Merge pull request #9154 from be5invis/master

src/vs/editor/browser/editor.all.ts

@@ -26,6 +26,7 @@ import 'vs/editor/contrib/linesOperations/common/linesOperations';
 import 'vs/editor/contrib/carretOperations/common/carretOperations';
 import 'vs/editor/contrib/links/browser/links';
 import 'vs/editor/contrib/multicursor/common/multicursor';
+import 'vs/editor/contrib/multicursor/browser/menuPreventer';
 import 'vs/editor/contrib/parameterHints/browser/parameterHints';
 import 'vs/editor/contrib/quickFix/browser/quickFix';
 import 'vs/editor/contrib/referenceSearch/browser/referenceSearch';

src/vs/editor/contrib/multicursor/browser/menuPreventer.ts

@@ -0,0 +1,65 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+'use strict';
+
+import {KeyMod} from 'vs/base/common/keyCodes';
+import {Disposable} from 'vs/base/common/lifecycle';
+import {IEditorContribution} from 'vs/editor/common/editorCommon';
+import {ICodeEditor} from 'vs/editor/browser/editorBrowser';
+import {EditorBrowserRegistry} from 'vs/editor/browser/editorBrowserExtensions';
+
+/**
+ * Prevents the top-level menu from showing up when doing Alt + Click in the editor
+ */
+export class MenuPreventer extends Disposable implements IEditorContribution {
+
+	private static ID = 'editor.contrib.menuPreventer';
+
+	private _editor:ICodeEditor;
+	private _altListeningMouse:boolean;
+	private _altMouseTriggered:boolean;
+
+	constructor(editor:ICodeEditor) {
+		super();
+		this._editor = editor;
+		this._altListeningMouse = false;
+		this._altMouseTriggered = false;
+
+		// A global crossover handler to prevent menu bar from showing up
+		// When <alt> is hold, we will listen to mouse events and prevent
+		// the release event up <alt> if the mouse is triggered.
+
+		this._register(this._editor.onMouseDown((e) => {
+			if (this._altListeningMouse) {
+				this._altMouseTriggered = true;
+			}
+		}));
+
+		this._register(this._editor.onKeyDown((e) => {
+			if (e.equals(KeyMod.Alt)) {
+				if (!this._altListeningMouse) {
+					this._altMouseTriggered = false;
+				}
+				this._altListeningMouse = true;
+			}
+		}));
+
+		this._register(this._editor.onKeyUp((e) => {
+			if (e.equals(KeyMod.Alt)) {
+				if(this._altMouseTriggered){
+					e.preventDefault();
+				}
+				this._altListeningMouse = false;
+				this._altMouseTriggered = false;
+			}
+		}));
+	}
+
+	public getId(): string {
+		return MenuPreventer.ID;
+	}
+}
+
+EditorBrowserRegistry.registerEditorContribution(MenuPreventer);