Support custom drag-and-drop of bookmarks in Aura

chrome/browser/ui/views/tab_contents/tab_contents_view_views.h

 // Copyright (c) 2012 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 CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_VIEW_VIEWS_H_
 #define CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_VIEW_VIEWS_H_
 #pragma once
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/timer.h"
 #include "chrome/browser/ui/views/tab_contents/native_tab_contents_view_delegate.h"
 #include "content/browser/tab_contents/tab_contents_view_helper.h"
 #include "content/public/browser/web_contents_view.h"
 #include "ui/views/widget/widget.h"
 
 class NativeTabContentsView;
 class RenderViewContextMenuViews;
 class SkBitmap;
 struct WebDropData;
 namespace gfx {
 class Point;
 class Size;
 }
 namespace views {
 class Widget;
 }
+namespace content {
+class WebContentsViewDelegate;
+class WebDragDestDelegate;
+}
 
 // Views-specific implementation of the WebContentsView.
 class TabContentsViewViews : public views::Widget,
                              public content::WebContentsView,
                              public internal::NativeTabContentsViewDelegate {
  public:
   // The corresponding WebContents is passed in the constructor, and manages our
   // lifetime. This doesn't need to be the case, but is this way currently
   // because that's what was easiest when they were split.
-  explicit TabContentsViewViews(content::WebContents* web_contents);
+  explicit TabContentsViewViews(content::WebContents* web_contents,
+                                content::WebContentsViewDelegate* delegate);
   virtual ~TabContentsViewViews();
 
   NativeTabContentsView* native_tab_contents_view() const {
     return native_tab_contents_view_;
   }
 
   // Overridden from WebContentsView:
   virtual void CreateView(const gfx::Size& initial_size) OVERRIDE;
   virtual content::RenderWidgetHostView* CreateViewForWidget(
       content::RenderWidgetHost* render_widget_host) OVERRIDE;
@@ skipping 51 matching lines @@
   virtual content::WebContents* GetWebContents() OVERRIDE;
   virtual void OnNativeTabContentsViewShown() OVERRIDE;
   virtual void OnNativeTabContentsViewHidden() OVERRIDE;
   virtual void OnNativeTabContentsViewSized(const gfx::Size& size) OVERRIDE;
   virtual void OnNativeTabContentsViewWheelZoom(bool zoom_in) OVERRIDE;
   virtual void OnNativeTabContentsViewMouseDown() OVERRIDE;
   virtual void OnNativeTabContentsViewMouseMove(bool motion) OVERRIDE;
   virtual void OnNativeTabContentsViewDraggingEnded() OVERRIDE;
   virtual views::internal::NativeWidgetDelegate*
       AsNativeWidgetDelegate() OVERRIDE;
+  virtual content::WebDragDestDelegate* GetDragDestDelegate() OVERRIDE;
 
   // Overridden from views::Widget:
   virtual void OnNativeWidgetVisibilityChanged(bool visible) OVERRIDE;
   virtual void OnNativeWidgetSizeChanged(const gfx::Size& new_size) OVERRIDE;
 
   // A helper method for closing the tab.
   void CloseTab();
 
   views::Widget* GetSadTab() const;
 
@@ skipping 13 matching lines @@
   // The context menu. Callbacks are asynchronous so we need to keep it around.
   scoped_ptr<RenderViewContextMenuViews> context_menu_;
 
   // Set to true if we want to close the tab after the system drag operation
   // has finished.
   bool close_tab_after_drag_ends_;
 
   // Used to close the tab after the stack has unwound.
   base::OneShotTimer<TabContentsViewViews> close_tab_timer_;
 
+  // Chrome specific functionality (to make it easier for this class to
+  // eventually move to content).
+  scoped_ptr<content::WebContentsViewDelegate> delegate_;
+
   DISALLOW_COPY_AND_ASSIGN(TabContentsViewViews);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_VIEW_VIEWS_H_