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