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      1 // Copyright (c) 2010 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_COCOA_NOTIFICATIONS_BALLOON_VIEW_HOST_MAC_H_
      6 #define CHROME_BROWSER_UI_COCOA_NOTIFICATIONS_BALLOON_VIEW_HOST_MAC_H_
      7 #pragma once
      8 
      9 #include "chrome/browser/notifications/balloon_host.h"
     10 
     11 class RenderWidgetHostView;
     12 class RenderWidgetHostViewMac;
     13 
     14 // BalloonViewHost class is a delegate to the renderer host for the HTML
     15 // notification.  When initialized it creates a new RenderViewHost and loads
     16 // the contents of the toast into it.  It also handles links within the toast,
     17 // loading them into a new tab.
     18 class BalloonViewHost : public BalloonHost {
     19  public:
     20   explicit BalloonViewHost(Balloon* balloon);
     21 
     22   ~BalloonViewHost();
     23 
     24   // Changes the size of the balloon.
     25   void UpdateActualSize(const gfx::Size& new_size);
     26 
     27   // Accessors.
     28   gfx::NativeView native_view() const;
     29 
     30  protected:
     31   virtual void InitRenderWidgetHostView();
     32   virtual RenderWidgetHostView* render_widget_host_view() const;
     33 
     34  private:
     35   // The Mac-specific widget host view.  This is owned by its native view,
     36   // which this class frees in its destructor.
     37   RenderWidgetHostViewMac* render_widget_host_view_;
     38 
     39   DISALLOW_COPY_AND_ASSIGN(BalloonViewHost);
     40 };
     41 
     42 #endif  // CHROME_BROWSER_UI_COCOA_NOTIFICATIONS_BALLOON_VIEW_HOST_MAC_H_
     43