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annotate static/bootstrap/js/tooltip.js @ 149:d29e2f337b00

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Updated to Bootstrap 3.0.
author Ludovic Chabant <ludovic@chabant.com>
date Thu, 12 Dec 2013 21:54:04 -0800
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149
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1 /* ========================================================================
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2 * Bootstrap: tooltip.js v3.0.3
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3 * http://getbootstrap.com/javascript/#tooltip
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4 * Inspired by the original jQuery.tipsy by Jason Frame
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5 * ========================================================================
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6 * Copyright 2013 Twitter, Inc.
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7 *
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8 * Licensed under the Apache License, Version 2.0 (the "License");
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9 * you may not use this file except in compliance with the License.
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10 * You may obtain a copy of the License at
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11 *
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12 * http://www.apache.org/licenses/LICENSE-2.0
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13 *
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14 * Unless required by applicable law or agreed to in writing, software
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15 * distributed under the License is distributed on an "AS IS" BASIS,
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16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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17 * See the License for the specific language governing permissions and
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18 * limitations under the License.
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19 * ======================================================================== */
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20
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21
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22 +function ($) { "use strict";
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23
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24 // TOOLTIP PUBLIC CLASS DEFINITION
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25 // ===============================
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26
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27 var Tooltip = function (element, options) {
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28 this.type =
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29 this.options =
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30 this.enabled =
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31 this.timeout =
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32 this.hoverState =
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33 this.$element = null
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34
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35 this.init('tooltip', element, options)
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36 }
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37
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38 Tooltip.DEFAULTS = {
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39 animation: true
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40 , placement: 'top'
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41 , selector: false
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42 , template: '<div class="tooltip"><div class="tooltip-arrow"></div><div class="tooltip-inner"></div></div>'
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43 , trigger: 'hover focus'
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44 , title: ''
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45 , delay: 0
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46 , html: false
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47 , container: false
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48 }
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49
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50 Tooltip.prototype.init = function (type, element, options) {
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51 this.enabled = true
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52 this.type = type
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53 this.$element = $(element)
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54 this.options = this.getOptions(options)
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55
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56 var triggers = this.options.trigger.split(' ')
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57
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58 for (var i = triggers.length; i--;) {
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59 var trigger = triggers[i]
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60
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61 if (trigger == 'click') {
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62 this.$element.on('click.' + this.type, this.options.selector, $.proxy(this.toggle, this))
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63 } else if (trigger != 'manual') {
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64 var eventIn = trigger == 'hover' ? 'mouseenter' : 'focus'
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65 var eventOut = trigger == 'hover' ? 'mouseleave' : 'blur'
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66
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67 this.$element.on(eventIn + '.' + this.type, this.options.selector, $.proxy(this.enter, this))
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68 this.$element.on(eventOut + '.' + this.type, this.options.selector, $.proxy(this.leave, this))
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69 }
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70 }
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71
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72 this.options.selector ?
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73 (this._options = $.extend({}, this.options, { trigger: 'manual', selector: '' })) :
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74 this.fixTitle()
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75 }
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76
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77 Tooltip.prototype.getDefaults = function () {
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78 return Tooltip.DEFAULTS
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79 }
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80
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81 Tooltip.prototype.getOptions = function (options) {
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82 options = $.extend({}, this.getDefaults(), this.$element.data(), options)
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83
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84 if (options.delay && typeof options.delay == 'number') {
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85 options.delay = {
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86 show: options.delay
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87 , hide: options.delay
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88 }
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89 }
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90
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91 return options
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92 }
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93
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94 Tooltip.prototype.getDelegateOptions = function () {
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95 var options = {}
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96 var defaults = this.getDefaults()
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97
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98 this._options && $.each(this._options, function (key, value) {
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99 if (defaults[key] != value) options[key] = value
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100 })
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101
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102 return options
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103 }
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104
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105 Tooltip.prototype.enter = function (obj) {
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106 var self = obj instanceof this.constructor ?
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107 obj : $(obj.currentTarget)[this.type](this.getDelegateOptions()).data('bs.' + this.type)
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108
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109 clearTimeout(self.timeout)
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110
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111 self.hoverState = 'in'
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112
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113 if (!self.options.delay || !self.options.delay.show) return self.show()
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114
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115 self.timeout = setTimeout(function () {
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116 if (self.hoverState == 'in') self.show()
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117 }, self.options.delay.show)
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118 }
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119
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120 Tooltip.prototype.leave = function (obj) {
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121 var self = obj instanceof this.constructor ?
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122 obj : $(obj.currentTarget)[this.type](this.getDelegateOptions()).data('bs.' + this.type)
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123
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124 clearTimeout(self.timeout)
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125
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126 self.hoverState = 'out'
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127
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128 if (!self.options.delay || !self.options.delay.hide) return self.hide()
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129
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130 self.timeout = setTimeout(function () {
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131 if (self.hoverState == 'out') self.hide()
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132 }, self.options.delay.hide)
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133 }
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134
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135 Tooltip.prototype.show = function () {
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136 var e = $.Event('show.bs.'+ this.type)
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137
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138 if (this.hasContent() && this.enabled) {
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139 this.$element.trigger(e)
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140
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141 if (e.isDefaultPrevented()) return
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142
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143 var $tip = this.tip()
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144
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145 this.setContent()
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146
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diff changeset
147 if (this.options.animation) $tip.addClass('fade')
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148
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diff changeset
149 var placement = typeof this.options.placement == 'function' ?
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diff changeset
150 this.options.placement.call(this, $tip[0], this.$element[0]) :
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parents:
diff changeset
151 this.options.placement
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152
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153 var autoToken = /\s?auto?\s?/i
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Ludovic Chabant <ludovic@chabant.com>
parents:
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154 var autoPlace = autoToken.test(placement)
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
155 if (autoPlace) placement = placement.replace(autoToken, '') || 'top'
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156
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parents:
diff changeset
157 $tip
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Ludovic Chabant <ludovic@chabant.com>
parents:
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158 .detach()
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parents:
diff changeset
159 .css({ top: 0, left: 0, display: 'block' })
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parents:
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160 .addClass(placement)
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parents:
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161
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parents:
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162 this.options.container ? $tip.appendTo(this.options.container) : $tip.insertAfter(this.$element)
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163
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diff changeset
164 var pos = this.getPosition()
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165 var actualWidth = $tip[0].offsetWidth
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
166 var actualHeight = $tip[0].offsetHeight
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167
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parents:
diff changeset
168 if (autoPlace) {
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
169 var $parent = this.$element.parent()
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
170
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171 var orgPlacement = placement
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Ludovic Chabant <ludovic@chabant.com>
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172 var docScroll = document.documentElement.scrollTop || document.body.scrollTop
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parents:
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173 var parentWidth = this.options.container == 'body' ? window.innerWidth : $parent.outerWidth()
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parents:
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174 var parentHeight = this.options.container == 'body' ? window.innerHeight : $parent.outerHeight()
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parents:
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175 var parentLeft = this.options.container == 'body' ? 0 : $parent.offset().left
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176
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177 placement = placement == 'bottom' && pos.top + pos.height + actualHeight - docScroll > parentHeight ? 'top' :
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178 placement == 'top' && pos.top - docScroll - actualHeight < 0 ? 'bottom' :
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parents:
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179 placement == 'right' && pos.right + actualWidth > parentWidth ? 'left' :
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180 placement == 'left' && pos.left - actualWidth < parentLeft ? 'right' :
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parents:
diff changeset
181 placement
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182
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diff changeset
183 $tip
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Ludovic Chabant <ludovic@chabant.com>
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184 .removeClass(orgPlacement)
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
185 .addClass(placement)
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
186 }
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187
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Ludovic Chabant <ludovic@chabant.com>
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188 var calculatedOffset = this.getCalculatedOffset(placement, pos, actualWidth, actualHeight)
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189
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parents:
diff changeset
190 this.applyPlacement(calculatedOffset, placement)
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
191 this.$element.trigger('shown.bs.' + this.type)
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
192 }
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
193 }
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194
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diff changeset
195 Tooltip.prototype.applyPlacement = function(offset, placement) {
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Ludovic Chabant <ludovic@chabant.com>
parents:
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196 var replace
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
197 var $tip = this.tip()
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
198 var width = $tip[0].offsetWidth
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
199 var height = $tip[0].offsetHeight
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
200
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Ludovic Chabant <ludovic@chabant.com>
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diff changeset
201 // manually read margins because getBoundingClientRect includes difference
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Ludovic Chabant <ludovic@chabant.com>
parents:
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202 var marginTop = parseInt($tip.css('margin-top'), 10)
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Ludovic Chabant <ludovic@chabant.com>
parents:
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203 var marginLeft = parseInt($tip.css('margin-left'), 10)
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204
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parents:
diff changeset
205 // we must check for NaN for ie 8/9
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
206 if (isNaN(marginTop)) marginTop = 0
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
207 if (isNaN(marginLeft)) marginLeft = 0
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
208
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
209 offset.top = offset.top + marginTop
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
210 offset.left = offset.left + marginLeft
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
211
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
212 $tip
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
213 .offset(offset)
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
214 .addClass('in')
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Ludovic Chabant <ludovic@chabant.com>
parents:
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215
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
216 // check to see if placing tip in new offset caused the tip to resize itself
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
217 var actualWidth = $tip[0].offsetWidth
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
218 var actualHeight = $tip[0].offsetHeight
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
219
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
220 if (placement == 'top' && actualHeight != height) {
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
221 replace = true
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
222 offset.top = offset.top + height - actualHeight
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
223 }
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
224
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
225 if (/bottom|top/.test(placement)) {
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
226 var delta = 0
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
227
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
228 if (offset.left < 0) {
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
229 delta = offset.left * -2
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
230 offset.left = 0
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
231
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
232 $tip.offset(offset)
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
233
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
234 actualWidth = $tip[0].offsetWidth
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
235 actualHeight = $tip[0].offsetHeight
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
236 }
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
237
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
238 this.replaceArrow(delta - width + actualWidth, actualWidth, 'left')
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
239 } else {
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
240 this.replaceArrow(actualHeight - height, actualHeight, 'top')
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
241 }
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
242
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
243 if (replace) $tip.offset(offset)
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
244 }
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
245
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
246 Tooltip.prototype.replaceArrow = function(delta, dimension, position) {
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
247 this.arrow().css(position, delta ? (50 * (1 - delta / dimension) + "%") : '')
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
248 }
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
249
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
250 Tooltip.prototype.setContent = function () {
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
251 var $tip = this.tip()
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
252 var title = this.getTitle()
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
253
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
254 $tip.find('.tooltip-inner')[this.options.html ? 'html' : 'text'](title)
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
255 $tip.removeClass('fade in top bottom left right')
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
256 }
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
257
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
258 Tooltip.prototype.hide = function () {
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
259 var that = this
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
260 var $tip = this.tip()
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
261 var e = $.Event('hide.bs.' + this.type)
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
262
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
263 function complete() {
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
264 if (that.hoverState != 'in') $tip.detach()
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
265 }
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
266
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
267 this.$element.trigger(e)
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
268
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
269 if (e.isDefaultPrevented()) return
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
270
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
271 $tip.removeClass('in')
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
272
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
273 $.support.transition && this.$tip.hasClass('fade') ?
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
274 $tip
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
275 .one($.support.transition.end, complete)
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
276 .emulateTransitionEnd(150) :
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
277 complete()
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
278
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
279 this.$element.trigger('hidden.bs.' + this.type)
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
280
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
281 return this
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
282 }
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
283
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
284 Tooltip.prototype.fixTitle = function () {
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
285 var $e = this.$element
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
286 if ($e.attr('title') || typeof($e.attr('data-original-title')) != 'string') {
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
287 $e.attr('data-original-title', $e.attr('title') || '').attr('title', '')
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
288 }
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
289 }
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
290
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
291 Tooltip.prototype.hasContent = function () {
d29e2f337b00 Updated to Bootstrap 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
292 return this.getTitle()
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293 }
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294
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295 Tooltip.prototype.getPosition = function () {
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296 var el = this.$element[0]
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297 return $.extend({}, (typeof el.getBoundingClientRect == 'function') ? el.getBoundingClientRect() : {
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298 width: el.offsetWidth
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299 , height: el.offsetHeight
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300 }, this.$element.offset())
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301 }
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302
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303 Tooltip.prototype.getCalculatedOffset = function (placement, pos, actualWidth, actualHeight) {
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304 return placement == 'bottom' ? { top: pos.top + pos.height, left: pos.left + pos.width / 2 - actualWidth / 2 } :
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305 placement == 'top' ? { top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2 } :
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306 placement == 'left' ? { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth } :
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307 /* placement == 'right' */ { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width }
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308 }
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309
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310 Tooltip.prototype.getTitle = function () {
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311 var title
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312 var $e = this.$element
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313 var o = this.options
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314
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315 title = $e.attr('data-original-title')
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316 || (typeof o.title == 'function' ? o.title.call($e[0]) : o.title)
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317
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318 return title
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319 }
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320
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321 Tooltip.prototype.tip = function () {
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322 return this.$tip = this.$tip || $(this.options.template)
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323 }
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324
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325 Tooltip.prototype.arrow = function () {
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326 return this.$arrow = this.$arrow || this.tip().find('.tooltip-arrow')
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327 }
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328
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329 Tooltip.prototype.validate = function () {
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330 if (!this.$element[0].parentNode) {
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331 this.hide()
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332 this.$element = null
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333 this.options = null
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334 }
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335 }
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336
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337 Tooltip.prototype.enable = function () {
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338 this.enabled = true
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339 }
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340
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341 Tooltip.prototype.disable = function () {
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342 this.enabled = false
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343 }
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344
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345 Tooltip.prototype.toggleEnabled = function () {
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346 this.enabled = !this.enabled
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347 }
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348
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349 Tooltip.prototype.toggle = function (e) {
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350 var self = e ? $(e.currentTarget)[this.type](this.getDelegateOptions()).data('bs.' + this.type) : this
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351 self.tip().hasClass('in') ? self.leave(self) : self.enter(self)
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352 }
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353
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354 Tooltip.prototype.destroy = function () {
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355 this.hide().$element.off('.' + this.type).removeData('bs.' + this.type)
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356 }
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357
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358
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359 // TOOLTIP PLUGIN DEFINITION
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360 // =========================
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361
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362 var old = $.fn.tooltip
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363
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364 $.fn.tooltip = function (option) {
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365 return this.each(function () {
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366 var $this = $(this)
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367 var data = $this.data('bs.tooltip')
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368 var options = typeof option == 'object' && option
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369
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370 if (!data) $this.data('bs.tooltip', (data = new Tooltip(this, options)))
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371 if (typeof option == 'string') data[option]()
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372 })
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373 }
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374
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375 $.fn.tooltip.Constructor = Tooltip
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376
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377
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378 // TOOLTIP NO CONFLICT
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379 // ===================
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380
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381 $.fn.tooltip.noConflict = function () {
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382 $.fn.tooltip = old
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383 return this
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384 }
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385
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386 }(jQuery);