chrome/browser/ui/views/frame/contents_web_view.h

   1 // Copyright 2014 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_FRAME_CONTENTS_WEB_VIEW_H_
   6 #define CHROME_BROWSER_UI_VIEWS_FRAME_CONTENTS_WEB_VIEW_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "chrome/browser/ui/views/frame/web_contents_close_handler_delegate.h"
  12 #include "ui/compositor/layer_owner_delegate.h"
  13 #include "ui/views/controls/webview/webview.h"
  14
  15 class StatusBubbleViews;
  16
  17 namespace ui {
  18 class LayerTreeOwner;
  19 }
  20
  21 // ContentsWebView is used to present the WebContents of the active tab.
  22 class ContentsWebView
  23     : public views::WebView,
  24       public ui::LayerOwnerDelegate,
  25       public WebContentsCloseHandlerDelegate {
  26  public:
  27   explicit ContentsWebView(content::BrowserContext* browser_context);
  28   virtual ~ContentsWebView();
  29
  30   // Sets the status bubble, which should be repositioned every time
  31   // this view changes visible bounds.
  32   void SetStatusBubble(StatusBubbleViews* status_bubble);
  33
  34   // WebView overrides:
  35   virtual bool NeedsNotificationWhenVisibleBoundsChange() const OVERRIDE;
  36   virtual void OnVisibleBoundsChanged() OVERRIDE;
  37   virtual void ViewHierarchyChanged(const ViewHierarchyChangedDetails& details)
  38       OVERRIDE;
  39   virtual void OnThemeChanged() OVERRIDE;
  40
  41   // ui::LayerOwnerDelegate overrides:
  42   virtual void OnLayerRecreated(ui::Layer* old_layer,
  43                                 ui::Layer* new_layer) OVERRIDE;
  44
  45   // WebContentsCloseHandlerDelegate overrides:
  46   virtual void CloneWebContentsLayer() OVERRIDE;
  47   virtual void DestroyClonedLayer() OVERRIDE;
  48
  49  private:
  50   StatusBubbleViews* status_bubble_;
  51
  52   scoped_ptr<ui::LayerTreeOwner> cloned_layer_tree_;
  53
  54   DISALLOW_COPY_AND_ASSIGN(ContentsWebView);
  55 };
  56
  57 #endif  // CHROME_BROWSER_UI_VIEWS_FRAME_CONTENTS_WEB_VIEW_H_