put cell output content into a11y view

amunger · amunger · commit cc6ee0efd541 · 2023-07-20T12:01:41.000-07:00
diff --git a/src/vs/workbench/contrib/notebook/browser/contrib/cellStatusBar/contributedStatusBarItemController.ts b/src/vs/workbench/contrib/notebook/browser/contrib/cellStatusBar/contributedStatusBarItemController.ts
@@ -47,7 +47,7 @@ export class ContributedStatusBarItemController extends Disposable implements IN
 		added: ICellViewModel[];
 		removed: { handle: number }[];
 	}): void {
-		const vm = this._notebookEditor._getViewModel();
+		const vm = this._notebookEditor.getViewModel();
 		if (!vm) {
 			return;
 		}
diff --git a/src/vs/workbench/contrib/notebook/browser/contrib/cellStatusBar/executionStatusBarItemController.ts b/src/vs/workbench/contrib/notebook/browser/contrib/cellStatusBar/executionStatusBarItemController.ts
@@ -58,7 +58,7 @@ export class NotebookStatusBarController extends Disposable {
 	}
 
 	private _updateVisibleCells(e: ICellVisibilityChangeEvent): void {
-		const vm = this._notebookEditor._getViewModel();
+		const vm = this._notebookEditor.getViewModel();
 		if (!vm) {
 			return;
 		}
diff --git a/src/vs/workbench/contrib/notebook/browser/contrib/find/findModel.ts b/src/vs/workbench/contrib/notebook/browser/contrib/find/findModel.ts
@@ -125,7 +125,7 @@ export class FindModel extends Disposable {
 
 		// we only update cell state if users are using the hybrid mode (both input and preview are enabled)
 		const updateEditingState = () => {
-			const viewModel = this._notebookEditor._getViewModel() as NotebookViewModel | undefined;
+			const viewModel = this._notebookEditor.getViewModel() as NotebookViewModel | undefined;
 			if (!viewModel) {
 				return;
 			}
@@ -164,7 +164,7 @@ export class FindModel extends Disposable {
 
 		if (e.isReplaceRevealed && !this._state.isReplaceRevealed) {
 			// replace is hidden, we need to switch all markdown cells to preview mode
-			const viewModel = this._notebookEditor._getViewModel() as NotebookViewModel | undefined;
+			const viewModel = this._notebookEditor.getViewModel() as NotebookViewModel | undefined;
 			if (!viewModel) {
 				return;
 			}
diff --git a/src/vs/workbench/contrib/notebook/browser/contrib/find/notebookFindWidget.ts b/src/vs/workbench/contrib/notebook/browser/contrib/find/notebookFindWidget.ts
@@ -187,7 +187,7 @@ class NotebookFindWidget extends SimpleFindReplaceWidget implements INotebookEdi
 			const replacePattern = this.replacePattern;
 			const replaceString = replacePattern.buildReplaceString(match.matches, this._state.preserveCase);
 
-			const viewModel = this._notebookEditor._getViewModel();
+			const viewModel = this._notebookEditor.getViewModel();
 			viewModel.replaceOne(cell, match.range, replaceString).then(() => {
 				this._progressBar.stop();
 			});
@@ -215,7 +215,7 @@ class NotebookFindWidget extends SimpleFindReplaceWidget implements INotebookEdi
 			});
 		});
 
-		const viewModel = this._notebookEditor._getViewModel();
+		const viewModel = this._notebookEditor.getViewModel();
 		viewModel.replaceAll(this._findModel.findMatches, replaceStrings).then(() => {
 			this._progressBar.stop();
 		});
diff --git a/src/vs/workbench/contrib/notebook/browser/contrib/navigation/arrow.ts b/src/vs/workbench/contrib/notebook/browser/contrib/navigation/arrow.ts
@@ -431,7 +431,7 @@ registerAction2(class extends NotebookCellAction {
 
 function getPageSize(context: INotebookCellActionContext) {
 	const editor = context.notebookEditor;
-	const layoutInfo = editor._getViewModel().layoutInfo;
+	const layoutInfo = editor.getViewModel().layoutInfo;
 	const lineHeight = layoutInfo?.fontInfo.lineHeight || 17;
 	return Math.max(1, Math.floor((layoutInfo?.height || 0) / lineHeight) - 2);
 }
diff --git a/src/vs/workbench/contrib/notebook/browser/contrib/troubleshoot/layout.ts b/src/vs/workbench/contrib/notebook/browser/contrib/troubleshoot/layout.ts
@@ -82,7 +82,7 @@ export class TroubleshootController extends Disposable implements INotebookEdito
 			});
 		}));
 
-		const vm = this._notebookEditor._getViewModel();
+		const vm = this._notebookEditor.getViewModel();
 		let items: INotebookDeltaCellStatusBarItems[] = [];
 
 		if (this._enabled) {
diff --git a/src/vs/workbench/contrib/notebook/browser/contrib/undoRedo/notebookUndoRedo.ts b/src/vs/workbench/contrib/notebook/browser/contrib/undoRedo/notebookUndoRedo.ts
@@ -21,7 +21,7 @@ class NotebookUndoRedoContribution extends Disposable {
 		const PRIORITY = 105;
 		this._register(UndoCommand.addImplementation(PRIORITY, 'notebook-undo-redo', () => {
 			const editor = getNotebookEditorFromEditorPane(this._editorService.activeEditorPane);
-			const viewModel = editor?._getViewModel() as NotebookViewModel | undefined;
+			const viewModel = editor?.getViewModel() as NotebookViewModel | undefined;
 			if (editor && editor.hasModel() && viewModel) {
 				return viewModel.undo().then(cellResources => {
 					if (cellResources?.length) {
@@ -42,7 +42,7 @@ class NotebookUndoRedoContribution extends Disposable {
 
 		this._register(RedoCommand.addImplementation(PRIORITY, 'notebook-undo-redo', () => {
 			const editor = getNotebookEditorFromEditorPane(this._editorService.activeEditorPane);
-			const viewModel = editor?._getViewModel() as NotebookViewModel | undefined;
+			const viewModel = editor?.getViewModel() as NotebookViewModel | undefined;
 
 			if (editor && editor.hasModel() && viewModel) {
 				return viewModel.redo().then(cellResources => {
diff --git a/src/vs/workbench/contrib/notebook/browser/controller/cellOperations.ts b/src/vs/workbench/contrib/notebook/browser/controller/cellOperations.ts
@@ -498,7 +498,7 @@ export async function joinNotebookCells(editor: IActiveNotebookEditor, range: IC
 export async function joinCellsWithSurrounds(bulkEditService: IBulkEditService, context: INotebookCellActionContext, direction: 'above' | 'below'): Promise<void> {
 	const editor = context.notebookEditor;
 	const textModel = editor.textModel;
-	const viewModel = editor._getViewModel() as NotebookViewModel;
+	const viewModel = editor.getViewModel() as NotebookViewModel;
 	let ret: {
 		edits: ResourceEdit[];
 		cell: ICellViewModel;
@@ -656,7 +656,7 @@ export function insertCell(
 	initialText: string = '',
 	ui: boolean = false
 ) {
-	const viewModel = editor._getViewModel() as NotebookViewModel;
+	const viewModel = editor.getViewModel() as NotebookViewModel;
 	const activeKernel = editor.activeKernel;
 	if (viewModel.options.isReadOnly) {
 		return null;
diff --git a/src/vs/workbench/contrib/notebook/browser/controller/foldingController.ts b/src/vs/workbench/contrib/notebook/browser/controller/foldingController.ts
@@ -49,7 +49,7 @@ export class FoldingController extends Disposable implements INotebookEditorCont
 
 			this._foldingModel = new FoldingModel();
 			this._localStore.add(this._foldingModel);
-			this._foldingModel.attachViewModel(this._notebookEditor._getViewModel());
+			this._foldingModel.attachViewModel(this._notebookEditor.getViewModel());
 
 			this._localStore.add(this._foldingModel.onDidFoldingRegionChanged(() => {
 				this._updateEditorFoldingRanges();
@@ -103,7 +103,7 @@ export class FoldingController extends Disposable implements INotebookEditorCont
 			return;
 		}
 
-		const vm = this._notebookEditor._getViewModel() as NotebookViewModel;
+		const vm = this._notebookEditor.getViewModel() as NotebookViewModel;
 
 		vm.updateFoldingRanges(this._foldingModel.regions);
 		const hiddenRanges = vm.getHiddenRanges();
@@ -119,7 +119,7 @@ export class FoldingController extends Disposable implements INotebookEditorCont
 			return;
 		}
 
-		const viewModel = this._notebookEditor._getViewModel() as NotebookViewModel;
+		const viewModel = this._notebookEditor.getViewModel() as NotebookViewModel;
 		const target = e.event.target as HTMLElement;
 
 		if (target.classList.contains('codicon-notebook-collapsed') || target.classList.contains('codicon-notebook-expanded')) {
@@ -243,7 +243,7 @@ registerAction2(class extends Action2 {
 				controller.setFoldingStateDown(index, CellFoldingState.Collapsed, levels);
 			}
 
-			const viewIndex = editor._getViewModel().getNearestVisibleCellIndexUpwards(index);
+			const viewIndex = editor.getViewModel().getNearestVisibleCellIndexUpwards(index);
 			editor.focusElement(editor.cellAt(viewIndex));
 		}
 	}
diff --git a/src/vs/workbench/contrib/notebook/browser/notebook.contribution.ts b/src/vs/workbench/contrib/notebook/browser/notebook.contribution.ts
@@ -57,6 +57,7 @@ import { ILabelService } from 'vs/platform/label/common/label';
 import { IEditorGroupsService } from 'vs/workbench/services/editor/common/editorGroupsService';
 import { NotebookRendererMessagingService } from 'vs/workbench/contrib/notebook/browser/services/notebookRendererMessagingServiceImpl';
 import { INotebookRendererMessagingService } from 'vs/workbench/contrib/notebook/common/notebookRendererMessagingService';
+import { getNotebookEditorFromEditorPane } from 'vs/workbench/contrib/notebook/browser/notebookBrowser';
 
 // Editor Controller
 import 'vs/workbench/contrib/notebook/browser/controller/coreActions';
@@ -112,9 +113,10 @@ import { NotebookKernelHistoryService } from 'vs/workbench/contrib/notebook/brow
 import { INotebookLoggingService } from 'vs/workbench/contrib/notebook/common/notebookLoggingService';
 import { NotebookLoggingService } from 'vs/workbench/contrib/notebook/browser/services/notebookLoggingServiceImpl';
 import product from 'vs/platform/product/common/product';
-import { AccessibilityHelpAction } from 'vs/workbench/contrib/accessibility/browser/accessibilityContribution';
-import { NOTEBOOK_IS_ACTIVE_EDITOR } from 'vs/workbench/contrib/notebook/common/notebookContextKeys';
+import { AccessibilityHelpAction, AccessibleViewAction } from 'vs/workbench/contrib/accessibility/browser/accessibilityContribution';
+import { NOTEBOOK_IS_ACTIVE_EDITOR, NOTEBOOK_OUTPUT_FOCUSED } from 'vs/workbench/contrib/notebook/common/notebookContextKeys';
 import { runAccessibilityHelpAction } from 'vs/workbench/contrib/notebook/browser/notebookAccessibilityHelp';
+import { AccessibleViewType, IAccessibleViewService } from 'vs/workbench/contrib/accessibility/browser/accessibleView';
 
 /*--------------------------------------------------------------------------------------------- */
 
@@ -689,6 +691,70 @@ class NotebookAccessibilityHelpContribution extends Disposable {
 	}
 }
 
+class NotebookAccessibleViewContribution extends Disposable {
+	static ID: 'chatAccessibleViewContribution';
+	constructor() {
+		super();
+		this._register(AccessibleViewAction.addImplementation(100, 'notebook', accessor => {
+			const accessibleViewService = accessor.get(IAccessibleViewService);
+
+			const activePane = accessor.get(IEditorService).activeEditorPane;
+			const notebookEditor = getNotebookEditorFromEditorPane(activePane);
+			const notebookViewModel = notebookEditor?.getViewModel();
+			const selections = notebookViewModel?.getSelections();
+			notebookViewModel?.getCellIndex;
+			const notebookDocument = notebookViewModel?.notebookDocument;
+
+			if (!selections || !notebookDocument || !notebookEditor?.textModel) {
+				return false;
+			}
+
+			const viewCell = notebookViewModel.viewCells[selections[0].start];
+			let outputContent = '';
+			const decoder = new TextDecoder();
+			for (let i = 0; i < viewCell.outputsViewModels.length; i++) {
+				const outputViewModel = viewCell.outputsViewModels[i];
+				const outputTextModel = viewCell.model.outputs[i];
+				const [mimeTypes, pick] = outputViewModel.resolveMimeTypes(notebookEditor.textModel, undefined);
+				const mimeType = mimeTypes[pick].mimeType;
+				const pickedBuffer = outputTextModel.outputs.find(output => output.mime === mimeType)?.data.buffer;
+
+				let text = `${mimeType}\n`;
+				if (!pickedBuffer || mimeType.startsWith('image')) {
+					const altBuffer = outputTextModel.outputs.find(output => !output.mime.startsWith('image'))?.data.buffer;
+					if (altBuffer) {
+						text = decoder.decode(altBuffer);
+					}
+				} else {
+					text = decoder.decode(pickedBuffer);
+				}
+
+				outputContent = outputContent.concat(`${text}\n`);
+			}
+
+			if (!outputContent) {
+				return false;
+			}
+
+			accessibleViewService.show({
+				verbositySettingKey: 'notebook',
+				provideContent(): string { return outputContent; },
+				onClose() {
+					notebookEditor?.setFocus(selections[0]);
+					activePane?.focus();
+				},
+				options: {
+					ariaLabel: nls.localize('NotebookCellOutputAccessibleView', "Notebook Cell Output Accessible View"),
+					language: 'plaintext',
+					type: AccessibleViewType.View
+				}
+			});
+			return true;
+		}, NOTEBOOK_OUTPUT_FOCUSED));
+	}
+}
+
+
 const workbenchContributionsRegistry = Registry.as<IWorkbenchContributionsRegistry>(WorkbenchExtensions.Workbench);
 workbenchContributionsRegistry.registerWorkbenchContribution(NotebookContribution, LifecyclePhase.Starting);
 workbenchContributionsRegistry.registerWorkbenchContribution(CellContentProvider, LifecyclePhase.Starting);
@@ -698,6 +764,7 @@ workbenchContributionsRegistry.registerWorkbenchContribution(NotebookEditorManag
 workbenchContributionsRegistry.registerWorkbenchContribution(NotebookLanguageSelectorScoreRefine, LifecyclePhase.Ready);
 workbenchContributionsRegistry.registerWorkbenchContribution(SimpleNotebookWorkingCopyEditorHandler, LifecyclePhase.Ready);
 workbenchContributionsRegistry.registerWorkbenchContribution(NotebookAccessibilityHelpContribution, LifecyclePhase.Eventually);
+workbenchContributionsRegistry.registerWorkbenchContribution(NotebookAccessibleViewContribution, LifecyclePhase.Eventually);
 
 registerSingleton(INotebookService, NotebookService, InstantiationType.Delayed);
 registerSingleton(INotebookEditorWorkerService, NotebookEditorWorkerServiceImpl, InstantiationType.Delayed);
diff --git a/src/vs/workbench/contrib/notebook/browser/notebookBrowser.ts b/src/vs/workbench/contrib/notebook/browser/notebookBrowser.ts
@@ -476,7 +476,7 @@ export interface INotebookEditor {
 	setFocus(focus: ICellRange): void;
 	getId(): string;
 
-	_getViewModel(): INotebookViewModel | undefined;
+	getViewModel(): INotebookViewModel | undefined;
 	hasModel(): this is IActiveNotebookEditor;
 	dispose(): void;
 	getDomNode(): HTMLElement;
@@ -684,7 +684,7 @@ export interface INotebookEditor {
 }
 
 export interface IActiveNotebookEditor extends INotebookEditor {
-	_getViewModel(): INotebookViewModel;
+	getViewModel(): INotebookViewModel;
 	textModel: NotebookTextModel;
 	getFocus(): ICellRange;
 	cellAt(index: number): ICellViewModel;
@@ -730,7 +730,7 @@ export interface INotebookEditorDelegate extends INotebookEditor {
 }
 
 export interface IActiveNotebookEditorDelegate extends INotebookEditorDelegate {
-	_getViewModel(): INotebookViewModel;
+	getViewModel(): INotebookViewModel;
 	textModel: NotebookTextModel;
 	getFocus(): ICellRange;
 	cellAt(index: number): ICellViewModel;
diff --git a/src/vs/workbench/contrib/notebook/browser/notebookEditorWidget.ts b/src/vs/workbench/contrib/notebook/browser/notebookEditorWidget.ts
@@ -442,7 +442,7 @@ export class NotebookEditorWidget extends Disposable implements INotebookEditorD
 		return this._uuid;
 	}
 
-	_getViewModel(): NotebookViewModel | undefined {
+	getViewModel(): NotebookViewModel | undefined {
 		return this.viewModel;
 	}
 
diff --git a/src/vs/workbench/contrib/notebook/browser/view/cellParts/foldedCellHint.ts b/src/vs/workbench/contrib/notebook/browser/view/cellParts/foldedCellHint.ts
@@ -33,8 +33,8 @@ export class FoldedCellHint extends CellContentPart {
 		if (element.isInputCollapsed || element.getEditState() === CellEditState.Editing) {
 			DOM.hide(this._container);
 		} else if (element.foldingState === CellFoldingState.Collapsed) {
-			const idx = this._notebookEditor._getViewModel().getCellIndex(element);
-			const length = this._notebookEditor._getViewModel().getFoldedLength(idx);
+			const idx = this._notebookEditor.getViewModel().getCellIndex(element);
+			const length = this._notebookEditor.getViewModel().getFoldedLength(idx);
 			DOM.reset(this._container, this.getHiddenCellsLabel(length), this.getHiddenCellHintButton(element));
 			DOM.show(this._container);
 
diff --git a/src/vs/workbench/contrib/notebook/browser/viewParts/notebookOverviewRuler.ts b/src/vs/workbench/contrib/notebook/browser/viewParts/notebookOverviewRuler.ts
@@ -46,7 +46,7 @@ export class NotebookOverviewRuler extends Themable {
 	}
 
 	private _render(ctx: CanvasRenderingContext2D, width: number, height: number, scrollHeight: number, ratio: number) {
-		const viewModel = this.notebookEditor._getViewModel();
+		const viewModel = this.notebookEditor.getViewModel();
 		const fontInfo = this.notebookEditor.getLayoutInfo().fontInfo;
 		const laneWidth = width / this._lanes;
 
diff --git a/src/vs/workbench/contrib/notebook/test/browser/testNotebookEditor.ts b/src/vs/workbench/contrib/notebook/test/browser/testNotebookEditor.ts
@@ -221,7 +221,7 @@ function _createTestNotebookEditor(instantiationService: TestInstantiationServic
 		override notebookOptions = notebookOptions;
 		override onDidChangeModel: Event<NotebookTextModel | undefined> = new Emitter<NotebookTextModel | undefined>().event;
 		override onDidChangeCellState: Event<NotebookCellStateChangedEvent> = new Emitter<NotebookCellStateChangedEvent>().event;
-		override _getViewModel(): NotebookViewModel {
+		override getViewModel(): NotebookViewModel {
 			return viewModel;
 		}
 		override textModel = viewModel.notebookDocument;

Original file line number	Diff line number	Diff line change
`@@ -47,7 +47,7 @@ export class ContributedStatusBarItemController extends Disposable implements IN`
`47`	`47`	`added: ICellViewModel[];`
`48`	`48`	`removed: { handle: number }[];`
`49`	`49`	`}): void {`
`50`		`- const vm = this._notebookEditor._getViewModel();`
	`50`	`+ const vm = this._notebookEditor.getViewModel();`
`51`	`51`	`if (!vm) {`
`52`	`52`	`return;`
`53`	`53`	`}`
Original file line number	Diff line number	Diff line change
`@@ -58,7 +58,7 @@ export class NotebookStatusBarController extends Disposable {`
`58`	`58`	`}`
`59`	`59`
`60`	`60`	`private _updateVisibleCells(e: ICellVisibilityChangeEvent): void {`
`61`		`- const vm = this._notebookEditor._getViewModel();`
	`61`	`+ const vm = this._notebookEditor.getViewModel();`
`62`	`62`	`if (!vm) {`
`63`	`63`	`return;`
`64`	`64`	`}`
Original file line number	Diff line number	Diff line change
`@@ -431,7 +431,7 @@ registerAction2(class extends NotebookCellAction {`
`431`	`431`
`432`	`432`	`function getPageSize(context: INotebookCellActionContext) {`
`433`	`433`	`const editor = context.notebookEditor;`
`434`		`- const layoutInfo = editor._getViewModel().layoutInfo;`
	`434`	`+ const layoutInfo = editor.getViewModel().layoutInfo;`
`435`	`435`	`const lineHeight = layoutInfo?.fontInfo.lineHeight \|\| 17;`
`436`	`436`	`return Math.max(1, Math.floor((layoutInfo?.height \|\| 0) / lineHeight) - 2);`
`437`	`437`	`}`
Original file line number	Diff line number	Diff line change
`@@ -49,7 +49,7 @@ export class FoldingController extends Disposable implements INotebookEditorCont`
`49`	`49`
`50`	`50`	`this._foldingModel = new FoldingModel();`
`51`	`51`	`this._localStore.add(this._foldingModel);`
`52`		`- this._foldingModel.attachViewModel(this._notebookEditor._getViewModel());`
	`52`	`+ this._foldingModel.attachViewModel(this._notebookEditor.getViewModel());`
`53`	`53`
`54`	`54`	`this._localStore.add(this._foldingModel.onDidFoldingRegionChanged(() => {`
`55`	`55`	`this._updateEditorFoldingRanges();`
`@@ -103,7 +103,7 @@ export class FoldingController extends Disposable implements INotebookEditorCont`
`103`	`103`	`return;`
`104`	`104`	`}`
`105`	`105`
`106`		`- const vm = this._notebookEditor._getViewModel() as NotebookViewModel;`
	`106`	`+ const vm = this._notebookEditor.getViewModel() as NotebookViewModel;`
`107`	`107`
`108`	`108`	`vm.updateFoldingRanges(this._foldingModel.regions);`
`109`	`109`	`const hiddenRanges = vm.getHiddenRanges();`
`@@ -119,7 +119,7 @@ export class FoldingController extends Disposable implements INotebookEditorCont`
`119`	`119`	`return;`
`120`	`120`	`}`
`121`	`121`
`122`		`- const viewModel = this._notebookEditor._getViewModel() as NotebookViewModel;`
	`122`	`+ const viewModel = this._notebookEditor.getViewModel() as NotebookViewModel;`
`123`	`123`	`const target = e.event.target as HTMLElement;`
`124`	`124`
`125`	`125`	`if (target.classList.contains('codicon-notebook-collapsed') \|\| target.classList.contains('codicon-notebook-expanded')) {`
`@@ -243,7 +243,7 @@ registerAction2(class extends Action2 {`
`243`	`243`	`controller.setFoldingStateDown(index, CellFoldingState.Collapsed, levels);`
`244`	`244`	`}`
`245`	`245`
`246`		`- const viewIndex = editor._getViewModel().getNearestVisibleCellIndexUpwards(index);`
	`246`	`+ const viewIndex = editor.getViewModel().getNearestVisibleCellIndexUpwards(index);`
`247`	`247`	`editor.focusElement(editor.cellAt(viewIndex));`
`248`	`248`	`}`
`249`	`249`	`}`