chrome/browser/notifications/message_center_settings_controller.h

   1 // Copyright (c) 2013 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_NOTIFICATIONS_MESSAGE_CENTER_SETTINGS_CONTROLLER_H_
   6 #define CHROME_BROWSER_NOTIFICATIONS_MESSAGE_CENTER_SETTINGS_CONTROLLER_H_
   7
   8 #include <map>
   9 #include <vector>
  10
  11 #include "base/basictypes.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "base/memory/scoped_vector.h"
  14 #include "base/memory/weak_ptr.h"
  15 #include "base/observer_list.h"
  16 #include "chrome/browser/extensions/app_icon_loader.h"
  17 #include "chrome/common/content_settings.h"
  18 #include "content/public/browser/notification_details.h"
  19 #include "content/public/browser/notification_observer.h"
  20 #include "content/public/browser/notification_registrar.h"
  21 #include "content/public/browser/notification_source.h"
  22 #include "ui/message_center/notifier_settings.h"
  23
  24 #if defined(OS_CHROMEOS)
  25 #include "chrome/browser/chromeos/login/user_manager.h"
  26 #endif
  27
  28 class CancelableTaskTracker;
  29 class Profile;
  30 class ProfileInfoCache;
  31
  32 namespace chrome {
  33 struct FaviconImageResult;
  34 }
  35
  36 namespace message_center {
  37 class ProfileNotifierGroup;
  38 }
  39
  40 // The class to bridge between the settings UI of notifiers and the preference
  41 // storage.
  42 class MessageCenterSettingsController
  43     : public message_center::NotifierSettingsProvider,
  44       public content::NotificationObserver,
  45 #if defined(OS_CHROMEOS)
  46       public chromeos::UserManager::UserSessionStateObserver,
  47 #endif
  48       public extensions::AppIconLoader::Delegate {
  49  public:
  50   explicit MessageCenterSettingsController(
  51       ProfileInfoCache* profile_info_cache);
  52   virtual ~MessageCenterSettingsController();
  53
  54   // Overridden from message_center::NotifierSettingsProvider.
  55   virtual void AddObserver(
  56       message_center::NotifierSettingsObserver* observer) OVERRIDE;
  57   virtual void RemoveObserver(
  58       message_center::NotifierSettingsObserver* observer) OVERRIDE;
  59   virtual size_t GetNotifierGroupCount() const OVERRIDE;
  60   virtual const message_center::NotifierGroup& GetNotifierGroupAt(
  61       size_t index) const OVERRIDE;
  62   virtual bool IsNotifierGroupActiveAt(size_t index) const OVERRIDE;
  63   virtual void SwitchToNotifierGroup(size_t index) OVERRIDE;
  64   virtual const message_center::NotifierGroup& GetActiveNotifierGroup() const
  65       OVERRIDE;
  66   virtual void GetNotifierList(
  67       std::vector<message_center::Notifier*>* notifiers) OVERRIDE;
  68   virtual void SetNotifierEnabled(const message_center::Notifier& notifier,
  69                                   bool enabled) OVERRIDE;
  70   virtual void OnNotifierSettingsClosing() OVERRIDE;
  71   virtual bool NotifierHasAdvancedSettings(
  72       const message_center::NotifierId& notifier_id) const OVERRIDE;
  73   virtual void OnNotifierAdvancedSettingsRequested(
  74       const message_center::NotifierId& notifier_id,
  75       const std::string* notification_id) OVERRIDE;
  76
  77 #if defined(OS_CHROMEOS)
  78   // Overridden from chromeos::UserManager::UserSessionStateObserver.
  79   virtual void ActiveUserChanged(const chromeos::User* active_user) OVERRIDE;
  80 #endif
  81
  82   // Overridden from extensions::AppIconLoader::Delegate.
  83   virtual void SetAppImage(const std::string& id,
  84                            const gfx::ImageSkia& image) OVERRIDE;
  85
  86  private:
  87   // Overridden from content::NotificationObserver.
  88   virtual void Observe(int type,
  89                        const content::NotificationSource& source,
  90                        const content::NotificationDetails& details) OVERRIDE;
  91
  92   void OnFaviconLoaded(const GURL& url,
  93                        const chrome::FaviconImageResult& favicon_result);
  94
  95 #if defined(OS_CHROMEOS)
  96   // Sets up the notifier group for the guest session. This needs to be
  97   // separated from RebuildNotifierGroup() and called asynchronously to avoid
  98   // the infinite loop of creating profile. See more the comment of
  99   // RebuildNotifierGroups().
 100   void CreateNotifierGroupForGuestLogin();
 101 #endif
 102
 103   void RebuildNotifierGroups();
 104
 105   // The views displaying notifier settings.
 106   ObserverList<message_center::NotifierSettingsObserver> observers_;
 107
 108   // The task tracker for loading favicons.
 109   scoped_ptr<CancelableTaskTracker> favicon_tracker_;
 110
 111   scoped_ptr<extensions::AppIconLoader> app_icon_loader_;
 112
 113   std::map<base::string16, ContentSettingsPattern> patterns_;
 114
 115   // The list of all configurable notifier groups. This is each profile that is
 116   // loaded (and in the ProfileInfoCache - so no incognito profiles go here).
 117   ScopedVector<message_center::ProfileNotifierGroup> notifier_groups_;
 118   size_t current_notifier_group_;
 119
 120   content::NotificationRegistrar registrar_;
 121
 122   ProfileInfoCache* profile_info_cache_;
 123
 124   base::WeakPtrFactory<MessageCenterSettingsController> weak_factory_;
 125
 126   DISALLOW_COPY_AND_ASSIGN(MessageCenterSettingsController);
 127 };
 128
 129 #endif  // CHROME_BROWSER_NOTIFICATIONS_MESSAGE_CENTER_SETTINGS_CONTROLLER_H_