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Diffstat (limited to '')
| -rw-r--r-- | accessible/mac/mozAccessible.h | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/accessible/mac/mozAccessible.h b/accessible/mac/mozAccessible.h new file mode 100644 index 0000000000..ee8cd65e77 --- /dev/null +++ b/accessible/mac/mozAccessible.h @@ -0,0 +1,273 @@ +/* clang-format off */ +/* -*- Mode: Objective-C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* clang-format on */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "AccessibleWrap.h" +#include "ProxyAccessible.h" +#include "AccessibleOrProxy.h" + +#import <Cocoa/Cocoa.h> + +#import "MOXAccessibleBase.h" + +@class mozRootAccessible; + +/** + * All mozAccessibles are either abstract objects (that correspond to XUL + * widgets, HTML frames, etc) or are attached to a certain view; for example + * a document view. When we hand an object off to an AT, we always want + * to give it the represented view, in the latter case. + */ + +namespace mozilla { +namespace a11y { + +inline mozAccessible* GetNativeFromGeckoAccessible( + mozilla::a11y::AccessibleOrProxy aAccOrProxy) { + if (aAccOrProxy.IsNull()) { + return nil; + } + if (Accessible* acc = aAccOrProxy.AsAccessible()) { + mozAccessible* native = nil; + acc->GetNativeInterface((void**)&native); + return native; + } + + ProxyAccessible* proxy = aAccOrProxy.AsProxy(); + return reinterpret_cast<mozAccessible*>(proxy->GetWrapper()); +} + +} // a11y +} // mozilla + +@interface mozAccessible : MOXAccessibleBase { + /** + * Reference to the accessible we were created with; + * either a proxy accessible or an accessible wrap. + */ + mozilla::a11y::AccessibleOrProxy mGeckoAccessible; + + /** + * The role of our gecko accessible. + */ + mozilla::a11y::role mRole; + + /** + * A cache of a subset of our states. + */ + uint64_t mCachedState; + + nsStaticAtom* mARIARole; + + bool mIsLiveRegion; +} + +// inits with the given wrap or proxy accessible +- (id)initWithAccessible:(mozilla::a11y::AccessibleOrProxy)aAccOrProxy; + +// allows for gecko accessible access outside of the class +- (mozilla::a11y::AccessibleOrProxy)geckoAccessible; + +- (mozilla::a11y::AccessibleOrProxy)geckoDocument; + +// override +- (void)dealloc; + +// should a child be disabled +- (BOOL)disableChild:(mozAccessible*)child; + +// Given a gecko accessibility event type, post the relevant +// system accessibility notification. +// Note: when overriding or adding new events, make sure your events aren't +// filtered out in Platform::ProxyEvent or AccessibleWrap::HandleAccEvent! +- (void)handleAccessibleEvent:(uint32_t)eventType; + +- (void)handleAccessibleTextChangeEvent:(NSString*)change + inserted:(BOOL)isInserted + inContainer: + (const mozilla::a11y::AccessibleOrProxy&) + container + at:(int32_t)start; + +// internal method to retrieve a child at a given index. +- (id)childAt:(uint32_t)i; + +// Get gecko accessible's state. +- (uint64_t)state; + +// Get gecko accessible's state filtered through given mask. +- (uint64_t)stateWithMask:(uint64_t)mask; + +// Notify of a state change, so the cache can be altered. +- (void)stateChanged:(uint64_t)state isEnabled:(BOOL)enabled; + +// Invalidate cached state. +- (void)invalidateState; + +// Get top level (tab) web area. +- (mozAccessible*)topWebArea; + +// Handle a role change +- (void)handleRoleChanged:(mozilla::a11y::role)newRole; + +// Get ARIA role +- (nsStaticAtom*)ARIARole; + +// Get array of related mozAccessibles +- (NSArray<mozAccessible*>*)getRelationsByType: + (mozilla::a11y::RelationType)relationType; + +#pragma mark - mozAccessible protocol / widget + +// override +- (BOOL)hasRepresentedView; + +// override +- (id)representedView; + +// override +- (BOOL)isRoot; + +#pragma mark - MOXAccessible protocol + +// override +- (BOOL)moxBlockSelector:(SEL)selector; + +// override +- (id)moxHitTest:(NSPoint)point; + +// override +- (id)moxFocusedUIElement; + +- (id<MOXTextMarkerSupport>)moxTextMarkerDelegate; + +- (BOOL)moxIsLiveRegion; + +// Attribute getters + +// override +- (id<mozAccessible>)moxParent; + +// override +- (NSArray*)moxChildren; + +// override +- (NSValue*)moxSize; + +// override +- (NSValue*)moxPosition; + +// override +- (NSString*)moxRole; + +// override +- (NSString*)moxSubrole; + +// override +- (NSString*)moxRoleDescription; + +// override +- (NSWindow*)moxWindow; + +// override +- (id)moxValue; + +// override +- (NSString*)moxTitle; + +// override +- (NSString*)moxLabel; + +// override +- (NSString*)moxHelp; + +// override +- (NSNumber*)moxEnabled; + +// override +- (NSNumber*)moxFocused; + +// override +- (NSNumber*)moxSelected; + +// override +- (NSString*)moxARIACurrent; + +// override +- (NSNumber*)moxARIAAtomic; + +// override +- (NSString*)moxARIALive; + +// override +- (NSString*)moxARIARelevant; + +// override +- (id)moxTitleUIElement; + +// override +- (NSString*)moxDOMIdentifier; + +// override +- (NSNumber*)moxRequired; + +// override +- (NSNumber*)moxElementBusy; + +// override +- (NSArray*)moxLinkedUIElements; + +// override +- (NSArray*)moxARIAControls; + +// override +- (id)moxEditableAncestor; + +// override +- (id)moxHighestEditableAncestor; + +// override +- (id)moxFocusableAncestor; + +#ifndef RELEASE_OR_BETA +// override +- (NSString*)moxMozDebugDescription; +#endif + +// override +- (NSArray*)moxUIElementsForSearchPredicate:(NSDictionary*)searchPredicate; + +// override +- (NSNumber*)moxUIElementCountForSearchPredicate:(NSDictionary*)searchPredicate; + +// override +- (void)moxSetFocused:(NSNumber*)focused; + +// override +- (void)moxPerformScrollToVisible; + +// override +- (void)moxPerformShowMenu; + +// override +- (void)moxPerformPress; + +// override +- (BOOL)moxIgnoreWithParent:(mozAccessible*)parent; + +// override +- (BOOL)moxIgnoreChild:(mozAccessible*)child; + +#pragma mark - + +// makes ourselves "expired". after this point, we might be around if someone +// has retained us (e.g., a third-party), but we really contain no information. +// override +- (void)expire; +// override +- (BOOL)isExpired; + +@end |