Fix copy pasting with accessibility mode

src/vs/editor/browser/controller/editContext/native/nativeEditContext.ts

@@ -5,7 +5,7 @@
 
 import './nativeEditContext.css';
 import { isFirefox } from '../../../../../base/browser/browser.js';
-import { addDisposableListener, getActiveWindow, getWindow, getWindowId } from '../../../../../base/browser/dom.js';
+import { addDisposableListener, getActiveWindow, getWindow, getWindowId, isHTMLElement } from '../../../../../base/browser/dom.js';
 import { FastDomNode } from '../../../../../base/browser/fastDomNode.js';
 import { StandardKeyboardEvent } from '../../../../../base/browser/keyboardEvent.js';
 import { KeyCode } from '../../../../../base/common/keyCodes.js';
@@ -40,8 +40,10 @@ enum CompositionClassName {
 export class NativeEditContext extends AbstractEditContext {
 
 	// Text area used to handle paste events
+	public static readonly domNodeClassName = `native-edit-context`;
 	public readonly textArea: FastDomNode<HTMLTextAreaElement>;
 	public readonly domNode: FastDomNode<HTMLDivElement>;
+
 	private readonly _editContext: EditContext;
 	private readonly _screenReaderSupport: ScreenReaderSupport;
 
@@ -74,7 +76,6 @@ export class NativeEditContext extends AbstractEditContext {
 		this.textArea = new FastDomNode(document.createElement('textarea'));
 		this.textArea.setClassName('native-edit-context-textarea');
 
-		this._register(NativeEditContextRegistry.registerTextArea(ownerID, this.textArea.domNode));
 
 		this._updateDomAttributes();
 
@@ -159,6 +160,7 @@ export class NativeEditContext extends AbstractEditContext {
 			}
 			viewController.paste(text, pasteOnNewLine, multicursorText, mode);
 		}));
+		this._register(NativeEditContextRegistry.register(ownerID, this));
 	}
 
 	// --- Public methods ---
@@ -454,11 +456,23 @@ export class NativeEditContext extends AbstractEditContext {
 		// When using a Braille display or NVDA for example, it is possible for users to reposition the
 		// system caret. This is reflected in Chrome as a `selectionchange` event and needs to be reflected within the editor.
 
-		return addDisposableListener(this.domNode.domNode.ownerDocument, 'selectionchange', () => {
+		return addDisposableListener(this.domNode.domNode.ownerDocument, 'selectionchange', (e) => {
 			const isScreenReaderOptimized = this._accessibilityService.isScreenReaderOptimized();
 			if (!this.isFocused() || !isScreenReaderOptimized) {
 				return;
 			}
+			const srcElement = e.srcElement;
+			if (srcElement && isHTMLElement(srcElement)) {
+				if (srcElement.className === NativeEditContext.domNodeClassName) {
+					return;
+				}
+			}
+			const targetElement = e.target;
+			if (targetElement && isHTMLElement(targetElement)) {
+				if (targetElement.className === NativeEditContext.domNodeClassName) {
+					return;
+				}
+			}
 			const screenReaderContentState = this._screenReaderSupport.screenReaderContentState;
 			if (!screenReaderContentState) {
 				return;

src/vs/editor/browser/controller/editContext/native/nativeEditContextRegistry.ts

@@ -4,22 +4,23 @@
  *--------------------------------------------------------------------------------------------*/
 
 import { IDisposable } from '../../../../../base/common/lifecycle.js';
+import { NativeEditContext } from './nativeEditContext.js';
 
 class NativeEditContextRegistryImpl {
 
-	private _textAreaMapping: Map<string, HTMLTextAreaElement> = new Map();
+	private _nativeEditContextMapping: Map<string, NativeEditContext> = new Map();
 
-	registerTextArea(ownerID: string, textArea: HTMLTextAreaElement): IDisposable {
-		this._textAreaMapping.set(ownerID, textArea);
+	register(ownerID: string, nativeEditContext: NativeEditContext): IDisposable {
+		this._nativeEditContextMapping.set(ownerID, nativeEditContext);
 		return {
 			dispose: () => {
-				this._textAreaMapping.delete(ownerID);
+				this._nativeEditContextMapping.delete(ownerID);
 			}
 		};
 	}
 
-	getTextArea(ownerID: string): HTMLTextAreaElement | undefined {
-		return this._textAreaMapping.get(ownerID);
+	get(ownerID: string): NativeEditContext | undefined {
+		return this._nativeEditContextMapping.get(ownerID);
 	}
 }
 

src/vs/editor/contrib/clipboard/browser/clipboard.ts

@@ -240,8 +240,9 @@ if (PasteAction) {
 				// Since we can not call execCommand('paste') on a dom node with edit context set
 				// we added a hidden text area that receives the paste execution
 				// see nativeEditContext.ts for more details
-				const textAreaDomNode = NativeEditContextRegistry.getTextArea(focusedEditor.getId());
-				if (textAreaDomNode) {
+				const nativeEditContext = NativeEditContextRegistry.get(focusedEditor.getId());
+				if (nativeEditContext) {
+					const textAreaDomNode = nativeEditContext.textArea.domNode;
 					const currentFocusedElement = getActiveWindow().document.activeElement;
 					textAreaDomNode.focus();
 					result = focusedEditor.getContainerDomNode().ownerDocument.execCommand('paste');