSelection = false;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1794
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1795 chunk.before = chunk.before.replace(/(\n\|^)[ ]{0,3}([+-]\|\d+[.])[ \t]\n$/, "\n\n");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1796 chunk.before = chunk.before.replace(/(\n\|^)[ ]{0,3}>[ \t]*\n$/, "\n\n");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1797 chunk.before = chunk.before.replace(/(\n\|^)[ \t]+\n$/, "\n\n");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1798
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1799 // There's no selection, end the cursor wasn't at the end of the line:
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1800 // The user wants to split the current list item / code line / blockquote line
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1801 // (for the latter it doesn't really matter) in two. Temporarily select the
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1802 // (rest of the) line to achieve this.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1803 if (!chunk.selection && !/^[ \t]*(?:\n\|$)/.test(chunk.after)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1804 chunk.after = chunk.after.replace(/^[^\n]*/, function (wholeMatch) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1805 chunk.selection = wholeMatch;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1806 return "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1807 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1808 fakeSelection = true;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1809 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1810
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1811 if (/(\n\|^)[ ]{0,3}([+-]\|\d+[.])[ \t]+.\n$/.test(chunk.before)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1812 if (commandMgr.doList) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1813 commandMgr.doList(chunk);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1814 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1815 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1816 if (/(\n\|^)[ ]{0,3}>[ \t]+.*\n$/.test(chunk.before)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1817 if (commandMgr.doBlockquote) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1818 commandMgr.doBlockquote(chunk);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1819 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1820 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1821 if (/(\n\|^)(\t\|[ ]{4,}).*\n$/.test(chunk.before)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1822 if (commandMgr.doCode) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1823 commandMgr.doCode(chunk);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1824 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1825 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1826
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1827 if (fakeSelection) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1828 chunk.after = chunk.selection + chunk.after;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1829 chunk.selection = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1830 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1831 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1832
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1833 commandProto.doBlockquote = function (chunk, postProcessing) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1834
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1835 chunk.selection = chunk.selection.replace(/^(\n)([^\r]+?)(\n)$/,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1836 function (totalMatch, newlinesBefore, text, newlinesAfter) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1837 chunk.before += newlinesBefore;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1838 chunk.after = newlinesAfter + chunk.after;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1839 return text;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1840 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1841
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1842 chunk.before = chunk.before.replace(/(>[ \t]*)$/,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1843 function (totalMatch, blankLine) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1844 chunk.selection = blankLine + chunk.selection;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1845 return "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1846 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1847
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1848 chunk.selection = chunk.selection.replace(/^(\s\|>)+$/, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1849 chunk.selection = chunk.selection \|\| this.getString("quoteexample");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1850
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1851 // The original code uses a regular expression to find out how much of the
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1852 // text directly before the selection already was a blockquote:
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1853
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1854 /*
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1855 if (chunk.before) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1856 chunk.before = chunk.before.replace(/\n?$/, "\n");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1857 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1858 chunk.before = chunk.before.replace(/(((\n\|^)(\n[ \t])>(.+\n).)+(\n[ \t])$)/,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1859 function (totalMatch) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1860 chunk.startTag = totalMatch;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1861 return "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1862 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1863 */
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1864
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1865 // This comes down to:
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1866 // Go backwards as many lines a possible, such that each line
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1867 // a) starts with ">", or
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1868 // b) is almost empty, except for whitespace, or
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1869 // c) is preceeded by an unbroken chain of non-empty lines
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1870 // leading up to a line that starts with ">" and at least one more character
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1871 // and in addition
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1872 // d) at least one line fulfills a)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1873 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1874 // Since this is essentially a backwards-moving regex, it's susceptible to
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1875 // catstrophic backtracking and can cause the browser to hang;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1876 // see e.g. http://meta.stackoverflow.com/questions/9807.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1877 //
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1878 // Hence we replaced this by a simple state machine that just goes through the
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1879 // lines and checks for a), b), and c).
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1880
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1881 var match = "",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1882 leftOver = "",
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1883 line;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1884 if (chunk.before) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1885 var lines = chunk.before.replace(/\n$/, "").split("\n");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1886 var inChain = false;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1887 for (var i = 0; i < lines.length; i++) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1888 var good = false;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1889 line = lines[i];
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1890 inChain = inChain && line.length > 0; // c) any non-empty line continues the chain
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1891 if (/^>/.test(line)) { // a)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1892 good = true;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1893 if (!inChain && line.length > 1) // c) any line that starts with ">" and has at least one more character starts the chain
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1894 inChain = true;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1895 } else if (/^[ \t]*$/.test(line)) { // b)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1896 good = true;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1897 } else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1898 good = inChain; // c) the line is not empty and does not start with ">", so it matches if and only if we're in the chain
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1899 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1900 if (good) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1901 match += line + "\n";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1902 } else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1903 leftOver += match + line;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1904 match = "\n";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1905 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1906 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1907 if (!/(^\|\n)>/.test(match)) { // d)
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1908 leftOver += match;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1909 match = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1910 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1911 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1912
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1913 chunk.startTag = match;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1914 chunk.before = leftOver;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1915
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1916 // end of change
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1917
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1918 if (chunk.after) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1919 chunk.after = chunk.after.replace(/^\n?/, "\n");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1920 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1921
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1922 chunk.after = chunk.after.replace(/^(((\n\|^)(\n[ \t])>(.+\n).)+(\n[ \t]))/,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1923 function (totalMatch) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1924 chunk.endTag = totalMatch;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1925 return "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1926 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1927 );
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1928
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1929 var replaceBlanksInTags = function (useBracket) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1930
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1931 var replacement = useBracket ? "> " : "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1932
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1933 if (chunk.startTag) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1934 chunk.startTag = chunk.startTag.replace(/\n((>\|\s)*)\n$/,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1935 function (totalMatch, markdown) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1936 return "\n" + markdown.replace(/^[ ]{0,3}>?[ \t]*$/gm, replacement) + "\n";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1937 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1938 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1939 if (chunk.endTag) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1940 chunk.endTag = chunk.endTag.replace(/^\n((>\|\s)*)\n/,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1941 function (totalMatch, markdown) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1942 return "\n" + markdown.replace(/^[ ]{0,3}>?[ \t]*$/gm, replacement) + "\n";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1943 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1944 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1945 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1946
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1947 if (/^(?![ ]{0,3}>)/m.test(chunk.selection)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1948 this.wrap(chunk, SETTINGS.lineLength - 2);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1949 chunk.selection = chunk.selection.replace(/^/gm, "> ");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1950 replaceBlanksInTags(true);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1951 chunk.skipLines();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1952 } else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1953 chunk.selection = chunk.selection.replace(/^[ ]{0,3}> ?/gm, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1954 this.unwrap(chunk);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1955 replaceBlanksInTags(false);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1956
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1957 if (!/^(\n\|^)[ ]{0,3}>/.test(chunk.selection) && chunk.startTag) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1958 chunk.startTag = chunk.startTag.replace(/\n{0,2}$/, "\n\n");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1959 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1960
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1961 if (!/(\n\|^)[ ]{0,3}>.*$/.test(chunk.selection) && chunk.endTag) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1962 chunk.endTag = chunk.endTag.replace(/^\n{0,2}/, "\n\n");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1963 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1964 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1965
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1966 chunk.selection = this.hooks.postBlockquoteCreation(chunk.selection);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1967
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1968 if (!/\n/.test(chunk.selection)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1969 chunk.selection = chunk.selection.replace(/^(> *)/,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1970 function (wholeMatch, blanks) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1971 chunk.startTag += blanks;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1972 return "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1973 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1974 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1975 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1976
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1977 commandProto.doCode = function (chunk, postProcessing) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1978
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1979 var hasTextBefore = /\S[ ]*$/.test(chunk.before);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1980 var hasTextAfter = /^[ ]*\S/.test(chunk.after);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1981
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1982 // Use 'four space' markdown if the selection is on its own
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1983 // line or is multiline.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1984 if ((!hasTextAfter && !hasTextBefore) \|\| /\n/.test(chunk.selection)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1985
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1986 chunk.before = chunk.before.replace(/[ ]{4}$/,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1987 function (totalMatch) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1988 chunk.selection = totalMatch + chunk.selection;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1989 return "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1990 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1991
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1992 var nLinesBack = 1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1993 var nLinesForward = 1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1994
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1995 if (/(\n\|^)(\t\|[ ]{4,}).*\n$/.test(chunk.before)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1996 nLinesBack = 0;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1997 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1998 if (/^\n(\t\|[ ]{4,})/.test(chunk.after)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	1999 nLinesForward = 0;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2000 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2001
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2002 chunk.skipLines(nLinesBack, nLinesForward);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2003
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2004 if (!chunk.selection) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2005 chunk.startTag = " ";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2006 chunk.selection = this.getString("codeexample");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2007 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2008 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2009 if (/^[ ]{0,3}\S/m.test(chunk.selection)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2010 if (/\n/.test(chunk.selection))
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2011 chunk.selection = chunk.selection.replace(/^/gm, " ");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2012 else // if it's not multiline, do not select the four added spaces; this is more consistent with the doList behavior
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2013 chunk.before += " ";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2014 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2015 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2016 chunk.selection = chunk.selection.replace(/^[ ]{4}/gm, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2017 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2018 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2019 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2020 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2021 // Use backticks (`) to delimit the code block.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2022
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2023 chunk.trimWhitespace();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2024 chunk.findTags(/`/, /`/);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2025
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2026 if (!chunk.startTag && !chunk.endTag) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2027 chunk.startTag = chunk.endTag = "`";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2028 if (!chunk.selection) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2029 chunk.selection = this.getString("codeexample");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2030 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2031 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2032 else if (chunk.endTag && !chunk.startTag) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2033 chunk.before += chunk.endTag;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2034 chunk.endTag = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2035 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2036 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2037 chunk.startTag = chunk.endTag = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2038 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2039 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2040 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2041
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2042 commandProto.doList = function (chunk, postProcessing, isNumberedList) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2043
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2044 // These are identical except at the very beginning and end.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2045 // Should probably use the regex extension function to make this clearer.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2046 var previousItemsRegex = /(\n\|^)(([ ]{0,3}([+-]\|\d+[.])[ \t]+.)(\n.+\|\n{2,}([+-].\|\d+[.])[ \t]+.\|\n{2,}[ \t]+\S.))\n$/;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2047 var nextItemsRegex = /^\n(([ ]{0,3}([+-]\|\d+[.])[ \t]+.)(\n.+\|\n{2,}([+-].\|\d+[.])[ \t]+.\|\n{2,}[ \t]+\S.))\n*/;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2048
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2049 // The default bullet is a dash but others are possible.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2050 // This has nothing to do with the particular HTML bullet,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2051 // it's just a markdown bullet.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2052 var bullet = "-";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2053
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2054 // The number in a numbered list.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2055 var num = 1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2056
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2057 // Get the item prefix - e.g. " 1. " for a numbered list, " - " for a bulleted list.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2058 var getItemPrefix = function () {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2059 var prefix;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2060 if (isNumberedList) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2061 prefix = " " + num + ". ";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2062 num++;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2063 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2064 else {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2065 prefix = " " + bullet + " ";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2066 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2067 return prefix;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2068 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2069
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2070 // Fixes the prefixes of the other list items.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2071 var getPrefixedItem = function (itemText) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2072
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2073 // The numbering flag is unset when called by autoindent.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2074 if (isNumberedList === undefined) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2075 isNumberedList = /^\s*\d/.test(itemText);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2076 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2077
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2078 // Renumber/bullet the list element.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2079 itemText = itemText.replace(/^[ ]{0,3}([*+-]\|\d+[.])\s/gm,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2080 function (_) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2081 return getItemPrefix();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2082 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2083
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2084 return itemText;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2085 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2086
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2087 chunk.findTags(/(\n\|^)[ ]{0,3}([+-]\|\d+[.])\s+/, null);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2088
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2089 if (chunk.before && !/\n$/.test(chunk.before) && !/^\n/.test(chunk.startTag)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2090 chunk.before += chunk.startTag;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2091 chunk.startTag = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2092 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2093
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2094 if (chunk.startTag) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2095
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2096 var hasDigits = /\d+[.]/.test(chunk.startTag);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2097 chunk.startTag = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2098 chunk.selection = chunk.selection.replace(/\n[ ]{4}/g, "\n");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2099 this.unwrap(chunk);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2100 chunk.skipLines();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2101
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2102 if (hasDigits) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2103 // Have to renumber the bullet points if this is a numbered list.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2104 chunk.after = chunk.after.replace(nextItemsRegex, getPrefixedItem);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2105 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2106 if (isNumberedList == hasDigits) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2107 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2108 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2109 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2110
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2111 var nLinesUp = 1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2112
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2113 chunk.before = chunk.before.replace(previousItemsRegex,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2114 function (itemText) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2115 if (/^\s([+-])/.test(itemText)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2116 bullet = re.$1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2117 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2118 nLinesUp = /[^\n]\n\n[^\n]/.test(itemText) ? 1 : 0;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2119 return getPrefixedItem(itemText);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2120 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2121
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2122 if (!chunk.selection) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2123 chunk.selection = this.getString("litem");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2124 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2125
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2126 var prefix = getItemPrefix();
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2127
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2128 var nLinesDown = 1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2129
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2130 chunk.after = chunk.after.replace(nextItemsRegex,
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2131 function (itemText) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2132 nLinesDown = /[^\n]\n\n[^\n]/.test(itemText) ? 1 : 0;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2133 return getPrefixedItem(itemText);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2134 });
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2135
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2136 chunk.trimWhitespace(true);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2137 chunk.skipLines(nLinesUp, nLinesDown, true);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2138 chunk.startTag = prefix;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2139 var spaces = prefix.replace(/./g, " ");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2140 this.wrap(chunk, SETTINGS.lineLength - spaces.length);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2141 chunk.selection = chunk.selection.replace(/\n/g, "\n" + spaces);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2142
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2143 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2144
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2145 commandProto.doHeading = function (chunk, postProcessing) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2146
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2147 // Remove leading/trailing whitespace and reduce internal spaces to single spaces.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2148 chunk.selection = chunk.selection.replace(/\s+/g, " ");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2149 chunk.selection = chunk.selection.replace(/(^\s+\|\s+$)/g, "");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2150
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2151 // If we clicked the button with no selected text, we just
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2152 // make a level 2 hash header around some default text.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2153 if (!chunk.selection) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2154 chunk.startTag = "## ";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2155 chunk.selection = this.getString("headingexample");
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2156 chunk.endTag = " ##";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2157 return;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2158 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2159
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2160 var headerLevel = 0; // The existing header level of the selected text.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2161
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2162 // Remove any existing hash heading markdown and save the header level.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2163 chunk.findTags(/#+[ ]/, /[ ]#+/);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2164 if (/#+/.test(chunk.startTag)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2165 headerLevel = re.lastMatch.length;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2166 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2167 chunk.startTag = chunk.endTag = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2168
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2169 // Try to get the current header level by looking for - and = in the line
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2170 // below the selection.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2171 chunk.findTags(null, /\s?(-+\|=+)/);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2172 if (/=+/.test(chunk.endTag)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2173 headerLevel = 1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2174 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2175 if (/-+/.test(chunk.endTag)) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2176 headerLevel = 2;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2177 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2178
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2179 // Skip to the next line so we can create the header markdown.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2180 chunk.startTag = chunk.endTag = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2181 chunk.skipLines(1, 1);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2182
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2183 // We make a level 2 header if there is no current header.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2184 // If there is a header level, we substract one from the header level.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2185 // If it's already a level 1 header, it's removed.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2186 var headerLevelToCreate = headerLevel == 0 ? 2 : headerLevel - 1;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2187
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2188 if (headerLevelToCreate > 0) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2189
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2190 // The button only creates level 1 and 2 underline headers.
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2191 // Why not have it iterate over hash header levels? Wouldn't that be easier and cleaner?
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2192 var headerChar = headerLevelToCreate >= 2 ? "-" : "=";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2193 var len = chunk.selection.length;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2194 if (len > SETTINGS.lineLength) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2195 len = SETTINGS.lineLength;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2196 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2197 chunk.endTag = "\n";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2198 while (len--) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2199 chunk.endTag += headerChar;
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2200 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2201 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2202 };
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2203
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2204 commandProto.doHorizontalRule = function (chunk, postProcessing) {
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2205 chunk.startTag = "----------\n";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2206 chunk.selection = "";
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2207 chunk.skipLines(2, 1, true);
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2208 }
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2209
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2210
59cad6ce1a1c Added support for history and diffing. Ludovic Chabant <ludovic@chabant.com> parents: diff changeset	2211 })();