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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_SHELL_H_
#define ASH_SHELL_H_
#include <memory>
#include <utility>
#include <vector>
#include "ash/ash_export.h"
#include "ash/metrics/user_metrics_recorder.h"
#include "ash/public/cpp/shelf_types.h"
#include "ash/session/session_observer.h"
#include "ash/wm/system_modal_container_event_filter_delegate.h"
#include "base/gtest_prod_util.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "chromeos/constants/chromeos_switches.h"
#include "ui/aura/window.h"
#include "ui/base/ui_base_types.h"
#include "ui/display/screen.h"
#include "ui/events/event_target.h"
#include "ui/wm/core/cursor_manager.h"
#include "ui/wm/public/activation_change_observer.h"
class PrefService;
namespace aura {
class Env;
class RootWindow;
class Window;
} // namespace aura
namespace dbus {
class Bus;
}
namespace display {
class DisplayChangeObserver;
class DisplayConfigurator;
class DisplayManager;
} // namespace display
namespace exo {
class FileHelper;
} // namespace exo
namespace gfx {
class Insets;
class Point;
} // namespace gfx
namespace keyboard {
class KeyboardUIFactory;
}
namespace service_manager {
class Connector;
}
namespace ui {
class ContextFactory;
class ContextFactoryPrivate;
class UserActivityDetector;
class UserActivityPowerManagerNotifier;
} // namespace ui
namespace views {
class NonClientFrameView;
class Widget;
namespace corewm {
class TooltipController;
}
} // namespace views
namespace wm {
class AcceleratorFilter;
class ActivationClient;
class CompoundEventFilter;
class FocusController;
class ShadowController;
class VisibilityController;
class WindowModalityController;
} // namespace wm
namespace ash {
class AcceleratorControllerImpl;
class AccessibilityController;
class AccessibilityDelegate;
class AccessibilityFocusRingController;
class AshDBusHelper;
class AshDBusServices;
class AshFocusRules;
class AppListControllerImpl;
class NativeCursorManagerAsh;
class AshTouchTransformController;
class AssistantController;
class AutoclickController;
class BacklightsForcedOffSetter;
class BluetoothNotificationController;
class BluetoothPowerController;
class BrightnessControlDelegate;
class DisplayOutputProtection;
class CrosDisplayConfig;
class DesksController;
class DetachableBaseHandler;
class DetachableBaseNotificationController;
class DisplayColorManager;
class DisplayConfigurationController;
class DisplayConfigurationObserver;
class DisplayErrorObserver;
class DisplayPrefs;
class DisplayShutdownObserver;
class DisplaySpeakerController;
class DockedMagnifierController;
class DragDropController;
class EventClientImpl;
class EventRewriterController;
class EventTransformationHandler;
class FirstRunHelper;
class FocusCycler;
class HighContrastController;
class HighlighterController;
class HomeScreenController;
class ImeController;
class ImeEngineFactoryRegistry;
class ImmersiveContext;
class KeyAccessibilityEnabler;
class KeyboardBrightnessControlDelegate;
class KioskNextShellController;
class AshKeyboardController;
class LaserPointerController;
class LocaleUpdateController;
class LockStateController;
class LogoutConfirmationController;
class LoginScreenController;
class MagnificationController;
class TabletModeController;
class MediaController;
class MediaNotificationController;
class MessageCenterController;
class MouseCursorEventFilter;
class MruWindowTracker;
class MultiDeviceNotificationPresenter;
class NewWindowController;
class NightLightController;
class NoteTakingController;
class OverlayEventFilter;
class OverviewController;
class PartialMagnificationController;
class PeripheralBatteryNotifier;
class PersistentWindowController;
class PolicyRecommendationRestorer;
class PowerButtonController;
class PowerEventObserver;
class NotificationReporter;
class PowerPrefs;
class ProjectingObserver;
class ResizeShadowController;
class ResolutionNotificationController;
class RootWindowController;
class ScreenLayoutObserver;
class ScreenOrientationController;
class ScreenshotController;
class ScreenPinningController;
class ScreenPositionController;
class ScreenSwitchCheckController;
class SessionControllerImpl;
class ShelfController;
class ShelfModel;
class ShelfWindowWatcher;
class ShellDelegate;
struct ShellInitParams;
class ShellObserver;
class ShellState;
class ShutdownController;
class SmsObserver;
class SnapController;
class SplitViewController;
class StickyKeysController;
class SystemGestureEventFilter;
class SystemModalContainerEventFilter;
class SystemNotificationController;
class SystemTrayModel;
class SystemTrayNotifier;
class TimeToFirstPresentRecorder;
class ToastManager;
class ToplevelWindowEventHandler;
class TouchDevicesController;
class TrayAction;
class TrayBluetoothHelper;
class VideoActivityNotifier;
class VideoDetector;
class VoiceInteractionController;
class VpnList;
class WallpaperController;
class WaylandServerController;
class WindowCycleController;
class WindowPositioner;
class WindowTreeHostManager;
enum class LoginStatus;
// Shell is a singleton object that presents the Shell API and implements the
// RootWindow's delegate interface.
//
// Upon creation, the Shell sets itself as the RootWindow's delegate, which
// takes ownership of the Shell.
class ASH_EXPORT Shell : public SessionObserver,
public SystemModalContainerEventFilterDelegate,
public ui::EventTarget,
public ::wm::ActivationChangeObserver {
public:
typedef std::vector<RootWindowController*> RootWindowControllerList;
// Creates the single Shell instance.
static Shell* CreateInstance(ShellInitParams init_params);
// Should never be called before |CreateInstance()|.
static Shell* Get();
// Returns true if the ash shell has been instantiated.
static bool HasInstance();
static void DeleteInstance();
// Returns the root window controller for the primary root window.
// TODO(oshima): move this to |RootWindowController|
static RootWindowController* GetPrimaryRootWindowController();
// Returns the RootWindowController for the given display id. If there
// is no display for |display_id|, null is returned.
static RootWindowController* GetRootWindowControllerWithDisplayId(
int64_t display_id);
// Returns the root Window for the given display id. If there is no display
// for |display_id| null is returned.
static aura::Window* GetRootWindowForDisplayId(int64_t display_id);
// Returns all root window controllers.
// TODO(oshima): move this to |RootWindowController|
static RootWindowControllerList GetAllRootWindowControllers();
// Returns the primary root Window. The primary root Window is the one that
// has a launcher.
static aura::Window* GetPrimaryRootWindow();
// Returns the root window that newly created windows should be added to.
// Value can be temporarily overridden using ScopedRootWindowForNewWindows.
// NOTE: this returns the root, newly created window should be added to the
// appropriate container in the returned window.
static aura::Window* GetRootWindowForNewWindows();
// Returns all root windows.
static aura::Window::Windows GetAllRootWindows();
static aura::Window* GetContainer(aura::Window* root_window,
int container_id);
static const aura::Window* GetContainer(const aura::Window* root_window,
int container_id);
// If a system-modal dialog window is currently open, returns the ID of the
// system modal window container that contains the window.
// If no system-modal dialogs are open it returns -1.
static int GetOpenSystemModalWindowContainerId();
// Returns true if a system-modal dialog window is currently open.
static bool IsSystemModalWindowOpen();
// If necessary, initializes the Wayland server.
void InitWaylandServer(std::unique_ptr<exo::FileHelper> file_helper);
void DestroyWaylandServer();
// Creates a default views::NonClientFrameView for use by windows in the
// Ash environment.
views::NonClientFrameView* CreateDefaultNonClientFrameView(
views::Widget* widget);
// Sets work area insets of the display containing |window|, pings observers.
void SetDisplayWorkAreaInsets(aura::Window* window,
const gfx::Insets& insets);
// Called when a casting session is started or stopped.
void OnCastingSessionStartedOrStopped(bool started);
// Called when a root window is created.
void OnRootWindowAdded(aura::Window* root_window);
// Called when dictation is activated.
void OnDictationStarted();
// Called when dictation is ended.
void OnDictationEnded();
// Test if TabletModeWindowManager is not enabled, and if
// TabletModeController is not currently setting a display rotation. Or if
// the |resolution_notification_controller_| is not showing its confirmation
// dialog. If true then changes to display settings can be saved.
bool ShouldSaveDisplaySettings();
AcceleratorControllerImpl* accelerator_controller() {
return accelerator_controller_.get();
}
AccessibilityController* accessibility_controller() {
return accessibility_controller_.get();
}
AccessibilityDelegate* accessibility_delegate() {
return accessibility_delegate_.get();
}
AccessibilityFocusRingController* accessibility_focus_ring_controller() {
return accessibility_focus_ring_controller_.get();
}
::wm::ActivationClient* activation_client();
AppListControllerImpl* app_list_controller() {
return app_list_controller_.get();
}
AssistantController* assistant_controller() {
DCHECK(chromeos::switches::IsAssistantEnabled());
return assistant_controller_.get();
}
AutoclickController* autoclick_controller() {
return autoclick_controller_.get();
}
BacklightsForcedOffSetter* backlights_forced_off_setter() {
return backlights_forced_off_setter_.get();
}
BluetoothPowerController* bluetooth_power_controller() {
return bluetooth_power_controller_.get();
}
BrightnessControlDelegate* brightness_control_delegate() {
return brightness_control_delegate_.get();
}
service_manager::Connector* connector() { return connector_; }
CrosDisplayConfig* cros_display_config() {
return cros_display_config_.get();
}
::wm::CursorManager* cursor_manager() { return cursor_manager_.get(); }
DesksController* desks_controller() { return desks_controller_.get(); }
DetachableBaseHandler* detachable_base_handler() {
return detachable_base_handler_.get();
}
display::DisplayManager* display_manager() { return display_manager_.get(); }
DisplayPrefs* display_prefs() { return display_prefs_.get(); }
DisplayConfigurationController* display_configuration_controller() {
return display_configuration_controller_.get();
}
display::DisplayConfigurator* display_configurator();
DisplayColorManager* display_color_manager() {
return display_color_manager_.get();
}
DisplayErrorObserver* display_error_observer() {
return display_error_observer_.get();
}
DisplayOutputProtection* display_output_protection() {
return display_output_protection_.get();
}
DockedMagnifierController* docked_magnifier_controller();
aura::Env* aura_env() { return aura_env_; }
::wm::CompoundEventFilter* env_filter() { return env_filter_.get(); }
EventRewriterController* event_rewriter_controller() {
return event_rewriter_controller_.get();
}
EventClientImpl* event_client() { return event_client_.get(); }
EventTransformationHandler* event_transformation_handler() {
return event_transformation_handler_.get();
}
HomeScreenController* home_screen_controller() {
return home_screen_controller_.get();
}
FirstRunHelper* first_run_helper() { return first_run_helper_.get(); }
::wm::FocusController* focus_controller() { return focus_controller_.get(); }
AshFocusRules* focus_rules() { return focus_rules_; }
FocusCycler* focus_cycler() { return focus_cycler_.get(); }
HighlighterController* highlighter_controller() {
return highlighter_controller_.get();
}
HighContrastController* high_contrast_controller() {
return high_contrast_controller_.get();
}
ImeController* ime_controller() { return ime_controller_.get(); }
ImeEngineFactoryRegistry* ime_engine_factory_registry() {
return ime_engine_factory_registry_.get();
}
KeyAccessibilityEnabler* key_accessibility_enabler() {
return key_accessibility_enabler_.get();
}
KeyboardBrightnessControlDelegate* keyboard_brightness_control_delegate() {
return keyboard_brightness_control_delegate_.get();
}
KioskNextShellController* kiosk_next_shell_controller() {
return kiosk_next_shell_controller_.get();
}
AshKeyboardController* ash_keyboard_controller() {
return ash_keyboard_controller_.get();
}
LaserPointerController* laser_pointer_controller() {
return laser_pointer_controller_.get();
}
LocaleUpdateController* locale_update_controller() {
return locale_update_controller_.get();
}
LoginScreenController* login_screen_controller() {
return login_screen_controller_.get();
}
LockStateController* lock_state_controller() {
return lock_state_controller_.get();
}
LogoutConfirmationController* logout_confirmation_controller() {
return logout_confirmation_controller_.get();
}
MagnificationController* magnification_controller() {
return magnification_controller_.get();
}
MediaController* media_controller() { return media_controller_.get(); }
MediaNotificationController* media_notification_controller() {
return media_notification_controller_.get();
}
MessageCenterController* message_center_controller() {
return message_center_controller_.get();
}
MouseCursorEventFilter* mouse_cursor_filter() {
return mouse_cursor_filter_.get();
}
MruWindowTracker* mru_window_tracker() { return mru_window_tracker_.get(); }
NewWindowController* new_window_controller() {
return new_window_controller_.get();
}
NightLightController* night_light_controller();
NoteTakingController* note_taking_controller() {
return note_taking_controller_.get();
}
NotificationReporter* notification_reporter() {
return notification_reporter_.get();
}
OverlayEventFilter* overlay_filter() { return overlay_filter_.get(); }
PartialMagnificationController* partial_magnification_controller() {
return partial_magnification_controller_.get();
}
PolicyRecommendationRestorer* policy_recommendation_restorer() {
return policy_recommendation_restorer_.get();
}
PowerButtonController* power_button_controller() {
return power_button_controller_.get();
}
PowerEventObserver* power_event_observer() {
return power_event_observer_.get();
}
ResizeShadowController* resize_shadow_controller() {
return resize_shadow_controller_.get();
}
ResolutionNotificationController* resolution_notification_controller() {
return resolution_notification_controller_.get();
}
ScreenshotController* screenshot_controller() {
return screenshot_controller_.get();
}
ScreenLayoutObserver* screen_layout_observer() {
return screen_layout_observer_.get();
}
ScreenOrientationController* screen_orientation_controller() {
return screen_orientation_controller_.get();
}
ScreenPinningController* screen_pinning_controller() {
return screen_pinning_controller_.get();
}
ScreenSwitchCheckController* screen_switch_check_controller() {
return screen_switch_check_controller_.get();
}
SessionControllerImpl* session_controller() {
return session_controller_.get();
}
::wm::ShadowController* shadow_controller() {
return shadow_controller_.get();
}
ShelfController* shelf_controller() { return shelf_controller_.get(); }
ShelfModel* shelf_model();
ShellDelegate* shell_delegate() { return shell_delegate_.get(); }
ShellState* shell_state() { return shell_state_.get(); }
ShutdownController* shutdown_controller() {
return shutdown_controller_.get();
}
SplitViewController* split_view_controller() {
return split_view_controller_.get();
}
StickyKeysController* sticky_keys_controller() {
return sticky_keys_controller_.get();
}
SystemNotificationController* system_notification_controller() {
return system_notification_controller_.get();
}
SystemTrayModel* system_tray_model() { return system_tray_model_.get(); }
SystemTrayNotifier* system_tray_notifier() {
return system_tray_notifier_.get();
}
TabletModeController* tablet_mode_controller() {
return tablet_mode_controller_.get();
}
TimeToFirstPresentRecorder* time_to_first_present_recorder() {
return time_to_first_present_recorder_.get();
}
ToastManager* toast_manager() { return toast_manager_.get(); }
views::corewm::TooltipController* tooltip_controller() {
return tooltip_controller_.get();
}
TouchDevicesController* touch_devices_controller() {
return touch_devices_controller_.get();
}
AshTouchTransformController* touch_transformer_controller() {
return touch_transformer_controller_.get();
}
TrayAction* tray_action() { return tray_action_.get(); }
TrayBluetoothHelper* tray_bluetooth_helper() {
return tray_bluetooth_helper_.get();
}
UserMetricsRecorder* metrics() { return user_metrics_recorder_.get(); }
VideoDetector* video_detector() { return video_detector_.get(); }
VoiceInteractionController* voice_interaction_controller() {
return voice_interaction_controller_.get();
}
VpnList* vpn_list() { return vpn_list_.get(); }
WallpaperController* wallpaper_controller() {
return wallpaper_controller_.get();
}
WindowCycleController* window_cycle_controller() {
return window_cycle_controller_.get();
}
WindowPositioner* window_positioner() { return window_positioner_.get(); }
OverviewController* overview_controller() {
return overview_controller_.get();
}
WindowTreeHostManager* window_tree_host_manager() {
return window_tree_host_manager_.get();
}
ToplevelWindowEventHandler* toplevel_window_event_handler() {
return toplevel_window_event_handler_.get();
}
PrefService* local_state() { return local_state_; }
// Force the shelf to query for it's current visibility state.
// TODO(jamescook): Move to Shelf.
void UpdateShelfVisibility();
// Does the primary display have status area?
bool HasPrimaryStatusArea();
// Starts the animation that occurs on first login.
void DoInitialWorkspaceAnimation();
void SetLargeCursorSizeInDip(int large_cursor_size_in_dip);
// Updates cursor compositing on/off. Native cursor is disabled when cursor
// compositing is enabled, and vice versa.
void UpdateCursorCompositingEnabled();
// Force setting compositing on/off without checking dependency.
void SetCursorCompositingEnabled(bool enabled);
// Shows the context menu for the wallpaper or shelf at |location_in_screen|.
void ShowContextMenu(const gfx::Point& location_in_screen,
ui::MenuSourceType source_type);
// Removes the AppListController.
void RemoveAppListController();
void AddShellObserver(ShellObserver* observer);
void RemoveShellObserver(ShellObserver* observer);
// Called when the login status changes.
// TODO(oshima): Investigate if we can merge this and |OnLoginStateChanged|.
void UpdateAfterLoginStatusChange(LoginStatus status);
// Notifies observers that split view mode is about to be started (before the
// window gets snapped and activated).
void NotifySplitViewModeStarting();
// Notifies observers that split view mode has been started.
void NotifySplitViewModeStarted();
// Notifies observers that split view mode has ended.
void NotifySplitViewModeEnded();
// Notifies observers that fullscreen mode has changed for |container|.
// |container| is always the active desk container.
void NotifyFullscreenStateChanged(bool is_fullscreen,
aura::Window* container);
// Notifies observers that |pinned_window| changed its pinned window state.
void NotifyPinnedStateChanged(aura::Window* pinned_window);
// Notifies observers that |root_window|'s user work area insets have changed.
// This notification is not fired when shelf bounds changed.
void NotifyUserWorkAreaInsetsChanged(aura::Window* root_window);
// Notifies observers that |root_window|'s shelf changed alignment.
// TODO(jamescook): Move to Shelf.
void NotifyShelfAlignmentChanged(aura::Window* root_window);
// Notifies observers that |root_window|'s shelf changed auto-hide behavior.
// TODO(jamescook): Move to Shelf.
void NotifyShelfAutoHideBehaviorChanged(aura::Window* root_window);
private:
FRIEND_TEST_ALL_PREFIXES(ExtendedDesktopTest, TestCursor);
FRIEND_TEST_ALL_PREFIXES(WindowManagerTest, MouseEventCursors);
FRIEND_TEST_ALL_PREFIXES(WindowManagerTest, TransformActivate);
friend class AcceleratorControllerTest;
friend class AshTestHelper;
friend class RootWindowController;
friend class ScopedRootWindowForNewWindows;
friend class ShellTestApi;
friend class SmsObserverTest;
Shell(std::unique_ptr<ShellDelegate> shell_delegate,
service_manager::Connector* connector);
~Shell() override;
void Init(ui::ContextFactory* context_factory,
ui::ContextFactoryPrivate* context_factory_private,
PrefService* local_state,
std::unique_ptr<keyboard::KeyboardUIFactory> keyboard_ui_factory,
scoped_refptr<dbus::Bus> dbus_bus);
// Initializes the display manager and related components.
void InitializeDisplayManager();
// Initializes the root window so that it can host browser windows.
void InitRootWindow(aura::Window* root_window);
// Destroys all child windows including widgets across all roots.
void CloseAllRootWindowChildWindows();
// SystemModalContainerEventFilterDelegate:
bool CanWindowReceiveEvents(aura::Window* window) override;
// Overridden from ui::EventTarget:
bool CanAcceptEvent(const ui::Event& event) override;
EventTarget* GetParentTarget() override;
std::unique_ptr<ui::EventTargetIterator> GetChildIterator() const override;
ui::EventTargeter* GetEventTargeter() override;
// wm::ActivationChangeObserver:
void OnWindowActivated(ActivationReason reason,
aura::Window* gained_active,
aura::Window* lost_active) override;
// SessionObserver:
void OnFirstSessionStarted() override;
void OnSessionStateChanged(session_manager::SessionState state) override;
void OnLoginStatusChanged(LoginStatus login_status) override;
void OnLockStateChanged(bool locked) override;
static Shell* instance_;
// |owned_aura_env_| is non-null if Shell created aura::Env. Shell creates
// aura::Env only in single-process-mash mode.
std::unique_ptr<aura::Env> owned_aura_env_;
// This is either |owned_aura_env_|, or Env::GetInstance().
aura::Env* aura_env_;
// The CompoundEventFilter owned by aura::Env object.
std::unique_ptr<::wm::CompoundEventFilter> env_filter_;
std::unique_ptr<EventRewriterController> event_rewriter_controller_;
std::unique_ptr<UserMetricsRecorder> user_metrics_recorder_;
std::unique_ptr<WindowPositioner> window_positioner_;
std::unique_ptr<AcceleratorControllerImpl> accelerator_controller_;
std::unique_ptr<AccessibilityController> accessibility_controller_;
std::unique_ptr<AccessibilityDelegate> accessibility_delegate_;
std::unique_ptr<AccessibilityFocusRingController>
accessibility_focus_ring_controller_;
std::unique_ptr<AppListControllerImpl> app_list_controller_;
std::unique_ptr<AshDBusHelper> ash_dbus_helper_;
std::unique_ptr<AshDBusServices> ash_dbus_services_;
std::unique_ptr<AssistantController> assistant_controller_;
std::unique_ptr<BacklightsForcedOffSetter> backlights_forced_off_setter_;
std::unique_ptr<BrightnessControlDelegate> brightness_control_delegate_;
std::unique_ptr<CrosDisplayConfig> cros_display_config_;
service_manager::Connector* const connector_;
std::unique_ptr<DesksController> desks_controller_;
std::unique_ptr<DetachableBaseHandler> detachable_base_handler_;
std::unique_ptr<DetachableBaseNotificationController>
detachable_base_notification_controller_;
std::unique_ptr<DisplaySpeakerController> display_speaker_controller_;
std::unique_ptr<DragDropController> drag_drop_controller_;
std::unique_ptr<FirstRunHelper> first_run_helper_;
std::unique_ptr<FocusCycler> focus_cycler_;
std::unique_ptr<HomeScreenController> home_screen_controller_;
std::unique_ptr<ImeController> ime_controller_;
std::unique_ptr<ImeEngineFactoryRegistry> ime_engine_factory_registry_;
std::unique_ptr<ImmersiveContext> immersive_context_;
std::unique_ptr<KeyboardBrightnessControlDelegate>
keyboard_brightness_control_delegate_;
std::unique_ptr<KioskNextShellController> kiosk_next_shell_controller_;
std::unique_ptr<LocaleUpdateController> locale_update_controller_;
std::unique_ptr<LoginScreenController> login_screen_controller_;
std::unique_ptr<LogoutConfirmationController> logout_confirmation_controller_;
std::unique_ptr<TabletModeController> tablet_mode_controller_;
std::unique_ptr<MediaController> media_controller_;
std::unique_ptr<MediaNotificationController> media_notification_controller_;
std::unique_ptr<MruWindowTracker> mru_window_tracker_;
std::unique_ptr<MultiDeviceNotificationPresenter>
multidevice_notification_presenter_;
std::unique_ptr<NewWindowController> new_window_controller_;
std::unique_ptr<ResizeShadowController> resize_shadow_controller_;
std::unique_ptr<SessionControllerImpl> session_controller_;
std::unique_ptr<NightLightController> night_light_controller_;
std::unique_ptr<NoteTakingController> note_taking_controller_;
std::unique_ptr<PolicyRecommendationRestorer> policy_recommendation_restorer_;
std::unique_ptr<ScreenSwitchCheckController> screen_switch_check_controller_;
std::unique_ptr<ShelfController> shelf_controller_;
std::unique_ptr<ShelfWindowWatcher> shelf_window_watcher_;
std::unique_ptr<ShellDelegate> shell_delegate_;
std::unique_ptr<ShellState> shell_state_;
std::unique_ptr<ShutdownController> shutdown_controller_;
std::unique_ptr<SystemNotificationController> system_notification_controller_;
std::unique_ptr<SystemTrayModel> system_tray_model_;
std::unique_ptr<SystemTrayNotifier> system_tray_notifier_;
std::unique_ptr<ToastManager> toast_manager_;
std::unique_ptr<TouchDevicesController> touch_devices_controller_;
std::unique_ptr<TimeToFirstPresentRecorder> time_to_first_present_recorder_;
std::unique_ptr<TrayAction> tray_action_;
std::unique_ptr<VoiceInteractionController> voice_interaction_controller_;
std::unique_ptr<VpnList> vpn_list_;
std::unique_ptr<WallpaperController> wallpaper_controller_;
std::unique_ptr<WindowCycleController> window_cycle_controller_;
std::unique_ptr<OverviewController> overview_controller_;
// Owned by |focus_controller_|.
AshFocusRules* focus_rules_ = nullptr;
std::unique_ptr<::wm::ShadowController> shadow_controller_;
std::unique_ptr<::wm::VisibilityController> visibility_controller_;
std::unique_ptr<::wm::WindowModalityController> window_modality_controller_;
PrefService* local_state_ = nullptr;
std::unique_ptr<views::corewm::TooltipController> tooltip_controller_;
std::unique_ptr<PowerButtonController> power_button_controller_;
std::unique_ptr<LockStateController> lock_state_controller_;
std::unique_ptr<ui::UserActivityDetector> user_activity_detector_;
std::unique_ptr<VideoDetector> video_detector_;
std::unique_ptr<WaylandServerController> wayland_server_controller_;
std::unique_ptr<WindowTreeHostManager> window_tree_host_manager_;
std::unique_ptr<PersistentWindowController> persistent_window_controller_;
std::unique_ptr<HighContrastController> high_contrast_controller_;
std::unique_ptr<MagnificationController> magnification_controller_;
std::unique_ptr<AutoclickController> autoclick_controller_;
std::unique_ptr<::wm::FocusController> focus_controller_;
std::unique_ptr<ScreenshotController> screenshot_controller_;
std::unique_ptr<MouseCursorEventFilter> mouse_cursor_filter_;
std::unique_ptr<ScreenPositionController> screen_position_controller_;
std::unique_ptr<SystemModalContainerEventFilter> modality_filter_;
std::unique_ptr<EventClientImpl> event_client_;
std::unique_ptr<EventTransformationHandler> event_transformation_handler_;
// An event filter that pre-handles key events while the partial
// screenshot UI or the keyboard overlay is active.
std::unique_ptr<OverlayEventFilter> overlay_filter_;
// An event filter which handles moving and resizing windows.
std::unique_ptr<ToplevelWindowEventHandler> toplevel_window_event_handler_;
// An event filter which handles system level gestures
std::unique_ptr<SystemGestureEventFilter> system_gesture_filter_;
// An event filter that pre-handles global accelerators.
std::unique_ptr<::wm::AcceleratorFilter> accelerator_filter_;
std::unique_ptr<display::DisplayManager> display_manager_;
std::unique_ptr<DisplayPrefs> display_prefs_;
std::unique_ptr<DisplayConfigurationController>
display_configuration_controller_;
std::unique_ptr<DisplayConfigurationObserver> display_configuration_observer_;
std::unique_ptr<ScreenPinningController> screen_pinning_controller_;
std::unique_ptr<PeripheralBatteryNotifier> peripheral_battery_notifier_;
std::unique_ptr<PowerEventObserver> power_event_observer_;
std::unique_ptr<PowerPrefs> power_prefs_;
std::unique_ptr<ui::UserActivityPowerManagerNotifier> user_activity_notifier_;
std::unique_ptr<VideoActivityNotifier> video_activity_notifier_;
std::unique_ptr<StickyKeysController> sticky_keys_controller_;
std::unique_ptr<ResolutionNotificationController>
resolution_notification_controller_;
std::unique_ptr<BluetoothNotificationController>
bluetooth_notification_controller_;
std::unique_ptr<BluetoothPowerController> bluetooth_power_controller_;
std::unique_ptr<TrayBluetoothHelper> tray_bluetooth_helper_;
std::unique_ptr<AshKeyboardController> ash_keyboard_controller_;
// Controls video output device state.
std::unique_ptr<DisplayOutputProtection> display_output_protection_;
std::unique_ptr<DisplayColorManager> display_color_manager_;
std::unique_ptr<DisplayErrorObserver> display_error_observer_;
std::unique_ptr<ProjectingObserver> projecting_observer_;
// Listens for output changes and updates the display manager.
std::unique_ptr<display::DisplayChangeObserver> display_change_observer_;
// Listens for shutdown and updates DisplayConfigurator.
std::unique_ptr<DisplayShutdownObserver> display_shutdown_observer_;
// Listens for new sms messages and shows notifications.
std::unique_ptr<SmsObserver> sms_observer_;
// Implements content::ScreenOrientationController for Chrome OS.
std::unique_ptr<ScreenOrientationController> screen_orientation_controller_;
std::unique_ptr<ScreenLayoutObserver> screen_layout_observer_;
std::unique_ptr<AshTouchTransformController> touch_transformer_controller_;
std::unique_ptr<ui::EventHandler> magnifier_key_scroll_handler_;
std::unique_ptr<ui::EventHandler> speech_feedback_handler_;
std::unique_ptr<LaserPointerController> laser_pointer_controller_;
std::unique_ptr<PartialMagnificationController>
partial_magnification_controller_;
std::unique_ptr<HighlighterController> highlighter_controller_;
std::unique_ptr<DockedMagnifierController> docked_magnifier_controller_;
// The split view controller for Chrome OS in tablet mode.
std::unique_ptr<SplitViewController> split_view_controller_;
std::unique_ptr<SnapController> snap_controller_;
// |native_cursor_manager_| is owned by |cursor_manager_|, but we keep a
// pointer to vend to test code.
NativeCursorManagerAsh* native_cursor_manager_;
// Cursor may be hidden on certain key events in Chrome OS, whereas we never
// hide the cursor on Windows.
std::unique_ptr<::wm::CursorManager> cursor_manager_;
// Enables spoken feedback accessibility based on a press and hold of both
// volume keys.
std::unique_ptr<KeyAccessibilityEnabler> key_accessibility_enabler_;
// For testing only: simulate that a modal window is open
bool simulate_modal_window_open_for_test_ = false;
std::unique_ptr<MessageCenterController> message_center_controller_;
std::unique_ptr<NotificationReporter> notification_reporter_;
base::ObserverList<ShellObserver>::Unchecked shell_observers_;
base::WeakPtrFactory<Shell> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(Shell);
};
} // namespace ash
#endif // ASH_SHELL_H_