ash/system/tray/system_tray_notifier.h

   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 ASH_SYSTEM_TRAY_SYSTEM_TRAY_NOTIFIER_H_
   6 #define ASH_SYSTEM_TRAY_SYSTEM_TRAY_NOTIFIER_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "ash/ash_export.h"
  12 #include "ash/system/audio/audio_observer.h"
  13 #include "ash/system/bluetooth/bluetooth_observer.h"
  14 #include "ash/system/chromeos/tray_tracing.h"
  15 #include "ash/system/date/clock_observer.h"
  16 #include "ash/system/ime/ime_observer.h"
  17 #include "ash/system/locale/locale_observer.h"
  18 #include "ash/system/tray_accessibility.h"
  19 #include "ash/system/user/update_observer.h"
  20 #include "ash/system/user/user_observer.h"
  21 #include "base/observer_list.h"
  22
  23 #if defined(OS_CHROMEOS)
  24 #include "ash/system/chromeos/enterprise/enterprise_domain_observer.h"
  25 #include "ash/system/chromeos/network/network_observer.h"
  26 #include "ash/system/chromeos/network/network_portal_detector_observer.h"
  27 #include "ash/system/chromeos/screen_security/screen_capture_observer.h"
  28 #include "ash/system/chromeos/screen_security/screen_share_observer.h"
  29 #include "ash/system/chromeos/session/last_window_closed_observer.h"
  30 #include "ash/system/chromeos/session/logout_button_observer.h"
  31 #include "ash/system/chromeos/session/session_length_limit_observer.h"
  32 #include "ash/system/tray/media_security/media_capture_observer.h"
  33 #include "base/time/time.h"
  34 #endif
  35
  36 namespace ash {
  37
  38 #if defined(OS_CHROMEOS)
  39 class NetworkStateNotifier;
  40 #endif
  41
  42 class ASH_EXPORT SystemTrayNotifier {
  43  public:
  44   SystemTrayNotifier();
  45   ~SystemTrayNotifier();
  46
  47   void AddAccessibilityObserver(AccessibilityObserver* observer);
  48   void RemoveAccessibilityObserver(AccessibilityObserver* observer);
  49
  50   void AddAudioObserver(AudioObserver* observer);
  51   void RemoveAudioObserver(AudioObserver* observer);
  52
  53   void AddBluetoothObserver(BluetoothObserver* observer);
  54   void RemoveBluetoothObserver(BluetoothObserver* observer);
  55
  56   void AddClockObserver(ClockObserver* observer);
  57   void RemoveClockObserver(ClockObserver* observer);
  58
  59   void AddIMEObserver(IMEObserver* observer);
  60   void RemoveIMEObserver(IMEObserver* observer);
  61
  62   void AddLocaleObserver(LocaleObserver* observer);
  63   void RemoveLocaleObserver(LocaleObserver* observer);
  64
  65   void AddTracingObserver(TracingObserver* observer);
  66   void RemoveTracingObserver(TracingObserver* observer);
  67
  68   void AddUpdateObserver(UpdateObserver* observer);
  69   void RemoveUpdateObserver(UpdateObserver* observer);
  70
  71   void AddUserObserver(UserObserver* observer);
  72   void RemoveUserObserver(UserObserver* observer);
  73
  74 #if defined(OS_CHROMEOS)
  75   void AddLogoutButtonObserver(LogoutButtonObserver* observer);
  76   void RemoveLogoutButtonObserver(LogoutButtonObserver* observer);
  77
  78   void AddSessionLengthLimitObserver(SessionLengthLimitObserver* observer);
  79   void RemoveSessionLengthLimitObserver(SessionLengthLimitObserver* observer);
  80
  81   void AddNetworkObserver(NetworkObserver* observer);
  82   void RemoveNetworkObserver(NetworkObserver* observer);
  83
  84   void AddNetworkPortalDetectorObserver(
  85       NetworkPortalDetectorObserver* observer);
  86   void RemoveNetworkPortalDetectorObserver(
  87       NetworkPortalDetectorObserver* observer);
  88
  89   void AddEnterpriseDomainObserver(EnterpriseDomainObserver* observer);
  90   void RemoveEnterpriseDomainObserver(EnterpriseDomainObserver* observer);
  91
  92   void AddMediaCaptureObserver(MediaCaptureObserver* observer);
  93   void RemoveMediaCaptureObserver(MediaCaptureObserver* observer);
  94
  95   void AddScreenCaptureObserver(ScreenCaptureObserver* observer);
  96   void RemoveScreenCaptureObserver(ScreenCaptureObserver* observer);
  97
  98   void AddScreenShareObserver(ScreenShareObserver* observer);
  99   void RemoveScreenShareObserver(ScreenShareObserver* observer);
 100
 101   void AddLastWindowClosedObserver(LastWindowClosedObserver* observer);
 102   void RemoveLastWindowClosedObserver(LastWindowClosedObserver* observer);
 103 #endif
 104
 105   void NotifyAccessibilityModeChanged(
 106       AccessibilityNotificationVisibility notify);
 107   void NotifyAudioOutputVolumeChanged();
 108   void NotifyAudioOutputMuteChanged();
 109   void NotifyAudioNodesChanged();
 110   void NotifyAudioActiveOutputNodeChanged();
 111   void NotifyAudioActiveInputNodeChanged();
 112   void NotifyTracingModeChanged(bool value);
 113   void NotifyRefreshBluetooth();
 114   void NotifyBluetoothDiscoveringChanged();
 115   void NotifyRefreshClock();
 116   void NotifyDateFormatChanged();
 117   void NotifySystemClockTimeUpdated();
 118   void NotifySystemClockCanSetTimeChanged(bool can_set_time);
 119   void NotifyRefreshIME();
 120   void NotifyLocaleChanged(LocaleObserver::Delegate* delegate,
 121                            const std::string& cur_locale,
 122                            const std::string& from_locale,
 123                            const std::string& to_locale);
 124   void NotifyUpdateRecommended(UpdateObserver::UpdateSeverity severity);
 125   void NotifyUserUpdate();
 126   void NotifyUserAddedToSession();
 127 #if defined(OS_CHROMEOS)
 128   void NotifyShowLoginButtonChanged(bool show_login_button);
 129   void NotifyLogoutDialogDurationChanged(base::TimeDelta duration);
 130   void NotifySessionStartTimeChanged();
 131   void NotifySessionLengthLimitChanged();
 132   void NotifyRequestToggleWifi();
 133   void NotifyOnCaptivePortalDetected(const std::string& service_path);
 134   void NotifyEnterpriseDomainChanged();
 135   void NotifyMediaCaptureChanged();
 136   void NotifyScreenCaptureStart(const base::Closure& stop_callback,
 137                                 const base::string16& sharing_app_name);
 138   void NotifyScreenCaptureStop();
 139   void NotifyScreenShareStart(const base::Closure& stop_callback,
 140                               const base::string16& helper_name);
 141   void NotifyScreenShareStop();
 142   void NotifyLastWindowClosed();
 143
 144   NetworkStateNotifier* network_state_notifier() {
 145     return network_state_notifier_.get();
 146   }
 147 #endif
 148
 149  private:
 150   ObserverList<AccessibilityObserver> accessibility_observers_;
 151   ObserverList<AudioObserver> audio_observers_;
 152   ObserverList<BluetoothObserver> bluetooth_observers_;
 153   ObserverList<ClockObserver> clock_observers_;
 154   ObserverList<IMEObserver> ime_observers_;
 155   ObserverList<LocaleObserver> locale_observers_;
 156   ObserverList<TracingObserver> tracing_observers_;
 157   ObserverList<UpdateObserver> update_observers_;
 158   ObserverList<UserObserver> user_observers_;
 159 #if defined(OS_CHROMEOS)
 160   ObserverList<LogoutButtonObserver> logout_button_observers_;
 161   ObserverList<SessionLengthLimitObserver> session_length_limit_observers_;
 162   ObserverList<NetworkObserver> network_observers_;
 163   ObserverList<NetworkPortalDetectorObserver>
 164       network_portal_detector_observers_;
 165   ObserverList<EnterpriseDomainObserver> enterprise_domain_observers_;
 166   ObserverList<MediaCaptureObserver> media_capture_observers_;
 167   ObserverList<ScreenCaptureObserver> screen_capture_observers_;
 168   ObserverList<ScreenShareObserver> screen_share_observers_;
 169   ObserverList<LastWindowClosedObserver> last_window_closed_observers_;
 170   scoped_ptr<NetworkStateNotifier> network_state_notifier_;
 171 #endif
 172
 173   DISALLOW_COPY_AND_ASSIGN(SystemTrayNotifier);
 174 };
 175
 176 }  // namespace ash
 177
 178 #endif  // ASH_SYSTEM_TRAY_SYSTEM_TRAY_NOTIFIER_H_