зеркало из https://github.com/mozilla/gecko-dev.git
104 строки
2.6 KiB
C
104 строки
2.6 KiB
C
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/* -*- Mode: Objective-C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#import <Cocoa/Cocoa.h>
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#import "mozAccessibleProtocol.h"
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#import "MOXAccessibleProtocol.h"
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#include "Platform.h"
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inline id<mozAccessible> GetObjectOrRepresentedView(id<mozAccessible> aObject) {
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if (!mozilla::a11y::ShouldA11yBeEnabled()) {
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// If platform a11y is not enabled, don't return represented view.
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// This is mostly for our mochitest environment because the represented
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// ChildView checks `ShouldA11yBeEnabled` before proxying accessibility
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// methods to mozAccessibles.
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return aObject;
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}
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return [aObject hasRepresentedView] ? [aObject representedView] : aObject;
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}
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@interface MOXAccessibleBase : NSObject <mozAccessible, MOXAccessible> {
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BOOL mIsExpired;
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}
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#pragma mark - mozAccessible/widget
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// override
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- (BOOL)hasRepresentedView;
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// override
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- (id)representedView;
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// override
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- (BOOL)isRoot;
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#pragma mark - mozAccessible/NSAccessibility
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// The methods below interface with the platform through NSAccessibility.
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// They should not be called directly or overridden in subclasses.
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// override, final
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- (NSArray*)accessibilityAttributeNames;
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// override, final
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- (id)accessibilityAttributeValue:(NSString*)attribute;
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// override, final
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- (BOOL)accessibilityIsAttributeSettable:(NSString*)attribute;
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// override, final
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- (void)accessibilitySetValue:(id)value forAttribute:(NSString*)attribute;
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// override, final
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- (NSArray*)accessibilityActionNames;
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// override, final
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- (void)accessibilityPerformAction:(NSString*)action;
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// override, final
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- (NSString*)accessibilityActionDescription:(NSString*)action;
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// override, final
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- (NSArray*)accessibilityParameterizedAttributeNames;
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// override, final
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- (id)accessibilityAttributeValue:(NSString*)attribute forParameter:(id)parameter;
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// override, final
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- (id)accessibilityHitTest:(NSPoint)point;
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// override, final
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- (id)accessibilityFocusedUIElement;
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// override, final
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- (BOOL)isAccessibilityElement;
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// final
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- (BOOL)accessibilityNotifiesWhenDestroyed;
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#pragma mark - MOXAccessible protocol
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// override
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- (id)moxHitTest:(NSPoint)point;
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// override
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- (id)moxFocusedUIElement;
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// override
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- (void)moxPostNotification:(NSString*)notification;
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#pragma mark -
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- (BOOL)isExpired;
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// makes ourselves "expired". after this point, we might be around if someone
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// has retained us (e.g., a third-party), but we really contain no information.
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- (void)expire;
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@end
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