Multi-tab: Adding new Notification when tab selection changes.

chrome/browser/ui/touch/tabs/touch_tab_strip.h

 // Copyright (c) 2011 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_TOUCH_TABS_TOUCH_TAB_STRIP_H_
 #define CHROME_BROWSER_UI_TOUCH_TABS_TOUCH_TAB_STRIP_H_
 #pragma once
 
 #include "chrome/browser/ui/views/tabs/base_tab_strip.h"
 
 namespace ui {
 enum TouchStatus;
 }
 
+class TabStripSelectionModel;
 class TouchTab;
 
 ///////////////////////////////////////////////////////////////////////////////
 //
 // TouchTabStrip
 //
 //  A View that represents the TabStripModel. The TouchTabStrip has the
 //  following responsibilities:
 //    - It implements the TabStripModelObserver interface, and acts as a
 //      container for Tabs, and is also responsible for creating them.
 //
 // TODO(wyck): Use transformable views for scrolling.
 ///////////////////////////////////////////////////////////////////////////////
 class TouchTabStrip : public BaseTabStrip {
  public:
   explicit TouchTabStrip(TabStripController* controller);
   virtual ~TouchTabStrip();
 
   // AbstractTabStripView implementation:
   virtual bool IsPositionInWindowCaption(const gfx::Point& point);
   virtual void SetBackgroundOffset(const gfx::Point& offset);
 
   // BaseTabStrip implementation:
   virtual void PrepareForCloseAt(int model_index);
   virtual void StartHighlight(int model_index);
   virtual void StopAllHighlighting();
   virtual BaseTab* CreateTabForDragging();
   virtual void RemoveTabAt(int model_index);
-  virtual void SelectTabAt(int old_model_index, int new_model_index);
+  virtual void SetSelection(const TabStripSelectionModel& old_selection,
+                            const TabStripSelectionModel& new_selection);
   virtual void TabTitleChangedNotLoading(int model_index);
   virtual BaseTab* CreateTab();
   virtual void StartInsertTabAnimation(int model_index);
   virtual void AnimateToIdealBounds();
   virtual bool ShouldHighlightCloseButtonAfterRemove();
   virtual void GenerateIdealBounds();
   virtual void LayoutDraggedTabsAt(const std::vector<BaseTab*>& tabs,
                                    BaseTab* active_tab,
                                    const gfx::Point& location,
                                    bool initial_drag);
@@ skipping 78 matching lines @@
   TouchTab* initial_tab_;
 
   // The minimum value that |scroll_offset_| can have.  Based on the total
   // width of all the content to be scrolled, less the viewport size.
   int min_scroll_offset_;
 
   DISALLOW_COPY_AND_ASSIGN(TouchTabStrip);
 };
 
 #endif  // CHROME_BROWSER_UI_TOUCH_TABS_TOUCH_TAB_STRIP_H_