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

chrome/browser/ui/views/tabs/base_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_VIEWS_TABS_BASE_TAB_STRIP_H_
 #define CHROME_BROWSER_UI_VIEWS_TABS_BASE_TAB_STRIP_H_
 #pragma once
 
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/views/tabs/abstract_tab_strip_view.h"
 #include "chrome/browser/ui/views/tabs/base_tab.h"
 #include "chrome/browser/ui/views/tabs/tab_controller.h"
 #include "views/animation/bounds_animator.h"
 #include "views/view.h"
 
 class BaseTab;
 class DraggedTabController;
 class TabStripController;
+class TabStripSelectionModel;
 
 // Base class for the view tab strip implementations.
 class BaseTabStrip : public AbstractTabStripView,
                      public TabController {
  public:
   enum Type {
     HORIZONTAL_TAB_STRIP,
     VERTICAL_TAB_STRIP
   };
 
@@ skipping 24 matching lines @@
   // (the user clicked the tab close button or middle clicked the tab). This is
   // invoked from Close. Because of unload handlers Close is not always
   // immediately followed by RemoveTabAt.
   virtual void PrepareForCloseAt(int model_index) {}
 
   // Removes a tab at the specified index.
   virtual void RemoveTabAt(int model_index) = 0;
 
   // Selects a tab at the specified index. |old_model_index| is the selected
   // index prior to the selection change.
-  virtual void SelectTabAt(int old_model_index, int new_model_index) = 0;
+  virtual void SetSelection(const TabStripSelectionModel& old_selection,
+                            const TabStripSelectionModel& new_selection) = 0;
 
   // Moves a tab.
   virtual void MoveTab(int from_model_index, int to_model_index);
 
   // Invoked when the title of a tab changes and the tab isn't loading.
   virtual void TabTitleChangedNotLoading(int model_index) = 0;
 
   // Sets the tab data at the specified model index.
   virtual void SetTabData(int model_index, const TabRendererData& data);
 
@@ skipping 192 matching lines @@
   // model.
   bool attaching_dragged_tab_;
 
   views::BoundsAnimator bounds_animator_;
 
   // Size we last layed out at.
   gfx::Size last_layout_size_;
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TABS_BASE_TAB_STRIP_H_