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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_BROWSER_UI_GTK_EXTENSIONS_EXTENSION_VIEW_GTK_H_
      6 #define CHROME_BROWSER_UI_GTK_EXTENSIONS_EXTENSION_VIEW_GTK_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "third_party/skia/include/core/SkBitmap.h"
     10 #include "ui/gfx/native_widget_types.h"
     11 #include "ui/gfx/size.h"
     12 
     13 class Browser;
     14 class SkBitmap;
     15 
     16 namespace content {
     17 class RenderViewHost;
     18 }
     19 
     20 namespace extensions {
     21 class ExtensionHost;
     22 }
     23 
     24 class ExtensionViewGtk {
     25  public:
     26   ExtensionViewGtk(extensions::ExtensionHost* extension_host, Browser* browser);
     27 
     28   class Container {
     29    public:
     30     virtual ~Container() {}
     31     virtual void OnExtensionSizeChanged(ExtensionViewGtk* view,
     32                                         const gfx::Size& new_size) {}
     33   };
     34 
     35   void Init();
     36 
     37   gfx::NativeView native_view();
     38   Browser* browser() const { return browser_; }
     39 
     40   void SetBackground(const SkBitmap& background);
     41 
     42   // Sets the container for this view.
     43   void SetContainer(Container* container) { container_ = container; }
     44 
     45   // Method for the ExtensionHost to notify us about the correct size for
     46   // extension contents.
     47   void ResizeDueToAutoResize(const gfx::Size& new_size);
     48 
     49   // Method for the ExtensionHost to notify us when the RenderViewHost has a
     50   // connection.
     51   void RenderViewCreated();
     52 
     53   content::RenderViewHost* render_view_host() const;
     54 
     55  private:
     56   void CreateWidgetHostView();
     57 
     58   Browser* browser_;
     59 
     60   extensions::ExtensionHost* extension_host_;
     61 
     62   // The background the view should have once it is initialized. This is set
     63   // when the view has a custom background, but hasn't been initialized yet.
     64   SkBitmap pending_background_;
     65 
     66   // This view's container.
     67   Container* container_;
     68 
     69   DISALLOW_COPY_AND_ASSIGN(ExtensionViewGtk);
     70 };
     71 
     72 #endif  // CHROME_BROWSER_UI_GTK_EXTENSIONS_EXTENSION_VIEW_GTK_H_
     73