1 files changed, 143 insertions, 0 deletions
diff --git a/accessible/mac/MOXAccessibleBase.h b/accessible/mac/MOXAccessibleBase.h
new file mode 100644
index 0000000000..751fa5f28d
--- /dev/null
+++ b/accessible/mac/MOXAccessibleBase.h
@@ -0,0 +1,143 @@
+/* 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/. */
+
+#import <Cocoa/Cocoa.h>
+
+#import "mozAccessibleProtocol.h"
+#import "MOXAccessibleProtocol.h"
+
+#include "Platform.h"
+
+inline id<mozAccessible> GetObjectOrRepresentedView(id<mozAccessible> aObject) {
+  if (!mozilla::a11y::ShouldA11yBeEnabled()) {
+    // If platform a11y is not enabled, don't return represented view.
+    // This is mostly for our mochitest environment because the represented
+    // ChildView checks `ShouldA11yBeEnabled` before proxying accessibility
+    // methods to mozAccessibles.
+    return aObject;
+  }
+
+  return [aObject hasRepresentedView] ? [aObject representedView] : aObject;
+}
+
+@interface MOXAccessibleBase : NSObject <mozAccessible, MOXAccessible> {
+  BOOL mIsExpired;
+}
+
+#pragma mark - mozAccessible/widget
+
+// override
+- (BOOL)hasRepresentedView;
+
+// override
+- (id)representedView;
+
+// override
+- (BOOL)isRoot;
+
+#pragma mark - mozAccessible/NSAccessibility
+
+// The methods below interface with the platform through NSAccessibility.
+// They should not be called directly or overridden in subclasses.
+
+// override, final
+- (NSArray*)accessibilityAttributeNames;
+
+// override, final
+- (id)accessibilityAttributeValue:(NSString*)attribute;
+
+// override, final
+- (BOOL)accessibilityIsAttributeSettable:(NSString*)attribute;
+
+// override, final
+- (void)accessibilitySetValue:(id)value forAttribute:(NSString*)attribute;
+
+// override, final
+- (NSArray*)accessibilityActionNames;
+
+// override, final
+- (void)accessibilityPerformAction:(NSString*)action;
+
+// override, final
+- (NSString*)accessibilityActionDescription:(NSString*)action;
+
+// override, final
+- (NSArray*)accessibilityParameterizedAttributeNames;
+
+// override, final
+- (id)accessibilityAttributeValue:(NSString*)attribute
+                     forParameter:(id)parameter;
+
+// override, final
+- (id)accessibilityHitTest:(NSPoint)point;
+
+// override, final
+- (id)accessibilityFocusedUIElement;
+
+// override, final
+- (BOOL)isAccessibilityElement;
+
+// final
+- (BOOL)accessibilityNotifiesWhenDestroyed;
+
+#pragma mark - MOXAccessible protocol
+
+// override
+- (id)moxHitTest:(NSPoint)point;
+
+// override
+- (id)moxFocusedUIElement;
+
+// override
+- (void)moxPostNotification:(NSString*)notification;
+
+// override
+- (void)moxPostNotification:(NSString*)notification
+               withUserInfo:(NSDictionary*)userInfo;
+
+// override
+- (BOOL)moxBlockSelector:(SEL)selector;
+
+// override
+- (NSArray*)moxUnignoredChildren;
+
+// override
+- (NSArray*)moxChildren;
+
+// override
+- (id<mozAccessible>)moxUnignoredParent;
+
+// override
+- (id<mozAccessible>)moxParent;
+
+// override
+- (NSNumber*)moxIndexForChildUIElement:(id)child;
+
+// override
+- (id)moxTopLevelUIElement;
+
+// override
+- (id<MOXTextMarkerSupport>)moxTextMarkerDelegate;
+
+// override
+- (BOOL)moxIsLiveRegion;
+
+// override
+- (id<MOXAccessible>)moxFindAncestor:(BOOL (^)(id<MOXAccessible> moxAcc,
+                                               BOOL* stop))findBlock;
+
+#pragma mark -
+
+- (NSString*)description;
+
+- (BOOL)isExpired;
+
+// 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.
+- (void)expire;
+
+@end