Improved tab overview animations with better animation and wiring to...

chrome/browser/views/tabs/tab_overview_grid.h

 // Copyright (c) 2009 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_TABS_TAB_OVERVIEW_GRID_H_
 #define CHROME_BROWSER_VIEWS_TABS_TAB_OVERVIEW_GRID_H_
 
 #include "base/scoped_ptr.h"
 #include "chrome/browser/views/tabs/grid.h"
 
@@ skipping 12 matching lines @@
   // Returns true if a drag is underway and the drag is in the process of
   // modifying the tab strip model.
   bool modifying_model() const;
 
   // Returns the TabOverviewCell at the specified index.
   TabOverviewCell* GetTabOverviewCellAt(int index);
 
   // Cancels the drag. Does nothing if a drag is not underway.
   void CancelDrag();
 
+  // If a drag is under way, this invokes Drag on the DragController with the
+  // current position of the mouse.
+  void UpdateDragController();
+
   // View overrides.
   virtual bool OnMousePressed(const views::MouseEvent& event);
   virtual bool OnMouseDragged(const views::MouseEvent& event);
   virtual void OnMouseReleased(const views::MouseEvent& event, bool canceled);
 
+  // AnimationDelegate overrides.
+  virtual void AnimationEnded(const Animation* animation);
+  virtual void AnimationProgressed(const Animation* animation);
+  virtual void AnimationCanceled(const Animation* animation);
+
  private:
   TabOverviewController* controller_;
 
   scoped_ptr<TabOverviewDragController> drag_controller_;
 
   DISALLOW_COPY_AND_ASSIGN(TabOverviewGrid);
 };
 
 #endif  // CHROME_BROWSER_VIEWS_TABS_TAB_OVERVIEW_GRID_H_