src/chrome/browser/ui/ash/system_tray_delegate_chromeos.h

   1 // Copyright 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_UI_ASH_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_
   6 #define CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_
   7
   8 #include <vector>
   9
  10 #include "ash/ime/input_method_menu_manager.h"
  11 #include "ash/session/session_state_observer.h"
  12 #include "ash/system/chromeos/supervised/custodian_info_tray_observer.h"
  13 #include "ash/system/tray/system_tray.h"
  14 #include "ash/system/tray/system_tray_delegate.h"
  15 #include "ash/system/tray/system_tray_notifier.h"
  16 #include "base/callback_forward.h"
  17 #include "base/callback_list.h"
  18 #include "base/compiler_specific.h"
  19 #include "base/containers/scoped_ptr_hash_map.h"
  20 #include "base/memory/ref_counted.h"
  21 #include "base/memory/weak_ptr.h"
  22 #include "base/observer_list.h"
  23 #include "base/prefs/pref_change_registrar.h"
  24 #include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
  25 #include "chrome/browser/profiles/profile.h"
  26 #include "chrome/browser/supervised_user/supervised_user_service_observer.h"
  27 #include "chrome/browser/ui/browser_list_observer.h"
  28 #include "chromeos/audio/cras_audio_handler.h"
  29 #include "chromeos/dbus/session_manager_client.h"
  30 #include "chromeos/ime/input_method_manager.h"
  31 #include "chromeos/login/login_state.h"
  32 #include "components/policy/core/common/cloud/cloud_policy_store.h"
  33 #include "components/user_manager/user_manager.h"
  34 #include "content/public/browser/notification_observer.h"
  35 #include "content/public/browser/notification_registrar.h"
  36 #include "device/bluetooth/bluetooth_adapter.h"
  37 #include "device/bluetooth/bluetooth_discovery_session.h"
  38 #include "extensions/browser/app_window/app_window_registry.h"
  39
  40 namespace user_manager {
  41 class User;
  42 }
  43
  44 namespace chromeos {
  45
  46 class SystemTrayDelegateChromeOS
  47     : public ash::ime::InputMethodMenuManager::Observer,
  48       public ash::SystemTrayDelegate,
  49       public SessionManagerClient::Observer,
  50       public content::NotificationObserver,
  51       public input_method::InputMethodManager::Observer,
  52       public chromeos::LoginState::Observer,
  53       public chromeos::CrasAudioHandler::AudioObserver,
  54       public device::BluetoothAdapter::Observer,
  55       public policy::CloudPolicyStore::Observer,
  56       public ash::SessionStateObserver,
  57       public chrome::BrowserListObserver,
  58       public extensions::AppWindowRegistry::Observer,
  59       public user_manager::UserManager::UserSessionStateObserver,
  60       public SupervisedUserServiceObserver {
  61  public:
  62   SystemTrayDelegateChromeOS();
  63
  64   ~SystemTrayDelegateChromeOS() override;
  65
  66   void InitializeOnAdapterReady(
  67       scoped_refptr<device::BluetoothAdapter> adapter);
  68
  69   // Overridden from ash::SystemTrayDelegate:
  70   void Initialize() override;
  71   void Shutdown() override;
  72   bool GetTrayVisibilityOnStartup() override;
  73   ash::user::LoginStatus GetUserLoginStatus() const override;
  74   void ChangeProfilePicture() override;
  75   const std::string GetEnterpriseDomain() const override;
  76   const base::string16 GetEnterpriseMessage() const override;
  77   const std::string GetSupervisedUserManager() const override;
  78   const base::string16 GetSupervisedUserManagerName() const override;
  79   const base::string16 GetSupervisedUserMessage() const override;
  80   bool IsUserSupervised() const override;
  81   void GetSystemUpdateInfo(ash::UpdateInfo* info) const override;
  82   base::HourClockType GetHourClockType() const override;
  83   void ShowSettings() override;
  84   bool ShouldShowSettings() override;
  85   void ShowDateSettings() override;
  86   void ShowSetTimeDialog() override;
  87   void ShowNetworkSettings(const std::string& service_path) override;
  88   void ShowBluetoothSettings() override;
  89   void ShowDisplaySettings() override;
  90   void ShowChromeSlow() override;
  91   bool ShouldShowDisplayNotification() override;
  92   void ShowIMESettings() override;
  93   void ShowHelp() override;
  94   void ShowAccessibilityHelp() override;
  95   void ShowAccessibilitySettings() override;
  96   void ShowPublicAccountInfo() override;
  97   void ShowSupervisedUserInfo() override;
  98   void ShowEnterpriseInfo() override;
  99   void ShowUserLogin() override;
 100   bool ShowSpringChargerReplacementDialog() override;
 101   bool IsSpringChargerReplacementDialogVisible() override;
 102   bool HasUserConfirmedSafeSpringCharger() override;
 103   void ShutDown() override;
 104   void SignOut() override;
 105   void RequestLockScreen() override;
 106   void RequestRestartForUpdate() override;
 107   void GetAvailableBluetoothDevices(ash::BluetoothDeviceList* list) override;
 108   void BluetoothStartDiscovering() override;
 109   void BluetoothStopDiscovering() override;
 110   void ConnectToBluetoothDevice(const std::string& address) override;
 111   bool IsBluetoothDiscovering() override;
 112   void GetCurrentIME(ash::IMEInfo* info) override;
 113   void GetAvailableIMEList(ash::IMEInfoList* list) override;
 114   void GetCurrentIMEProperties(ash::IMEPropertyInfoList* list) override;
 115   void SwitchIME(const std::string& ime_id) override;
 116   void ActivateIMEProperty(const std::string& key) override;
 117   void ManageBluetoothDevices() override;
 118   void ToggleBluetooth() override;
 119   void ShowOtherNetworkDialog(const std::string& type) override;
 120   bool GetBluetoothAvailable() override;
 121   bool GetBluetoothEnabled() override;
 122   bool GetBluetoothDiscovering() override;
 123   void ChangeProxySettings() override;
 124   ash::VolumeControlDelegate* GetVolumeControlDelegate() const override;
 125   void SetVolumeControlDelegate(
 126       scoped_ptr<ash::VolumeControlDelegate> delegate) override;
 127   bool GetSessionStartTime(base::TimeTicks* session_start_time) override;
 128   bool GetSessionLengthLimit(base::TimeDelta* session_length_limit) override;
 129   int GetSystemTrayMenuWidth() override;
 130   void ActiveUserWasChanged() override;
 131   bool IsSearchKeyMappedToCapsLock() override;
 132   ash::tray::UserAccountsDelegate* GetUserAccountsDelegate(
 133       const std::string& user_id) override;
 134   void AddCustodianInfoTrayObserver(
 135       ash::CustodianInfoTrayObserver* observer) override;
 136   void RemoveCustodianInfoTrayObserver(
 137       ash::CustodianInfoTrayObserver* observer) override;
 138
 139   // Overridden from user_manager::UserManager::UserSessionStateObserver:
 140   void UserAddedToSession(const user_manager::User* active_user) override;
 141
 142   void UserChangedSupervisedStatus(user_manager::User* user) override;
 143
 144   // browser tests need to call ShouldUse24HourClock().
 145   bool GetShouldUse24HourClockForTesting() const;
 146
 147  private:
 148   // Should be the same as CrosSettings::ObserverSubscription.
 149   typedef base::CallbackList<void(void)>::Subscription
 150       CrosSettingsObserverSubscription;
 151
 152   ash::SystemTray* GetPrimarySystemTray();
 153
 154   ash::SystemTrayNotifier* GetSystemTrayNotifier();
 155
 156   void SetProfile(Profile* profile);
 157
 158   bool UnsetProfile(Profile* profile);
 159
 160   bool ShouldUse24HourClock() const;
 161
 162   void UpdateClockType();
 163
 164   void UpdateShowLogoutButtonInTray();
 165
 166   void UpdateLogoutDialogDuration();
 167
 168   void UpdateSessionStartTime();
 169
 170   void UpdateSessionLengthLimit();
 171
 172   void StopObservingAppWindowRegistry();
 173
 174   void StopObservingCustodianInfoChanges();
 175
 176   // Notify observers if the current user has no more open browser or app
 177   // windows.
 178   void NotifyIfLastWindowClosed();
 179
 180   // LoginState::Observer overrides.
 181   void LoggedInStateChanged() override;
 182
 183   // Overridden from SessionManagerClient::Observer.
 184   void ScreenIsLocked() override;
 185   void ScreenIsUnlocked() override;
 186
 187   gfx::NativeWindow GetNativeWindow() const;
 188
 189   // content::NotificationObserver implementation.
 190   void Observe(int type,
 191                const content::NotificationSource& source,
 192                const content::NotificationDetails& details) override;
 193
 194   void OnLanguageRemapSearchKeyToChanged();
 195
 196   void OnAccessibilityModeChanged(
 197       ui::AccessibilityNotificationVisibility notify);
 198
 199   void UpdatePerformanceTracing();
 200
 201   // Overridden from InputMethodManager::Observer.
 202   void InputMethodChanged(input_method::InputMethodManager* manager,
 203                           bool show_message) override;
 204
 205   // Overridden from InputMethodMenuManager::Observer.
 206   void InputMethodMenuItemChanged(
 207       ash::ime::InputMethodMenuManager* manager) override;
 208
 209   // Overridden from CrasAudioHandler::AudioObserver.
 210   void OnOutputVolumeChanged() override;
 211   void OnOutputMuteChanged() override;
 212   void OnInputGainChanged() override;
 213   void OnInputMuteChanged() override;
 214   void OnAudioNodesChanged() override;
 215   void OnActiveOutputNodeChanged() override;
 216   void OnActiveInputNodeChanged() override;
 217
 218   // Overridden from BluetoothAdapter::Observer.
 219   void AdapterPresentChanged(device::BluetoothAdapter* adapter,
 220                              bool present) override;
 221   void AdapterPoweredChanged(device::BluetoothAdapter* adapter,
 222                              bool powered) override;
 223   void AdapterDiscoveringChanged(device::BluetoothAdapter* adapter,
 224                                  bool discovering) override;
 225   void DeviceAdded(device::BluetoothAdapter* adapter,
 226                    device::BluetoothDevice* device) override;
 227   void DeviceChanged(device::BluetoothAdapter* adapter,
 228                      device::BluetoothDevice* device) override;
 229   void DeviceRemoved(device::BluetoothAdapter* adapter,
 230                      device::BluetoothDevice* device) override;
 231
 232   void OnStartBluetoothDiscoverySession(
 233       scoped_ptr<device::BluetoothDiscoverySession> discovery_session);
 234
 235   void UpdateEnterpriseDomain();
 236
 237   // Overridden from CloudPolicyStore::Observer
 238   void OnStoreLoaded(policy::CloudPolicyStore* store) override;
 239   void OnStoreError(policy::CloudPolicyStore* store) override;
 240
 241   // Overridden from ash::SessionStateObserver
 242   void UserAddedToSession(const std::string& user_id) override;
 243
 244   // Overridden from chrome::BrowserListObserver:
 245   void OnBrowserRemoved(Browser* browser) override;
 246
 247   // Overridden from extensions::AppWindowRegistry::Observer:
 248   void OnAppWindowRemoved(extensions::AppWindow* app_window) override;
 249
 250   // Overridden from SupervisedUserServiceObserver:
 251   void OnCustodianInfoChanged() override;
 252
 253   void OnAccessibilityStatusChanged(
 254       const AccessibilityStatusEventDetails& details);
 255
 256   scoped_ptr<content::NotificationRegistrar> registrar_;
 257   scoped_ptr<PrefChangeRegistrar> local_state_registrar_;
 258   scoped_ptr<PrefChangeRegistrar> user_pref_registrar_;
 259   Profile* user_profile_;
 260   base::HourClockType clock_type_;
 261   int search_key_mapped_to_;
 262   bool screen_locked_;
 263   bool have_session_start_time_;
 264   base::TimeTicks session_start_time_;
 265   bool have_session_length_limit_;
 266   base::TimeDelta session_length_limit_;
 267   std::string enterprise_domain_;
 268   bool should_run_bluetooth_discovery_;
 269   bool session_started_;
 270
 271   scoped_refptr<device::BluetoothAdapter> bluetooth_adapter_;
 272   scoped_ptr<device::BluetoothDiscoverySession> bluetooth_discovery_session_;
 273   scoped_ptr<ash::VolumeControlDelegate> volume_control_delegate_;
 274   scoped_ptr<CrosSettingsObserverSubscription> device_settings_observer_;
 275   scoped_ptr<AccessibilityStatusSubscription> accessibility_subscription_;
 276   base::ScopedPtrHashMap<std::string, ash::tray::UserAccountsDelegate>
 277       accounts_delegates_;
 278
 279   ObserverList<ash::CustodianInfoTrayObserver>
 280       custodian_info_changed_observers_;
 281
 282   base::WeakPtrFactory<SystemTrayDelegateChromeOS> weak_ptr_factory_;
 283
 284   DISALLOW_COPY_AND_ASSIGN(SystemTrayDelegateChromeOS);
 285 };
 286
 287 ash::SystemTrayDelegate* CreateSystemTrayDelegate();
 288
 289 }  // namespace chromeos
 290 #endif  // CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_