Merge VS Code 1.23.1 (#1520)

src/vs/editor/contrib/codeAction/codeActionWidget.ts

@@ -0,0 +1,79 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { getDomNodePagePosition } from 'vs/base/browser/dom';
+import { Action } from 'vs/base/common/actions';
+import { always } from 'vs/base/common/async';
+import { canceled } from 'vs/base/common/errors';
+import { Emitter, Event } from 'vs/base/common/event';
+import { TPromise } from 'vs/base/common/winjs.base';
+import { ICodeEditor } from 'vs/editor/browser/editorBrowser';
+import { Position } from 'vs/editor/common/core/position';
+import { ScrollType } from 'vs/editor/common/editorCommon';
+import { CodeAction } from 'vs/editor/common/modes';
+import { IContextMenuService } from 'vs/platform/contextview/browser/contextView';
+
+export class CodeActionContextMenu {
+
+	private _visible: boolean;
+	private _onDidExecuteCodeAction = new Emitter<void>();
+
+	readonly onDidExecuteCodeAction: Event<void> = this._onDidExecuteCodeAction.event;
+
+	constructor(
+		private readonly _editor: ICodeEditor,
+		private readonly _contextMenuService: IContextMenuService,
+		private readonly _onApplyCodeAction: (action: CodeAction) => TPromise<any>
+	) { }
+
+	show(fixes: TPromise<CodeAction[]>, at: { x: number; y: number } | Position) {
+
+		const actions = fixes.then(value => {
+			return value.map(action => {
+				return new Action(action.command ? action.command.id : action.title, action.title, undefined, true, () => {
+					return always(
+						this._onApplyCodeAction(action),
+						() => this._onDidExecuteCodeAction.fire(undefined));
+				});
+			});
+		}).then(actions => {
+			if (!this._editor.getDomNode()) {
+				// cancel when editor went off-dom
+				return TPromise.wrapError<any>(canceled());
+			}
+			return actions;
+		});
+
+		this._contextMenuService.showContextMenu({
+			getAnchor: () => {
+				if (Position.isIPosition(at)) {
+					at = this._toCoords(at);
+				}
+				return at;
+			},
+			getActions: () => actions,
+			onHide: () => { this._visible = false; },
+			autoSelectFirstItem: true
+		});
+	}
+
+	get isVisible(): boolean {
+		return this._visible;
+	}
+
+	private _toCoords(position: Position): { x: number, y: number } {
+
+		this._editor.revealPosition(position, ScrollType.Immediate);
+		this._editor.render();
+
+		// Translate to absolute editor position
+		const cursorCoords = this._editor.getScrolledVisiblePosition(this._editor.getPosition());
+		const editorCoords = getDomNodePagePosition(this._editor.getDomNode());
+		const x = editorCoords.left + cursorCoords.left;
+		const y = editorCoords.top + cursorCoords.top + cursorCoords.height;
+
+		return { x, y };
+	}
+}