Compact Navigation prototype

chrome/browser/tabs/tab_strip_model.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_TABS_TAB_STRIP_MODEL_H_
 #define CHROME_BROWSER_TABS_TAB_STRIP_MODEL_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 393 matching lines @@
   void SelectNextTab();
   void SelectPreviousTab();
 
   // Selects the last tab in the tab strip.
   void SelectLastTab();
 
   // Swap adjacent tabs.
   void MoveTabNext();
   void MoveTabPrevious();
 
+  // Notifies the observers that the active/foreground tab at |index| was
+  // reselected (ie - it was already active and was clicked again).
+  void ActiveTabClicked(int index);
+
   // View API //////////////////////////////////////////////////////////////////
 
   // Context menu functions.
   enum ContextMenuCommand {
     CommandFirst = 0,
     CommandNewTab,
     CommandReload,
     CommandDuplicate,
     CommandCloseTab,
     CommandCloseOtherTabs,
     CommandCloseTabsToRight,
     CommandRestoreTab,
     CommandTogglePinned,
     CommandBookmarkAllTabs,
     CommandUseVerticalTabs,
+    CommandUseCompactNavigationBar,
     CommandSelectByDomain,
     CommandSelectByOpener,
     CommandLast
   };
 
   // Returns true if the specified command is enabled. If |context_index| is
   // selected the response applies to all selected tabs.
   bool IsContextMenuCommandEnabled(int context_index,
                                    ContextMenuCommand command_id) const;
 
@@ skipping 190 matching lines @@
 
   // A scoped container for notification registries.
   NotificationRegistrar registrar_;
 
   TabStripSelectionModel selection_model_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(TabStripModel);
 };
 
 #endif  // CHROME_BROWSER_TABS_TAB_STRIP_MODEL_H_