Supports Gtk keyboard themes....

chrome/renderer/render_widget.h

 // Copyright (c) 2009 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 CHROME_RENDERER_RENDER_WIDGET_H_
 #define CHROME_RENDERER_RENDER_WIDGET_H_
 
 #include <vector>
 #include "base/basictypes.h"
 #include "base/gfx/native_widget_types.h"
@@ skipping 178 matching lines @@
   void ClearFocus();
 
   // Set the pending window rect.
   // Because the real render_widget is hosted in another process, there is
   // a time period where we may have set a new window rect which has not yet
   // been processed by the browser.  So we maintain a pending window rect
   // size.  If JS code sets the WindowRect, and then immediately calls
   // GetWindowRect() we'll use this pending window rect as the size.
   void SetPendingWindowRect(const WebKit::WebRect& r);
 
+  // Called by OnHandleInputEvent() to notify subclasses that a key event was
+  // just handled.
+  virtual void DidHandleKeyEvent() {}
+
   // Routing ID that allows us to communicate to the parent browser process
   // RenderWidgetHost. When MSG_ROUTING_NONE, no messages may be sent.
   int32 routing_id_;
 
   // We are responsible for destroying this object via its Close method.
   WebKit::WebWidget* webwidget_;
 
   // Set to the ID of the view that initiated creating this view, if any. When
   // the view was initiated by the browser (the common case), this will be
   // MSG_ROUTING_NONE. This is used in determining ownership when opening
@@ skipping 103 matching lines @@
   WebKit::WebRect pending_window_rect_;
 
   scoped_ptr<ViewHostMsg_ShowPopup_Params> popup_params_;
 
   scoped_ptr<IPC::Message> pending_input_event_ack_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidget);
 };
 
 #endif  // CHROME_RENDERER_RENDER_WIDGET_H_