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 <string>
   9 #include <vector>
  10
  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/chromeos/settings/shutdown_policy_handler.h"
  26 #include "chrome/browser/profiles/profile.h"
  27 #include "chrome/browser/supervised_user/supervised_user_service_observer.h"
  28 #include "chrome/browser/ui/browser_list_observer.h"
  29 #include "chromeos/audio/cras_audio_handler.h"
  30 #include "chromeos/dbus/session_manager_client.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 #include "ui/base/ime/chromeos/input_method_manager.h"
  40 #include "ui/chromeos/ime/input_method_menu_manager.h"
  41
  42 namespace ash {
  43 class VPNDelegate;
  44 }
  45
  46 namespace user_manager {
  47 class User;
  48 }
  49
  50 namespace chromeos {
  51
  52 class SystemTrayDelegateChromeOS
  53     : public ui::ime::InputMethodMenuManager::Observer,
  54       public ash::SystemTrayDelegate,
  55       public SessionManagerClient::Observer,
  56       public content::NotificationObserver,
  57       public input_method::InputMethodManager::Observer,
  58       public chromeos::LoginState::Observer,
  59       public chromeos::CrasAudioHandler::AudioObserver,
  60       public device::BluetoothAdapter::Observer,
  61       public policy::CloudPolicyStore::Observer,
  62       public ash::SessionStateObserver,
  63       public chrome::BrowserListObserver,
  64       public extensions::AppWindowRegistry::Observer,
  65       public user_manager::UserManager::UserSessionStateObserver,
  66       public SupervisedUserServiceObserver,
  67       public ShutdownPolicyHandler::Delegate  {
  68  public:
  69   SystemTrayDelegateChromeOS();
  70
  71   ~SystemTrayDelegateChromeOS() override;
  72
  73   void InitializeOnAdapterReady(
  74       scoped_refptr<device::BluetoothAdapter> adapter);
  75
  76   // Overridden from ash::SystemTrayDelegate:
  77   void Initialize() override;
  78   void Shutdown() override;
  79   bool GetTrayVisibilityOnStartup() override;
  80   ash::user::LoginStatus GetUserLoginStatus() const override;
  81   void ChangeProfilePicture() override;
  82   const std::string GetEnterpriseDomain() const override;
  83   const base::string16 GetEnterpriseMessage() const override;
  84   const std::string GetSupervisedUserManager() const override;
  85   const base::string16 GetSupervisedUserManagerName() const override;
  86   const base::string16 GetSupervisedUserMessage() const override;
  87   bool IsUserSupervised() const override;
  88   bool IsUserChild() const override;
  89   void GetSystemUpdateInfo(ash::UpdateInfo* info) const override;
  90   base::HourClockType GetHourClockType() const override;
  91   void ShowSettings() override;
  92   bool ShouldShowSettings() override;
  93   void ShowDateSettings() override;
  94   void ShowSetTimeDialog() override;
  95   void ShowNetworkSettingsForGuid(const std::string& guid) override;
  96   void ShowDisplaySettings() override;
  97   void ShowChromeSlow() override;
  98   bool ShouldShowDisplayNotification() override;
  99   void ShowIMESettings() override;
 100   void ShowHelp() override;
 101   void ShowAccessibilityHelp() override;
 102   void ShowAccessibilitySettings() override;
 103   void ShowPublicAccountInfo() override;
 104   void ShowSupervisedUserInfo() override;
 105   void ShowEnterpriseInfo() override;
 106   void ShowUserLogin() override;
 107   void SignOut() override;
 108   void RequestLockScreen() override;
 109   void RequestRestartForUpdate() override;
 110   void GetAvailableBluetoothDevices(ash::BluetoothDeviceList* list) override;
 111   void BluetoothStartDiscovering() override;
 112   void BluetoothStopDiscovering() override;
 113   void ConnectToBluetoothDevice(const std::string& address) override;
 114   bool IsBluetoothDiscovering() override;
 115   void GetCurrentIME(ash::IMEInfo* info) override;
 116   void GetAvailableIMEList(ash::IMEInfoList* list) override;
 117   void GetCurrentIMEProperties(ash::IMEPropertyInfoList* list) override;
 118   void SwitchIME(const std::string& ime_id) override;
 119   void ActivateIMEProperty(const std::string& key) override;
 120   void ManageBluetoothDevices() override;
 121   void ToggleBluetooth() override;
 122   void ShowOtherNetworkDialog(const std::string& type) override;
 123   bool GetBluetoothAvailable() override;
 124   bool GetBluetoothEnabled() override;
 125   bool GetBluetoothDiscovering() override;
 126   void ChangeProxySettings() override;
 127   ash::CastConfigDelegate* GetCastConfigDelegate() const override;
 128   ash::NetworkingConfigDelegate* GetNetworkingConfigDelegate() const override;
 129   ash::VolumeControlDelegate* GetVolumeControlDelegate() const override;
 130   void SetVolumeControlDelegate(
 131       scoped_ptr<ash::VolumeControlDelegate> delegate) override;
 132   bool GetSessionStartTime(base::TimeTicks* session_start_time) override;
 133   bool GetSessionLengthLimit(base::TimeDelta* session_length_limit) override;
 134   int GetSystemTrayMenuWidth() override;
 135   void ActiveUserWasChanged() override;
 136   bool IsSearchKeyMappedToCapsLock() override;
 137   ash::tray::UserAccountsDelegate* GetUserAccountsDelegate(
 138       const std::string& user_id) override;
 139   void AddCustodianInfoTrayObserver(
 140       ash::CustodianInfoTrayObserver* observer) override;
 141   void RemoveCustodianInfoTrayObserver(
 142       ash::CustodianInfoTrayObserver* observer) override;
 143   void AddShutdownPolicyObserver(
 144       ash::ShutdownPolicyObserver* observer) override;
 145   void RemoveShutdownPolicyObserver(
 146       ash::ShutdownPolicyObserver* observer) override;
 147   void ShouldRebootOnShutdown(
 148       const ash::RebootOnShutdownCallback& callback) override;
 149   ash::VPNDelegate* GetVPNDelegate() const override;
 150
 151   // Overridden from user_manager::UserManager::UserSessionStateObserver:
 152   void UserAddedToSession(const user_manager::User* active_user) override;
 153   void ActiveUserChanged(const user_manager::User* active_user) override;
 154
 155   void UserChangedChildStatus(user_manager::User* user) override;
 156
 157   // browser tests need to call ShouldUse24HourClock().
 158   bool GetShouldUse24HourClockForTesting() const;
 159
 160  private:
 161   // Should be the same as CrosSettings::ObserverSubscription.
 162   typedef base::CallbackList<void(void)>::Subscription
 163       CrosSettingsObserverSubscription;
 164
 165   ash::SystemTray* GetPrimarySystemTray();
 166
 167   ash::SystemTrayNotifier* GetSystemTrayNotifier();
 168
 169   void SetProfile(Profile* profile);
 170
 171   bool UnsetProfile(Profile* profile);
 172
 173   bool ShouldUse24HourClock() const;
 174
 175   void UpdateClockType();
 176
 177   void UpdateShowLogoutButtonInTray();
 178
 179   void UpdateLogoutDialogDuration();
 180
 181   void UpdateSessionStartTime();
 182
 183   void UpdateSessionLengthLimit();
 184
 185   void StopObservingAppWindowRegistry();
 186
 187   void StopObservingCustodianInfoChanges();
 188
 189   // Notify observers if the current user has no more open browser or app
 190   // windows.
 191   void NotifyIfLastWindowClosed();
 192
 193   // LoginState::Observer overrides.
 194   void LoggedInStateChanged() override;
 195
 196   // Overridden from SessionManagerClient::Observer.
 197   void ScreenIsLocked() override;
 198   void ScreenIsUnlocked() override;
 199
 200   gfx::NativeWindow GetNativeWindow() const;
 201
 202   // content::NotificationObserver implementation.
 203   void Observe(int type,
 204                const content::NotificationSource& source,
 205                const content::NotificationDetails& details) override;
 206
 207   void OnLanguageRemapSearchKeyToChanged();
 208
 209   void OnAccessibilityModeChanged(
 210       ui::AccessibilityNotificationVisibility notify);
 211
 212   void UpdatePerformanceTracing();
 213
 214   // Overridden from InputMethodManager::Observer.
 215   void InputMethodChanged(input_method::InputMethodManager* manager,
 216                           Profile* profile,
 217                           bool show_message) override;
 218
 219   // Overridden from InputMethodMenuManager::Observer.
 220   void InputMethodMenuItemChanged(
 221       ui::ime::InputMethodMenuManager* manager) override;
 222
 223   // Overridden from CrasAudioHandler::AudioObserver.
 224   void OnOutputNodeVolumeChanged(uint64_t node_id, int volume) override;
 225   void OnOutputMuteChanged(bool mute_on) override;
 226   void OnInputNodeGainChanged(uint64_t node_id, int gain) override;
 227   void OnInputMuteChanged(bool mute_on) override;
 228   void OnAudioNodesChanged() override;
 229   void OnActiveOutputNodeChanged() override;
 230   void OnActiveInputNodeChanged() override;
 231
 232   // Overridden from BluetoothAdapter::Observer.
 233   void AdapterPresentChanged(device::BluetoothAdapter* adapter,
 234                              bool present) override;
 235   void AdapterPoweredChanged(device::BluetoothAdapter* adapter,
 236                              bool powered) override;
 237   void AdapterDiscoveringChanged(device::BluetoothAdapter* adapter,
 238                                  bool discovering) override;
 239   void DeviceAdded(device::BluetoothAdapter* adapter,
 240                    device::BluetoothDevice* device) override;
 241   void DeviceChanged(device::BluetoothAdapter* adapter,
 242                      device::BluetoothDevice* device) override;
 243   void DeviceRemoved(device::BluetoothAdapter* adapter,
 244                      device::BluetoothDevice* device) override;
 245
 246   void OnStartBluetoothDiscoverySession(
 247       scoped_ptr<device::BluetoothDiscoverySession> discovery_session);
 248
 249   void UpdateEnterpriseDomain();
 250
 251   // Overridden from CloudPolicyStore::Observer
 252   void OnStoreLoaded(policy::CloudPolicyStore* store) override;
 253   void OnStoreError(policy::CloudPolicyStore* store) override;
 254
 255   // Overridden from ash::SessionStateObserver
 256   void UserAddedToSession(const std::string& user_id) override;
 257   void ActiveUserChanged(const std::string& user_id) override;
 258
 259   // Overridden from chrome::BrowserListObserver:
 260   void OnBrowserRemoved(Browser* browser) override;
 261
 262   // Overridden from extensions::AppWindowRegistry::Observer:
 263   void OnAppWindowRemoved(extensions::AppWindow* app_window) override;
 264
 265   // Overridden from SupervisedUserServiceObserver:
 266   void OnCustodianInfoChanged() override;
 267
 268   void OnAccessibilityStatusChanged(
 269       const AccessibilityStatusEventDetails& details);
 270
 271   // Overridden from ShutdownPolicyObserver::Delegate.
 272   void OnShutdownPolicyChanged(bool reboot_on_shutdown) override;
 273
 274   // helper methods used by GetSupervisedUserMessage.
 275   const base::string16 GetLegacySupervisedUserMessage() const;
 276   const base::string16 GetChildUserMessage() const;
 277
 278   scoped_ptr<content::NotificationRegistrar> registrar_;
 279   scoped_ptr<PrefChangeRegistrar> local_state_registrar_;
 280   scoped_ptr<PrefChangeRegistrar> user_pref_registrar_;
 281   Profile* user_profile_;
 282   base::HourClockType clock_type_;
 283   int search_key_mapped_to_;
 284   bool screen_locked_;
 285   bool have_session_start_time_;
 286   base::TimeTicks session_start_time_;
 287   bool have_session_length_limit_;
 288   base::TimeDelta session_length_limit_;
 289   std::string enterprise_domain_;
 290   bool should_run_bluetooth_discovery_;
 291   bool session_started_;
 292
 293   scoped_refptr<device::BluetoothAdapter> bluetooth_adapter_;
 294   scoped_ptr<device::BluetoothDiscoverySession> bluetooth_discovery_session_;
 295   scoped_ptr<ash::CastConfigDelegate> cast_config_delegate_;
 296   scoped_ptr<ash::NetworkingConfigDelegate> networking_config_delegate_;
 297   scoped_ptr<ash::VolumeControlDelegate> volume_control_delegate_;
 298   scoped_ptr<CrosSettingsObserverSubscription> device_settings_observer_;
 299   scoped_ptr<AccessibilityStatusSubscription> accessibility_subscription_;
 300   base::ScopedPtrHashMap<std::string,
 301                          scoped_ptr<ash::tray::UserAccountsDelegate>>
 302       accounts_delegates_;
 303   scoped_ptr<ShutdownPolicyHandler> shutdown_policy_handler_;
 304   scoped_ptr<ash::VPNDelegate> vpn_delegate_;
 305
 306   base::ObserverList<ash::CustodianInfoTrayObserver>
 307       custodian_info_changed_observers_;
 308
 309   base::ObserverList<ash::ShutdownPolicyObserver> shutdown_policy_observers_;
 310
 311   base::WeakPtrFactory<SystemTrayDelegateChromeOS> weak_ptr_factory_;
 312
 313   DISALLOW_COPY_AND_ASSIGN(SystemTrayDelegateChromeOS);
 314 };
 315
 316 ash::SystemTrayDelegate* CreateSystemTrayDelegate();
 317
 318 }  // namespace chromeos
 319 #endif  // CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_