Multi-tab selection for Linux.

chrome/browser/tabs/tab_strip_model_observer.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_OBSERVER_H_
 #define CHROME_BROWSER_TABS_TAB_STRIP_MODEL_OBSERVER_H_
 #pragma once
 
+#include <set>
+
 class TabContentsWrapper;
 class TabStripModel;
 
 ////////////////////////////////////////////////////////////////////////////////
 //
 // TabStripModelObserver
 //
 //  Objects implement this interface when they wish to be notified of changes
 //  to the TabStripModel.
 //
@@ skipping 55 matching lines @@
   //
   // TODO(sky): consider not overloading this. Instead rename this to
   // TabActivatedAt (or something) and have TabSelectionChanged as well.
   // TabSelectedAt. This requires renaming everyone to use new terms instead of
   // selection.
   virtual void TabSelectedAt(TabContentsWrapper* old_contents,
                              TabContentsWrapper* new_contents,
                              int index,
                              bool user_gesture);
 
+  virtual void TabSelectionChanged(std::set<int>& indices_affected);

[James Hawkins, 2011/05/18 18:03:10]

Document this method.

[dpapad, 2011/06/01 18:05:41]

Done.

+
   // The specified TabContents at |from_index| was moved to |to_index|.
   virtual void TabMoved(TabContentsWrapper* contents,
                         int from_index,
                         int to_index);
 
   // The specified TabContents at |index| changed in some way. |contents| may
   // be an entirely different object and the old value is no longer available
   // by the time this message is delivered.
   //
   // See TabChangeType for a description of |change_type|.
@@ skipping 35 matching lines @@
 
   // Invoked when an active/selected tab at |index| is selected again (ie - the
   // active/foreground tab is clicked).
   virtual void ActiveTabClicked(int index);
 
  protected:
   virtual ~TabStripModelObserver() {}
 };
 
 #endif  // CHROME_BROWSER_TABS_TAB_STRIP_MODEL_OBSERVER_H_