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

views/view_win.cc

 // 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.
 
 #include "views/view.h"
 
 #include "app/drag_drop_types.h"
 #include "base/string_util.h"
 #include "gfx/canvas.h"
 #include "gfx/path.h"
+#include "views/accessibility/view_accessibility.h"
 #include "views/accessibility/view_accessibility_wrapper.h"
 #include "views/border.h"
 #include "views/widget/root_view.h"
 #include "views/widget/widget.h"
+#include "views/widget/widget_win.h"
 
 namespace views {
 
 // static
 int View::GetDoubleClickTimeMS() {
   return ::GetDoubleClickTime();
 }
 
 // static
 int View::GetMenuShowDelay() {
   static DWORD delay = 0;
   if (!delay && !SystemParametersInfo(SPI_GETMENUSHOWDELAY, 0, &delay, 0))
     delay = View::kShowFolderDropMenuDelay;
   return delay;
 }
 
+// Notifies accessibility clients of the event_type on this view.
+// Clients will call get_accChild found in ViewAccessibility with the supplied
+// child id we generate here to retrieve the IAccessible associated with this
+// view.
+void View::NotifyAccessibilityEvent(AccessibilityTypes::Event event_type) {
+  WidgetWin* view_widget = static_cast<WidgetWin*>(GetWidget());
+  int child_id = view_widget->AddAccessibilityViewEvent(this);
+  ::NotifyWinEvent(ViewAccessibility::MSAAEvent(event_type),
+      view_widget->GetNativeView(), OBJID_CLIENT, child_id);
+}
+
 ViewAccessibilityWrapper* View::GetViewAccessibilityWrapper() {
   if (accessibility_.get() == NULL) {
     accessibility_.reset(new ViewAccessibilityWrapper(this));
   }
   return accessibility_.get();
 }
 
 int View::GetHorizontalDragThreshold() {
   static int threshold = -1;
   if (threshold == -1)
     threshold = GetSystemMetrics(SM_CXDRAG) / 2;
   return threshold;
 }
 
 int View::GetVerticalDragThreshold() {
   static int threshold = -1;
   if (threshold == -1)
     threshold = GetSystemMetrics(SM_CYDRAG) / 2;
   return threshold;
 }
 
 }  // namespace views