From 21c0490036b6d7dfeda74c5a8e9cd40116ace1c5 Mon Sep 17 00:00:00 2001
From: isidor <inikolic@microsoft.com>
Date: Wed, 18 Nov 2020 17:25:18 +0100
Subject: [PATCH] explorerService: add hasViewFocus and undoRedoSource

---
 .../contrib/files/browser/views/explorerView.ts        |  6 ++++++
 .../workbench/contrib/files/common/explorerService.ts  | 10 ++++++++++
 src/vs/workbench/contrib/files/common/files.ts         |  4 ++++
 3 files changed, 20 insertions(+)

diff --git a/src/vs/workbench/contrib/files/browser/views/explorerView.ts b/src/vs/workbench/contrib/files/browser/views/explorerView.ts
index 82439e566e7..ddd418e28f5 100644
--- a/src/vs/workbench/contrib/files/browser/views/explorerView.ts
+++ b/src/vs/workbench/contrib/files/browser/views/explorerView.ts
@@ -134,6 +134,7 @@ export class ExplorerView extends ViewPane {
 
 	private styleElement!: HTMLStyleElement;
 	private treeContainer!: HTMLElement;
+	private container!: HTMLElement;
 	private compressedFocusContext: IContextKey<boolean>;
 	private compressedFocusFirstContext: IContextKey<boolean>;
 	private compressedFocusLastContext: IContextKey<boolean>;
@@ -245,6 +246,7 @@ export class ExplorerView extends ViewPane {
 	renderBody(container: HTMLElement): void {
 		super.renderBody(container);
 
+		this.container = container;
 		this.treeContainer = DOM.append(container, DOM.$('.explorer-folders-view'));
 
 		this.styleElement = DOM.createStyleSheet(this.treeContainer);
@@ -303,6 +305,10 @@ export class ExplorerView extends ViewPane {
 		}
 	}
 
+	hasFocus(): boolean {
+		return DOM.isAncestor(document.activeElement, this.container);
+	}
+
 	getContext(respectMultiSelection: boolean): ExplorerItem[] {
 		return getContext(this.tree.getFocus(), this.tree.getSelection(), respectMultiSelection, this.renderer);
 	}
diff --git a/src/vs/workbench/contrib/files/common/explorerService.ts b/src/vs/workbench/contrib/files/common/explorerService.ts
index 17d2fb356a6..f3436ac27e1 100644
--- a/src/vs/workbench/contrib/files/common/explorerService.ts
+++ b/src/vs/workbench/contrib/files/common/explorerService.ts
@@ -16,11 +16,13 @@ import { IClipboardService } from 'vs/platform/clipboard/common/clipboardService
 import { IEditorService } from 'vs/workbench/services/editor/common/editorService';
 import { IEditableData } from 'vs/workbench/common/views';
 import { IUriIdentityService } from 'vs/workbench/services/uriIdentity/common/uriIdentity';
+import { UndoRedoSource } from 'vs/platform/undoRedo/common/undoRedo';
 
 export class ExplorerService implements IExplorerService {
 	declare readonly _serviceBrand: undefined;
 
 	private static readonly EXPLORER_FILE_CHANGES_REACT_DELAY = 500; // delay in ms to react to file changes to give our internal events a chance to react first
+	private static readonly UNDO_REDO_SOURCE = new UndoRedoSource();
 
 	private readonly disposables = new DisposableStore();
 	private editable: { stat: ExplorerItem, data: IEditableData } | undefined;
@@ -84,6 +86,14 @@ export class ExplorerService implements IExplorerService {
 		return this.view.getContext(respectMultiSelection);
 	}
 
+	get undoRedoSource(): UndoRedoSource {
+		return ExplorerService.UNDO_REDO_SOURCE;
+	}
+
+	hasViewFocus(): boolean {
+		return !!this.view && this.view.hasFocus();
+	}
+
 	// IExplorerService methods
 
 	findClosest(resource: URI): ExplorerItem | null {
diff --git a/src/vs/workbench/contrib/files/common/files.ts b/src/vs/workbench/contrib/files/common/files.ts
index fdd4e07c2e7..0933c9e8ed0 100644
--- a/src/vs/workbench/contrib/files/common/files.ts
+++ b/src/vs/workbench/contrib/files/common/files.ts
@@ -22,6 +22,7 @@ import { ExplorerItem } from 'vs/workbench/contrib/files/common/explorerModel';
 import { once } from 'vs/base/common/functional';
 import { ITextEditorOptions } from 'vs/platform/editor/common/editor';
 import { IEditorService } from 'vs/workbench/services/editor/common/editorService';
+import { UndoRedoSource } from 'vs/platform/undoRedo/common/undoRedo';
 
 /**
  * Explorer viewlet id.
@@ -37,8 +38,10 @@ export interface IExplorerService {
 	readonly _serviceBrand: undefined;
 	readonly roots: ExplorerItem[];
 	readonly sortOrder: SortOrder;
+	undoRedoSource: UndoRedoSource;
 
 	getContext(respectMultiSelection: boolean): ExplorerItem[];
+	hasViewFocus(): boolean;
 	setEditable(stat: ExplorerItem, data: IEditableData | null): Promise<void>;
 	getEditable(): { stat: ExplorerItem, data: IEditableData } | undefined;
 	getEditableData(stat: ExplorerItem): IEditableData | undefined;
@@ -67,6 +70,7 @@ export interface IExplorerView {
 	setEditable(stat: ExplorerItem, isEditing: boolean): Promise<void>;
 	focusNeighbourIfItemFocused(item: ExplorerItem): void;
 	isItemVisible(item: ExplorerItem): boolean;
+	hasFocus(): boolean;
 }
 
 export const IExplorerService = createDecorator<IExplorerService>('explorerService');
-- 
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