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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Note: keep enums in content/browser/resources/accessibility/accessibility.js
// in sync with these two enums.
enum AccessibilityModeFlag {
// Accessibility updates are processed to create platform trees and events are
// passed to platform APIs in the browser.
AccessibilityModeFlagPlatform = 1 << 0,
// Accessibility is on, and the full tree is computed. If this flag is off,
// only limited information about editable text nodes is sent to the browser
// process. Useful for implementing limited UIA on tablets.
AccessibilityModeFlagFullTree = 1 << 1,
enum AccessibilityMode {
// All accessibility is off.
AccessibilityModeOff = 0,
// Renderer accessibility is on, and platform APIs are called.
AccessibilityModeComplete =
AccessibilityModeFlagPlatform | AccessibilityModeFlagFullTree,
// Renderer accessibility is on, and events are passed to any extensions
// requesting automation, but not to platform accessibility.
AccessibilityModeTreeOnly = AccessibilityModeFlagFullTree,