Supports Gtk keyboard themes....

chrome/browser/renderer_host/render_widget_host_view_gtk.h

 // Copyright (c) 2006-2009 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_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_GTK_H_
 #define CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_GTK_H_
 
 #include <gdk/gdk.h>
 
 #include <map>
 #include <vector>
 #include <string>
 
 #include "base/gfx/native_widget_types.h"
 #include "base/scoped_ptr.h"
 #include "chrome/browser/renderer_host/render_widget_host_view.h"
 #include "chrome/common/owned_widget_gtk.h"
 #include "webkit/glue/plugins/gtk_plugin_container_manager.h"
 #include "webkit/glue/webcursor.h"
 
 class RenderWidgetHost;
 // A conveience wrapper class for GtkIMContext;
 class GtkIMContextWrapper;
+// A convenience class for handling editor key bindings defined in gtk keyboard
+// theme.
+class GtkKeyBindingsHandler;
+class NativeWebKeyboardEvent;
 
 typedef struct _GtkClipboard GtkClipboard;
 typedef struct _GtkSelectionData GtkSelectionData;
 
 // -----------------------------------------------------------------------------
 // See comments in render_widget_host_view.h about this class and its members.
 // -----------------------------------------------------------------------------
 class RenderWidgetHostViewGtk : public RenderWidgetHostView {
  public:
   explicit RenderWidgetHostViewGtk(RenderWidgetHost* widget);
@@ skipping 30 matching lines @@
   virtual void ShowingContextMenu(bool showing);
   virtual BackingStore* AllocBackingStore(const gfx::Size& size);
   virtual void SetBackground(const SkBitmap& background);
   virtual void CreatePluginContainer(gfx::PluginWindowHandle id);
   virtual void DestroyPluginContainer(gfx::PluginWindowHandle id);
 
   gfx::NativeView native_view() const { return view_.get(); }
 
   void Paint(const gfx::Rect&);
 
+  // Called by GtkIMContextWrapper to forward a keyboard event to renderer.
+  // Before calling RenderWidgetHost::ForwardKeyboardEvent(), this method
+  // calls GtkKeyBindingsHandler::Match() against the event and send matched
+  // edit commands to renderer by calling
+  // RenderWidgetHost::ForwardEditCommandsForNextKeyEvent().
+  void ForwardKeyboardEvent(const NativeWebKeyboardEvent& event);
+
  private:
   friend class RenderWidgetHostViewGtkWidget;
 
   // Update the display cursor for the render view.
   void ShowCurrentCursor();
 
   // The model object.
   RenderWidgetHost* const host_;
 
   // The native UI widget.
@@ skipping 25 matching lines @@
   // parent_host_view_->GetNativeView().
   GtkWidget* parent_;
   // We ignore the first mouse release on popups.  This allows the popup to
   // stay open.
   bool is_popup_first_mouse_release_;
 
   // Whether or not this widget was focused before shadowed by another widget.
   // Used in OnGrabNotify() handler to track the focused state correctly.
   bool was_focused_before_grab_;
 
-  // A conveience wrapper object for GtkIMContext;
+  // A convenience wrapper object for GtkIMContext;
   scoped_ptr<GtkIMContextWrapper> im_context_;
 
+  // A convenience object for handling editor key bindings defined in gtk
+  // keyboard theme.
+  scoped_ptr<GtkKeyBindingsHandler> key_bindings_handler_;
+
   // Helper class that lets us allocate plugin containers and move them.
   GtkPluginContainerManager plugin_container_manager_;
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_GTK_H_