pinned_tab_service.h revision ddb351dbec246cf1fab5ec20d2d5520909041de1 
1// Copyright (c) 2011 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_TABS_PINNED_TAB_SERVICE_H_
6#define CHROME_BROWSER_TABS_PINNED_TAB_SERVICE_H_
7#pragma once
8
9#include "chrome/browser/profiles/profile_keyed_service.h"
10#include "content/common/notification_observer.h"
11#include "content/common/notification_registrar.h"
12
13class Profile;
14
15// PinnedTabService is responsible for updating preferences with the set of
16// pinned tabs to restore at startup. PinnedTabService listens for the
17// appropriate set of notifications to know it should update preferences.
18class PinnedTabService : public NotificationObserver,
19                         public ProfileKeyedService {
20 public:
21  explicit PinnedTabService(Profile* profile);
22
23 private:
24  // Invoked when we're about to exit.
25  void GotExit();
26
27  // NotificationObserver.
28  virtual void Observe(NotificationType type,
29                       const NotificationSource& source,
30                       const NotificationDetails& details);
31
32  Profile* profile_;
33
34  // If true we've seen an exit event (or the last browser is closing which
35  // triggers an exit) and can ignore all other events.
36  bool got_exiting_;
37
38  // True if there is at least one normal browser for our profile.
39  bool has_normal_browser_;
40
41  NotificationRegistrar registrar_;
42
43  DISALLOW_COPY_AND_ASSIGN(PinnedTabService);
44};
45
46#endif  // CHROME_BROWSER_TABS_PINNED_TAB_SERVICE_H_
47