src/chrome/browser/ui/views/tab_contents/chrome_web_contents_view_delegate_views.h

   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_VIEWS_TAB_CONTENTS_CHROME_WEB_CONTENTS_VIEW_DELEGATE_VIEWS_H_
   6 #define CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_CHROME_WEB_CONTENTS_VIEW_DELEGATE_VIEWS_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "components/renderer_context_menu/context_menu_delegate.h"
  12 #include "content/public/browser/web_contents_view_delegate.h"
  13
  14 class RenderViewContextMenu;
  15 class RenderViewContextMenuViews;
  16
  17 namespace aura {
  18 class Window;
  19 }
  20
  21 namespace content {
  22 class WebContents;
  23 class WebDragDestDelegate;
  24 class RenderFrameHost;
  25 }
  26
  27 namespace views {
  28 class FocusManager;
  29 class Widget;
  30 }
  31
  32 // A chrome specific class that extends WebContentsViewWin with features like
  33 // focus management, which live in chrome.
  34 class ChromeWebContentsViewDelegateViews
  35     : public content::WebContentsViewDelegate,
  36       public ContextMenuDelegate {
  37  public:
  38   explicit ChromeWebContentsViewDelegateViews(
  39       content::WebContents* web_contents);
  40   virtual ~ChromeWebContentsViewDelegateViews();
  41
  42   // Overridden from WebContentsViewDelegate:
  43   virtual content::WebDragDestDelegate* GetDragDestDelegate() OVERRIDE;
  44   virtual void StoreFocus() OVERRIDE;
  45   virtual void RestoreFocus() OVERRIDE;
  46   virtual bool Focus() OVERRIDE;
  47   virtual void TakeFocus(bool reverse) OVERRIDE;
  48   virtual void ShowContextMenu(
  49       content::RenderFrameHost* render_frame_host,
  50       const content::ContextMenuParams& params) OVERRIDE;
  51   virtual void SizeChanged(const gfx::Size& size) OVERRIDE;
  52
  53   // Overridden from ContextMenuDelegate.
  54   virtual scoped_ptr<RenderViewContextMenu> BuildMenu(
  55       content::WebContents* web_contents,
  56       const content::ContextMenuParams& params) OVERRIDE;
  57   virtual void ShowMenu(scoped_ptr<RenderViewContextMenu> menu) OVERRIDE;
  58
  59  private:
  60   aura::Window* GetActiveNativeView();
  61   views::Widget* GetTopLevelWidget();
  62   views::FocusManager* GetFocusManager();
  63   void SetInitialFocus();
  64
  65   // The id used in the ViewStorage to store the last focused view.
  66   int last_focused_view_storage_id_;
  67
  68   // The context menu is reset every time we show it, but we keep a pointer to
  69   // between uses so that it won't go out of scope before we're done with it.
  70   scoped_ptr<RenderViewContextMenuViews> context_menu_;
  71
  72   // The chrome specific delegate that receives events from WebDragDest.
  73   scoped_ptr<content::WebDragDestDelegate> bookmark_handler_;
  74
  75   content::WebContents* web_contents_;
  76
  77   DISALLOW_COPY_AND_ASSIGN(ChromeWebContentsViewDelegateViews);
  78 };
  79
  80 #endif  // CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_CHROME_WEB_CONTENTS_VIEW_DELEGATE_VIEWS_H_