Move download shelf from per-tab to per-window

chrome/browser/views/download_shelf_view.h

 // Copyright (c) 2006-2008 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_VIEWS_DOWNLOAD_SHELF_VIEW_H_
 #define CHROME_BROWSER_VIEWS_DOWNLOAD_SHELF_VIEW_H_
 
 #include "app/slide_animation.h"
 #include "chrome/browser/download/download_shelf.h"
 #include "views/controls/button/button.h"
 #include "views/controls/link.h"
 
 namespace views {
 class ImageButton;
 class ImageView;
 }
 
 class BaseDownloadItemModel;
-class TabContents;
+class Browser;
+class BrowserView;
 
 class DownloadAnimation;
 
 // DownloadShelfView is a view that contains individual views for each download,
 // as well as a close button and a link to show all downloads.
 //
 // To add a view representing a download to DownloadShelfView, invoke
 // AddDownloadView. AddDownloadView takes ownership of the passed in View.
 // DownloadShelfView does not hold an infinite number of download views, rather
 // it'll automatically remove views once a certain point is reached.
 class DownloadShelfView : public DownloadShelf,
                           public views::View,
                           public views::ButtonListener,
                           public views::LinkController,
                           public AnimationDelegate {
  public:
-  explicit DownloadShelfView(TabContents* tab_contents);
+  explicit DownloadShelfView(Browser* browser, BrowserView* parent);
 
   // Implementation of View.
   virtual gfx::Size GetPreferredSize();
   virtual void Layout();
   virtual void Paint(gfx::Canvas* canvas);
 
   // Implementation of AnimationDelegate.
   virtual void AnimationProgressed(const Animation* animation);
   virtual void AnimationEnded(const Animation* animation);
 
   // Implementation of LinkController.
   // Invoked when the user clicks the 'show all downloads' link button.
   virtual void LinkActivated(views::Link* source, int event_flags);
 
   // Implementation of ButtonListener.
   // Invoked when the user clicks the close button. Asks the browser to
   // hide the download shelf.
   virtual void ButtonPressed(views::Button* button);
 
   // Implementation of DownloadShelf.
   virtual void AddDownload(BaseDownloadItemModel* download_model);
   virtual bool IsShowing() const;
   virtual bool IsClosing() const;
+  virtual void Show();
+  virtual void Close();
 
   // Removes a specified download view. The supplied view is deleted after
   // it's removed.
   void RemoveDownloadView(views::View* view);
 
  private:
   void Init();
 
   // Adds a View representing a download to this DownloadShelfView.
   // DownloadShelfView takes ownership of the View, and will delete it as
@@ skipping 20 matching lines @@
   views::ImageView* arrow_image_;
 
   // Link for showing all downloads. This is contained as a child, and deleted
   // by View.
   views::Link* show_all_view_;
 
   // Button for closing the downloads. This is contained as a child, and
   // deleted by View.
   views::ImageButton* close_button_;
 
+  // The window this shelf belongs to.
+  BrowserView* parent_;
+
   DISALLOW_COPY_AND_ASSIGN(DownloadShelfView);
 };
 
 #endif  // CHROME_BROWSER_VIEWS_DOWNLOAD_SHELF_VIEW_H_