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/browser/profiles/profile_info_cache_observer.h"
  18 #include "components/content_settings/core/common/content_settings.h"
  19 #include "components/favicon_base/favicon_types.h"
  20 #include "content/public/browser/notification_details.h"
  21 #include "content/public/browser/notification_observer.h"
  22 #include "content/public/browser/notification_registrar.h"
  23 #include "content/public/browser/notification_source.h"
  24 #include "ui/message_center/notifier_settings.h"
  25
  26 #if defined(OS_CHROMEOS)
  27 #include "components/user_manager/user_manager.h"
  28 #endif
  29
  30 class Profile;
  31 class ProfileInfoCache;
  32
  33 namespace base {
  34 class CancelableTaskTracker;
  35 }
  36
  37 namespace favicon_base {
  38 struct FaviconImageResult;
  39 }
  40
  41 namespace message_center {
  42 class ProfileNotifierGroup;
  43 }
  44
  45 // The class to bridge between the settings UI of notifiers and the preference
  46 // storage.
  47 class MessageCenterSettingsController
  48     : public message_center::NotifierSettingsProvider,
  49       public content::NotificationObserver,
  50       public ProfileInfoCacheObserver,
  51 #if defined(OS_CHROMEOS)
  52       public user_manager::UserManager::UserSessionStateObserver,
  53 #endif
  54       public extensions::AppIconLoader::Delegate {
  55  public:
  56   explicit MessageCenterSettingsController(
  57       ProfileInfoCache* profile_info_cache);
  58   ~MessageCenterSettingsController() override;
  59
  60   // Overridden from message_center::NotifierSettingsProvider.
  61   void AddObserver(message_center::NotifierSettingsObserver* observer) override;
  62   void RemoveObserver(
  63       message_center::NotifierSettingsObserver* observer) override;
  64   size_t GetNotifierGroupCount() const override;
  65   const message_center::NotifierGroup& GetNotifierGroupAt(
  66       size_t index) const override;
  67   bool IsNotifierGroupActiveAt(size_t index) const override;
  68   void SwitchToNotifierGroup(size_t index) override;
  69   const message_center::NotifierGroup& GetActiveNotifierGroup() const override;
  70   void GetNotifierList(
  71       std::vector<message_center::Notifier*>* notifiers) override;
  72   void SetNotifierEnabled(const message_center::Notifier& notifier,
  73                           bool enabled) override;
  74   void OnNotifierSettingsClosing() override;
  75   bool NotifierHasAdvancedSettings(
  76       const message_center::NotifierId& notifier_id) const override;
  77   void OnNotifierAdvancedSettingsRequested(
  78       const message_center::NotifierId& notifier_id,
  79       const std::string* notification_id) override;
  80
  81 #if defined(OS_CHROMEOS)
  82   // Overridden from user_manager::UserManager::UserSessionStateObserver.
  83   void ActiveUserChanged(const user_manager::User* active_user) override;
  84 #endif
  85
  86   // Overridden from extensions::AppIconLoader::Delegate.
  87   void SetAppImage(const std::string& id, const gfx::ImageSkia& image) override;
  88
  89  private:
  90   // Overridden from content::NotificationObserver.
  91   void Observe(int type,
  92                const content::NotificationSource& source,
  93                const content::NotificationDetails& details) override;
  94
  95   // ProfileInfoCacheObserver:
  96   void OnProfileAdded(const base::FilePath& profile_path) override;
  97   void OnProfileWasRemoved(const base::FilePath& profile_path,
  98       const base::string16& profile_name) override;
  99   void OnProfileNameChanged(const base::FilePath& profile_path,
 100       const base::string16& old_profile_name) override;
 101   void OnProfileAuthInfoChanged(const base::FilePath& profile_path) override;
 102
 103   void OnFaviconLoaded(const GURL& url,
 104                        const favicon_base::FaviconImageResult& favicon_result);
 105
 106 #if defined(OS_CHROMEOS)
 107   // Sets up the notifier group for the guest session. This needs to be
 108   // separated from RebuildNotifierGroup() and called asynchronously to avoid
 109   // the infinite loop of creating profile. See more the comment of
 110   // RebuildNotifierGroups().
 111   void CreateNotifierGroupForGuestLogin();
 112 #endif
 113
 114   // Sets up the notifier groups for all profiles. If |notify| is true, then
 115   // it sends out a NotifierGroupChange notification to each observer.
 116   void RebuildNotifierGroups(bool notify);
 117
 118   // The views displaying notifier settings.
 119   ObserverList<message_center::NotifierSettingsObserver> observers_;
 120
 121   // The task tracker for loading favicons.
 122   scoped_ptr<base::CancelableTaskTracker> favicon_tracker_;
 123
 124   scoped_ptr<extensions::AppIconLoader> app_icon_loader_;
 125
 126   std::map<base::string16, ContentSettingsPattern> patterns_;
 127
 128   // The list of all configurable notifier groups. This is each profile that is
 129   // loaded (and in the ProfileInfoCache - so no incognito profiles go here).
 130   ScopedVector<message_center::ProfileNotifierGroup> notifier_groups_;
 131   size_t current_notifier_group_;
 132
 133   content::NotificationRegistrar registrar_;
 134
 135   ProfileInfoCache* profile_info_cache_;
 136
 137   base::WeakPtrFactory<MessageCenterSettingsController> weak_factory_;
 138
 139   DISALLOW_COPY_AND_ASSIGN(MessageCenterSettingsController);
 140 };
 141
 142 #endif  // CHROME_BROWSER_NOTIFICATIONS_MESSAGE_CENTER_SETTINGS_CONTROLLER_H_