Keep a map of all views that have sent notifications. This ensures that Acce...

views/view.h

 // Copyright (c) 2010 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.
 
 #ifndef VIEWS_VIEW_H_
 #define VIEWS_VIEW_H_
 
 #include "build/build_config.h"
 
 #include <algorithm>
@@ skipping 536 matching lines @@
   // handled the accelerator.
   virtual bool AcceleratorPressed(const Accelerator& accelerator) {
     return false;
   }
 
   // Returns whether this view currently has the focus.
   virtual bool HasFocus();
 
   // Accessibility support
   // TODO(klink): Move all this out to a AccessibleInfo wrapper class.
-  //
+
+  // Notify the platform specific accessibility client of changes in the user
+  // interface.
+  virtual void NotifyAccessibilityEvent(AccessibilityTypes::Event event_type);
+
   // Returns the MSAA default action of the current view. The string returned
   // describes the default action that will occur when executing
   // IAccessible::DoDefaultAction. For instance, default action of a button is
   // 'Press'. Sets the input string appropriately, and returns true if
   // successful.
   virtual bool GetAccessibleDefaultAction(std::wstring* action) {
     return false;
   }
 
   // Returns a string containing the mnemonic, or the keyboard shortcut, for a
@@ skipping 757 matching lines @@
   // The default value for how long to wait (in ms) before showing a menu
   // button on hover. This value is used if the OS doesn't supply one.
   static const int kShowFolderDropMenuDelay;
 
   DISALLOW_COPY_AND_ASSIGN(View);
 };
 
 }  // namespace views
 
 #endif  // VIEWS_VIEW_H_