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