Merge pull request microsoft#188961 from microsoft/aamunger/accessibilityView

only show accessbility view for ipynb files

Author: amunger

src/vs/workbench/contrib/notebook/browser/notebook.contribution.ts

@@ -116,6 +116,7 @@ import { AccessibilityHelpAction, AccessibleViewAction } from 'vs/workbench/cont
 import { NOTEBOOK_IS_ACTIVE_EDITOR, NOTEBOOK_OUTPUT_FOCUSED } from 'vs/workbench/contrib/notebook/common/notebookContextKeys';
 import { runAccessibilityHelpAction, showAccessibleOutput } from 'vs/workbench/contrib/notebook/browser/notebookAccessibility';
 import { IAccessibleViewService } from 'vs/workbench/contrib/accessibility/browser/accessibleView';
+import { ContextKeyExpr } from 'vs/platform/contextkey/common/contextkey';
 
 /*--------------------------------------------------------------------------------------------- */
 
@@ -699,7 +700,9 @@ class NotebookAccessibleViewContribution extends Disposable {
 			const editorService = accessor.get(IEditorService);
 
 			return showAccessibleOutput(accessibleViewService, editorService);
-		}, NOTEBOOK_OUTPUT_FOCUSED));
+		},
+			ContextKeyExpr.and(NOTEBOOK_OUTPUT_FOCUSED, ContextKeyExpr.equals('resourceExtname', '.ipynb'))
+		));
 	}
 }