accessibiiltyPageSize default down to 500

src/vs/editor/browser/controller/textAreaHandler.ts

@@ -416,8 +416,8 @@ export class TextAreaHandler extends ViewPart {
 		this._accessibilitySupport = options.get(EditorOption.accessibilitySupport);
 		const accessibilityPageSize = options.get(EditorOption.accessibilityPageSize);
 		if (this._accessibilitySupport === AccessibilitySupport.Enabled && accessibilityPageSize === EditorOptions.accessibilityPageSize.defaultValue) {
-			// If a screen reader is attached and the default value is not set we shuold automatically increase the page size to 1000 for a better experience
-			this._accessibilityPageSize = 1000;
+			// If a screen reader is attached and the default value is not set we shuold automatically increase the page size to 500 for a better experience
+			this._accessibilityPageSize = 500;
 		} else {
 			this._accessibilityPageSize = accessibilityPageSize;
 		}

src/vs/editor/common/config/editorOptions.ts

@@ -3895,8 +3895,8 @@ export const EditorOptions = {
 	accessibilitySupport: register(new EditorAccessibilitySupport()),
 	accessibilityPageSize: register(new EditorIntOption(EditorOption.accessibilityPageSize, 'accessibilityPageSize', 10, 1, Constants.MAX_SAFE_SMALL_INTEGER,
 		{
-			description: nls.localize('accessibilityPageSize', "Controls the number of lines in the editor that can be read out by a screen reader at once. When we detect a screen reader we automatically set the default to be 2000. Warning: this has a performance implication for numbers larger than the default."),
-			deprecationMessage: nls.localize('accessibilityPageSize.deprecated', "This setting is deprecated, editor will automatically choose the accessibility page size when we detect a screen reader. 2000 lines will be the new default.")
+			description: nls.localize('accessibilityPageSize', "Controls the number of lines in the editor that can be read out by a screen reader at once. When we detect a screen reader we automatically set the default to be 500. Warning: this has a performance implication for numbers larger than the default."),
+			deprecationMessage: nls.localize('accessibilityPageSize.deprecated', "This setting is deprecated, editor will automatically choose the accessibility page size when we detect a screen reader. 500 lines will be the new default.")
 		})),
 	ariaLabel: register(new EditorStringOption(
 		EditorOption.ariaLabel, 'ariaLabel', nls.localize('editorViewAccessibleLabel', "Editor content")