# HG changeset patch
# User Ludovic Chabant <ludovic@chabant.com>
# Date 1647656748 25200
# Node ID f7e0926c25000878138cf6d8470192ff80143644
# Parent  815b93d13e0fabf5700970fa031da4c388362912
Don't restore state on a file that's already open in another pane.

diff -r 815b93d13e0f -r f7e0926c2500 src/main.ts
--- a/src/main.ts	Fri Mar 18 19:25:18 2022 -0700
+++ b/src/main.ts	Fri Mar 18 19:25:48 2022 -0700
@@ -202,7 +202,11 @@
 			if (activeView) {
 				this.registerOnUnloadFile(activeView);
 
-				if (!this._suppressNextFileOpen) {
+				// Don't restore the file state if:
+				// - We are suppressing it explicitly (such as if the file was
+				//   opened via clicking a hyperlink)
+				// - The file is already currently open in another pane
+				if (!this._suppressNextFileOpen && !this.isFileMultiplyOpen(openedFile)) {
 					this.restoreFileState(openedFile, activeView);
 				}
 			}
@@ -255,6 +259,18 @@
 			cm6editor.cm.dispatch(transaction);
 		}
 	}
+	
+	private readonly isFileMultiplyOpen = function(file: TFile) {
+		var numFound: number = 0;
+		this.app.workspace.getLeavesOfType("markdown").forEach(
+			(leaf: WorkspaceLeaf) => {
+				const filePath = (leaf.view as MarkdownView).file.path;
+				if (filePath == file.path) {
+					++numFound;
+				}
+			});
+		return numFound >= 2;
+	}
 
 	private readonly forgetExcessFiles = function() {
 		const keepMax = this.settings.rememberMaxFiles;