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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CHROME_BROWSER_UI_TABS_TAB_MRU_LIST_MANAGER_H_ | |
6 #define CHROME_BROWSER_UI_TABS_TAB_MRU_LIST_MANAGER_H_ | |
7 #pragma once | |
8 | |
9 #include <list> | |
10 | |
11 #include "base/basictypes.h" | |
12 #include "base/compiler_specific.h" | |
13 #include "chrome/browser/ui/tabs/tab_strip_model.h" | |
14 #include "chrome/browser/ui/tabs/tab_strip_model_observer.h" | |
15 | |
16 class TabContentsWrapper; | |
17 //////////////////////////////////////////////////////////////////////////////// | |
18 // | |
19 // TabMRUListManager | |
20 // | |
21 // This is a list that manages the tabs that are in a tab strip as per the most | |
22 // recently used priority order. This overrides TabStrip Model Observer. | |
23 // | |
24 //////////////////////////////////////////////////////////////////////////////// | |
25 class TabMRUListManager : public TabStripModelObserver { | |
26 public: | |
27 TabMRUListManager(TabStripModel* tab_strip_model); | |
sky
2012/06/11 18:21:51
explicit
NaveenBobbili (Motorola)
2012/06/13 06:07:32
Done.
| |
28 virtual ~TabMRUListManager(); | |
29 | |
30 TabContentsWrapper* GetNextMRUTab(); | |
31 | |
32 // Overridden from TabStripModelObserver: | |
33 virtual void TabInsertedAt(TabContentsWrapper* contents, | |
34 int index, | |
35 bool foreground) OVERRIDE; | |
36 virtual void TabDetachedAt(TabContentsWrapper* contents, int index) OVERRIDE; | |
37 virtual void ActiveTabChanged(TabContentsWrapper* old_contents, | |
38 TabContentsWrapper* new_contents, | |
39 int index, | |
40 bool user_gesture) OVERRIDE; | |
41 virtual void TabReplacedAt(TabStripModel* tab_strip_model, | |
42 TabContentsWrapper* old_contents, | |
43 TabContentsWrapper* new_contents, | |
44 int index) OVERRIDE; | |
45 virtual void TabStripEmpty() OVERRIDE; | |
46 | |
47 private: | |
48 // List that maintains the tab indices in the most recently visited order | |
49 typedef std::list<TabContentsWrapper*> TabsMRUList; | |
50 TabsMRUList tabs_mru_list_; | |
51 | |
52 TabStripModel* tab_strip_model_; | |
53 | |
54 DISALLOW_COPY_AND_ASSIGN(TabMRUListManager); | |
55 }; | |
56 | |
57 #endif // CHROME_BROWSER_UI_TABS_TAB_MRU_LIST_MANAGER_H_ | |
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