accessible/ios/MUIRootAccessibleProtocol.h

   1 /* clang-format off */
   2 /* -*- Mode: Objective-C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   3 /* clang-format on */
   4 /* This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   7
   8 #import <Foundation/Foundation.h>
   9 #import <UIKit/UIAccessibility.h>
  10
  11 /* This protocol's primary use is so widget/cocoa can talk back to us
  12    properly.
  13
  14    ChildView owns the topmost MUIRootAccessible, and needs to take care of
  15    setting up that parent/child relationship.
  16
  17    This protocol is thus used to make sure it knows it's talking to us, and not
  18    just some random |id|.
  19 */
  20
  21 @protocol MUIRootAccessibleProtocol <NSObject>
  22
  23 - (BOOL)hasRepresentedView;
  24
  25 - (nullable id)representedView;
  26
  27 // UIAccessibility
  28
  29 - (BOOL)isAccessibilityElement;
  30
  31 - (nullable NSString*)accessibilityLabel;
  32
  33 - (CGRect)accessibilityFrame;
  34
  35 - (nullable NSString*)accessibilityValue;
  36
  37 - (uint64_t)accessibilityTraits;
  38
  39 // UIAccessibilityContainer
  40
  41 - (NSInteger)accessibilityElementCount;
  42
  43 - (nullable id)accessibilityElementAtIndex:(NSInteger)index;
  44
  45 - (NSInteger)indexOfAccessibilityElement:(nonnull id)element;
  46
  47 - (nullable NSArray*)accessibilityElements;
  48
  49 - (UIAccessibilityContainerType)accessibilityContainerType;
  50
  51 @end