Refactors HWNDView, NativeViewHostGtk and NativeViewHost so that they match t...

views/controls/native_view_host_gtk.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 VIEWS_CONTROLS_NATIVE_HOST_VIEW_GTK_H_
-#define VIEWS_CONTROLS_NATIVE_HOST_VIEW_GTK_H_
-
-#include <gtk/gtk.h>
-#include <string>
-
-#include "views/controls/native_view_host.h"
-
-namespace views {
-
-class NativeViewHostGtk : public NativeViewHost {
- public:
-  NativeViewHostGtk();
-  virtual ~NativeViewHostGtk();
-
-  // Sets and retrieves the View associated with a particular widget.
-  static View* GetViewForNative(GtkWidget* widget);
-  static void SetViewForNative(GtkWidget* widget, View* view);
-
-  // Attach a widget to this View, making the window it represents
-  // subject to sizing according to this View's parent container's Layout
-  // Manager's sizing heuristics.
-  //
-  // This object should be added to the view hierarchy before calling this
-  // function, which will expect the parent to be valid.
-
-  // TODO: figure out ownership!
-  void Attach(gfx::NativeView w);
-
-  // Detach the attached widget handle. It will no longer be updated
-  void Detach();
-
- protected:
-  virtual void ViewHierarchyChanged(bool is_add, View *parent, View *child);
-
-  virtual void Focus();
-
-  // NativeHostView overrides.
-  virtual void InstallClip(int x, int y, int w, int h);
-  virtual void UninstallClip();
-  virtual void ShowWidget(int x, int y, int w, int h);
-  virtual void HideWidget();
-
- private:
-  // Signal handle id for 'destroy' signal.
-  gulong destroy_signal_id_;
-
-  // Invoked from the 'destroy' signal.
-  void OnDestroy();
-
-  static void CallDestroy(GtkObject* object);
-
-  DISALLOW_COPY_AND_ASSIGN(NativeViewHostGtk);
-};
-
-}  // namespace views
-
-#endif  // VIEWS_CONTROLS_NATIVE_HOST_VIEW_GTK_H_