[Mac] The profile name field shouldn't be multi line because that's silly.
[chromium-blink-merge.git] / ash / shell.cc
blob83b04067986b3dd9ba84124d50132d1ecef4a1d5
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.
5 #include "ash/shell.h"
7 #include <algorithm>
8 #include <string>
10 #include "ash/accelerators/accelerator_controller.h"
11 #include "ash/accelerators/accelerator_delegate.h"
12 #include "ash/accelerators/focus_manager_factory.h"
13 #include "ash/accelerators/nested_accelerator_delegate.h"
14 #include "ash/accelerometer/accelerometer_controller.h"
15 #include "ash/ash_switches.h"
16 #include "ash/autoclick/autoclick_controller.h"
17 #include "ash/desktop_background/desktop_background_controller.h"
18 #include "ash/desktop_background/desktop_background_view.h"
19 #include "ash/desktop_background/user_wallpaper_delegate.h"
20 #include "ash/display/cursor_window_controller.h"
21 #include "ash/display/display_controller.h"
22 #include "ash/display/display_manager.h"
23 #include "ash/display/event_transformation_handler.h"
24 #include "ash/display/mouse_cursor_event_filter.h"
25 #include "ash/display/screen_position_controller.h"
26 #include "ash/drag_drop/drag_drop_controller.h"
27 #include "ash/first_run/first_run_helper_impl.h"
28 #include "ash/focus_cycler.h"
29 #include "ash/frame/custom_frame_view_ash.h"
30 #include "ash/gpu_support.h"
31 #include "ash/high_contrast/high_contrast_controller.h"
32 #include "ash/host/ash_window_tree_host_init_params.h"
33 #include "ash/keyboard_uma_event_filter.h"
34 #include "ash/magnifier/magnification_controller.h"
35 #include "ash/magnifier/partial_magnification_controller.h"
36 #include "ash/media_delegate.h"
37 #include "ash/new_window_delegate.h"
38 #include "ash/root_window_controller.h"
39 #include "ash/session/session_state_delegate.h"
40 #include "ash/shelf/app_list_shelf_item_delegate.h"
41 #include "ash/shelf/shelf_delegate.h"
42 #include "ash/shelf/shelf_item_delegate.h"
43 #include "ash/shelf/shelf_item_delegate_manager.h"
44 #include "ash/shelf/shelf_layout_manager.h"
45 #include "ash/shelf/shelf_model.h"
46 #include "ash/shelf/shelf_widget.h"
47 #include "ash/shelf/shelf_window_watcher.h"
48 #include "ash/shell_delegate.h"
49 #include "ash/shell_factory.h"
50 #include "ash/shell_init_params.h"
51 #include "ash/shell_window_ids.h"
52 #include "ash/system/locale/locale_notification_controller.h"
53 #include "ash/system/status_area_widget.h"
54 #include "ash/system/tray/system_tray_delegate.h"
55 #include "ash/system/tray/system_tray_notifier.h"
56 #include "ash/virtual_keyboard_controller.h"
57 #include "ash/wm/app_list_controller.h"
58 #include "ash/wm/ash_focus_rules.h"
59 #include "ash/wm/ash_native_cursor_manager.h"
60 #include "ash/wm/coordinate_conversion.h"
61 #include "ash/wm/event_client_impl.h"
62 #include "ash/wm/lock_state_controller.h"
63 #include "ash/wm/maximize_mode/maximize_mode_controller.h"
64 #include "ash/wm/maximize_mode/maximize_mode_window_manager.h"
65 #include "ash/wm/mru_window_tracker.h"
66 #include "ash/wm/overlay_event_filter.h"
67 #include "ash/wm/overview/window_selector_controller.h"
68 #include "ash/wm/power_button_controller.h"
69 #include "ash/wm/resize_shadow_controller.h"
70 #include "ash/wm/root_window_layout_manager.h"
71 #include "ash/wm/screen_dimmer.h"
72 #include "ash/wm/system_gesture_event_filter.h"
73 #include "ash/wm/system_modal_container_event_filter.h"
74 #include "ash/wm/system_modal_container_layout_manager.h"
75 #include "ash/wm/toplevel_window_event_handler.h"
76 #include "ash/wm/video_detector.h"
77 #include "ash/wm/window_animations.h"
78 #include "ash/wm/window_cycle_controller.h"
79 #include "ash/wm/window_positioner.h"
80 #include "ash/wm/window_properties.h"
81 #include "ash/wm/window_util.h"
82 #include "ash/wm/workspace_controller.h"
83 #include "base/bind.h"
84 #include "base/debug/trace_event.h"
85 #include "ui/aura/client/aura_constants.h"
86 #include "ui/aura/env.h"
87 #include "ui/aura/layout_manager.h"
88 #include "ui/aura/window.h"
89 #include "ui/aura/window_event_dispatcher.h"
90 #include "ui/base/ui_base_switches.h"
91 #include "ui/compositor/layer.h"
92 #include "ui/compositor/layer_animator.h"
93 #include "ui/events/event_target_iterator.h"
94 #include "ui/gfx/display.h"
95 #include "ui/gfx/image/image_skia.h"
96 #include "ui/gfx/screen.h"
97 #include "ui/gfx/size.h"
98 #include "ui/keyboard/keyboard.h"
99 #include "ui/keyboard/keyboard_controller.h"
100 #include "ui/keyboard/keyboard_switches.h"
101 #include "ui/keyboard/keyboard_util.h"
102 #include "ui/message_center/message_center.h"
103 #include "ui/views/corewm/tooltip_aura.h"
104 #include "ui/views/corewm/tooltip_controller.h"
105 #include "ui/views/focus/focus_manager_factory.h"
106 #include "ui/views/widget/native_widget_aura.h"
107 #include "ui/views/widget/widget.h"
108 #include "ui/wm/core/accelerator_filter.h"
109 #include "ui/wm/core/compound_event_filter.h"
110 #include "ui/wm/core/focus_controller.h"
111 #include "ui/wm/core/input_method_event_filter.h"
112 #include "ui/wm/core/nested_accelerator_controller.h"
113 #include "ui/wm/core/shadow_controller.h"
114 #include "ui/wm/core/user_activity_detector.h"
115 #include "ui/wm/core/visibility_controller.h"
116 #include "ui/wm/core/window_modality_controller.h"
118 #if defined(OS_CHROMEOS)
119 #if defined(USE_X11)
120 #include "ash/accelerators/magnifier_key_scroller.h"
121 #include "ash/accelerators/spoken_feedback_toggler.h"
122 #include "ash/touch/touch_transformer_controller.h"
123 #include "ui/gfx/x/x11_types.h"
124 #endif // defined(USE_X11)
125 #include "ash/ash_constants.h"
126 #include "ash/display/display_change_observer_chromeos.h"
127 #include "ash/display/display_configurator_animation.h"
128 #include "ash/display/display_error_observer_chromeos.h"
129 #include "ash/display/projecting_observer_chromeos.h"
130 #include "ash/display/resolution_notification_controller.h"
131 #include "ash/sticky_keys/sticky_keys_controller.h"
132 #include "ash/system/chromeos/bluetooth/bluetooth_notification_controller.h"
133 #include "ash/system/chromeos/brightness/brightness_controller_chromeos.h"
134 #include "ash/system/chromeos/power/power_event_observer.h"
135 #include "ash/system/chromeos/power/power_status.h"
136 #include "ash/system/chromeos/power/video_activity_notifier.h"
137 #include "ash/system/chromeos/session/last_window_closed_logout_reminder.h"
138 #include "ash/system/chromeos/session/logout_confirmation_controller.h"
139 #include "base/bind_helpers.h"
140 #include "base/sys_info.h"
141 #include "chromeos/dbus/dbus_thread_manager.h"
142 #include "ui/chromeos/user_activity_power_manager_notifier.h"
143 #include "ui/display/chromeos/display_configurator.h"
144 #endif // defined(OS_CHROMEOS)
146 namespace ash {
148 namespace {
150 using aura::Window;
151 using views::Widget;
153 // A Corewm VisibilityController subclass that calls the Ash animation routine
154 // so we can pick up our extended animations. See ash/wm/window_animations.h.
155 class AshVisibilityController : public ::wm::VisibilityController {
156 public:
157 AshVisibilityController() {}
158 virtual ~AshVisibilityController() {}
160 private:
161 // Overridden from ::wm::VisibilityController:
162 virtual bool CallAnimateOnChildWindowVisibilityChanged(
163 aura::Window* window,
164 bool visible) override {
165 return AnimateOnChildWindowVisibilityChanged(window, visible);
168 DISALLOW_COPY_AND_ASSIGN(AshVisibilityController);
171 AshWindowTreeHostInitParams ShellInitParamsToAshWindowTreeHostInitParams(
172 const ShellInitParams& shell_init_params) {
173 AshWindowTreeHostInitParams ash_init_params;
174 #if defined(OS_WIN)
175 ash_init_params.remote_hwnd = shell_init_params.remote_hwnd;
176 #endif
177 return ash_init_params;
180 } // namespace
182 // static
183 Shell* Shell::instance_ = NULL;
184 // static
185 bool Shell::initially_hide_cursor_ = false;
187 ////////////////////////////////////////////////////////////////////////////////
188 // Shell, public:
190 // static
191 Shell* Shell::CreateInstance(const ShellInitParams& init_params) {
192 CHECK(!instance_);
193 instance_ = new Shell(init_params.delegate);
194 instance_->Init(init_params);
195 return instance_;
198 // static
199 Shell* Shell::GetInstance() {
200 CHECK(instance_);
201 return instance_;
204 // static
205 bool Shell::HasInstance() {
206 return !!instance_;
209 // static
210 void Shell::DeleteInstance() {
211 delete instance_;
212 instance_ = NULL;
215 // static
216 RootWindowController* Shell::GetPrimaryRootWindowController() {
217 CHECK(HasInstance());
218 return GetRootWindowController(GetPrimaryRootWindow());
221 // static
222 Shell::RootWindowControllerList Shell::GetAllRootWindowControllers() {
223 CHECK(HasInstance());
224 return Shell::GetInstance()->display_controller()->
225 GetAllRootWindowControllers();
228 // static
229 aura::Window* Shell::GetPrimaryRootWindow() {
230 CHECK(HasInstance());
231 return GetInstance()->display_controller()->GetPrimaryRootWindow();
234 // static
235 aura::Window* Shell::GetTargetRootWindow() {
236 CHECK(HasInstance());
237 Shell* shell = GetInstance();
238 if (shell->scoped_target_root_window_)
239 return shell->scoped_target_root_window_;
240 return shell->target_root_window_;
243 // static
244 gfx::Screen* Shell::GetScreen() {
245 return gfx::Screen::GetScreenByType(gfx::SCREEN_TYPE_ALTERNATE);
248 // static
249 aura::Window::Windows Shell::GetAllRootWindows() {
250 CHECK(HasInstance());
251 return Shell::GetInstance()->display_controller()->
252 GetAllRootWindows();
255 // static
256 aura::Window* Shell::GetContainer(aura::Window* root_window,
257 int container_id) {
258 return root_window->GetChildById(container_id);
261 // static
262 const aura::Window* Shell::GetContainer(const aura::Window* root_window,
263 int container_id) {
264 return root_window->GetChildById(container_id);
267 // static
268 std::vector<aura::Window*> Shell::GetContainersFromAllRootWindows(
269 int container_id,
270 aura::Window* priority_root) {
271 std::vector<aura::Window*> containers;
272 aura::Window::Windows root_windows = GetAllRootWindows();
273 for (aura::Window::Windows::const_iterator it = root_windows.begin();
274 it != root_windows.end(); ++it) {
275 aura::Window* container = (*it)->GetChildById(container_id);
276 if (container) {
277 if (priority_root && priority_root->Contains(container))
278 containers.insert(containers.begin(), container);
279 else
280 containers.push_back(container);
283 return containers;
286 void Shell::ShowContextMenu(const gfx::Point& location_in_screen,
287 ui::MenuSourceType source_type) {
288 // No context menus if there is no session with an active user.
289 if (!session_state_delegate_->NumberOfLoggedInUsers())
290 return;
291 // No context menus when screen is locked.
292 if (session_state_delegate_->IsScreenLocked())
293 return;
295 aura::Window* root =
296 wm::GetRootWindowMatching(gfx::Rect(location_in_screen, gfx::Size()));
297 GetRootWindowController(root)
298 ->ShowContextMenu(location_in_screen, source_type);
301 void Shell::ShowAppList(aura::Window* window) {
302 // If the context window is not given, show it on the target root window.
303 if (!window)
304 window = GetTargetRootWindow();
305 if (!app_list_controller_)
306 app_list_controller_.reset(new AppListController);
307 app_list_controller_->Show(window);
310 void Shell::DismissAppList() {
311 if (!app_list_controller_)
312 return;
313 app_list_controller_->Dismiss();
316 void Shell::ToggleAppList(aura::Window* window) {
317 if (app_list_controller_ && app_list_controller_->IsVisible()) {
318 DismissAppList();
319 return;
322 ShowAppList(window);
325 bool Shell::GetAppListTargetVisibility() const {
326 return app_list_controller_.get() &&
327 app_list_controller_->GetTargetVisibility();
330 aura::Window* Shell::GetAppListWindow() {
331 return app_list_controller_.get() ? app_list_controller_->GetWindow() : NULL;
334 app_list::AppListView* Shell::GetAppListView() {
335 return app_list_controller_.get() ? app_list_controller_->GetView() : NULL;
338 bool Shell::IsSystemModalWindowOpen() const {
339 if (simulate_modal_window_open_for_testing_)
340 return true;
341 const std::vector<aura::Window*> containers = GetContainersFromAllRootWindows(
342 kShellWindowId_SystemModalContainer, NULL);
343 for (std::vector<aura::Window*>::const_iterator cit = containers.begin();
344 cit != containers.end(); ++cit) {
345 for (aura::Window::Windows::const_iterator wit = (*cit)->children().begin();
346 wit != (*cit)->children().end(); ++wit) {
347 if ((*wit)->GetProperty(aura::client::kModalKey) ==
348 ui::MODAL_TYPE_SYSTEM && (*wit)->TargetVisibility()) {
349 return true;
353 return false;
356 views::NonClientFrameView* Shell::CreateDefaultNonClientFrameView(
357 views::Widget* widget) {
358 // Use translucent-style window frames for dialogs.
359 return new CustomFrameViewAsh(widget);
362 void Shell::RotateFocus(Direction direction) {
363 focus_cycler_->RotateFocus(direction == FORWARD ? FocusCycler::FORWARD
364 : FocusCycler::BACKWARD);
367 void Shell::SetDisplayWorkAreaInsets(Window* contains,
368 const gfx::Insets& insets) {
369 if (!display_controller_->UpdateWorkAreaOfDisplayNearestWindow(
370 contains, insets)) {
371 return;
373 FOR_EACH_OBSERVER(ShellObserver, observers_,
374 OnDisplayWorkAreaInsetsChanged());
377 void Shell::OnLoginStateChanged(user::LoginStatus status) {
378 FOR_EACH_OBSERVER(ShellObserver, observers_, OnLoginStateChanged(status));
381 void Shell::OnLoginUserProfilePrepared() {
382 CreateShelf();
383 CreateKeyboard();
386 void Shell::UpdateAfterLoginStatusChange(user::LoginStatus status) {
387 RootWindowControllerList controllers = GetAllRootWindowControllers();
388 for (RootWindowControllerList::iterator iter = controllers.begin();
389 iter != controllers.end(); ++iter)
390 (*iter)->UpdateAfterLoginStatusChange(status);
393 void Shell::OnAppTerminating() {
394 FOR_EACH_OBSERVER(ShellObserver, observers_, OnAppTerminating());
397 void Shell::OnLockStateChanged(bool locked) {
398 FOR_EACH_OBSERVER(ShellObserver, observers_, OnLockStateChanged(locked));
399 #ifndef NDEBUG
400 // Make sure that there is no system modal in Lock layer when unlocked.
401 if (!locked) {
402 std::vector<aura::Window*> containers = GetContainersFromAllRootWindows(
403 kShellWindowId_LockSystemModalContainer, GetPrimaryRootWindow());
404 for (std::vector<aura::Window*>::const_iterator iter = containers.begin();
405 iter != containers.end(); ++iter) {
406 DCHECK_EQ(0u, (*iter)->children().size());
409 #endif
412 void Shell::OnCastingSessionStartedOrStopped(bool started) {
413 #if defined(OS_CHROMEOS) && defined(USE_X11)
414 if (projecting_observer_)
415 projecting_observer_->OnCastingSessionStartedOrStopped(started);
416 #endif
419 void Shell::OnOverviewModeStarting() {
420 FOR_EACH_OBSERVER(ShellObserver, observers_, OnOverviewModeStarting());
423 void Shell::OnOverviewModeEnding() {
424 FOR_EACH_OBSERVER(ShellObserver, observers_, OnOverviewModeEnding());
427 void Shell::OnMaximizeModeStarted() {
428 FOR_EACH_OBSERVER(ShellObserver, observers_, OnMaximizeModeStarted());
431 void Shell::OnMaximizeModeEnded() {
432 FOR_EACH_OBSERVER(ShellObserver, observers_, OnMaximizeModeEnded());
435 void Shell::OnRootWindowAdded(aura::Window* root_window) {
436 FOR_EACH_OBSERVER(ShellObserver, observers_, OnRootWindowAdded(root_window));
439 void Shell::CreateShelf() {
440 RootWindowControllerList controllers = GetAllRootWindowControllers();
441 for (RootWindowControllerList::iterator iter = controllers.begin();
442 iter != controllers.end(); ++iter)
443 (*iter)->shelf()->CreateShelf();
446 void Shell::OnShelfCreatedForRootWindow(aura::Window* root_window) {
447 FOR_EACH_OBSERVER(ShellObserver,
448 observers_,
449 OnShelfCreatedForRootWindow(root_window));
452 void Shell::CreateKeyboard() {
453 // TODO(bshe): Primary root window controller may not be the controller to
454 // attach virtual keyboard. See http://crbug.com/303429
455 InitKeyboard();
456 GetPrimaryRootWindowController()->
457 ActivateKeyboard(keyboard::KeyboardController::GetInstance());
460 void Shell::DeactivateKeyboard() {
461 if (keyboard::KeyboardController::GetInstance()) {
462 RootWindowControllerList controllers = GetAllRootWindowControllers();
463 for (RootWindowControllerList::iterator iter = controllers.begin();
464 iter != controllers.end(); ++iter) {
465 (*iter)->DeactivateKeyboard(keyboard::KeyboardController::GetInstance());
468 keyboard::KeyboardController::ResetInstance(NULL);
471 void Shell::ShowShelf() {
472 RootWindowControllerList controllers = GetAllRootWindowControllers();
473 for (RootWindowControllerList::iterator iter = controllers.begin();
474 iter != controllers.end(); ++iter)
475 (*iter)->ShowShelf();
478 void Shell::AddShellObserver(ShellObserver* observer) {
479 observers_.AddObserver(observer);
482 void Shell::RemoveShellObserver(ShellObserver* observer) {
483 observers_.RemoveObserver(observer);
486 #if defined(OS_CHROMEOS)
487 bool Shell::ShouldSaveDisplaySettings() {
488 return !((maximize_mode_controller_->IsMaximizeModeWindowManagerEnabled() &&
489 maximize_mode_controller_->
490 ignore_display_configuration_updates()) ||
491 resolution_notification_controller_->DoesNotificationTimeout());
493 #endif
495 void Shell::UpdateShelfVisibility() {
496 RootWindowControllerList controllers = GetAllRootWindowControllers();
497 for (RootWindowControllerList::iterator iter = controllers.begin();
498 iter != controllers.end(); ++iter)
499 if ((*iter)->shelf())
500 (*iter)->UpdateShelfVisibility();
503 void Shell::SetShelfAutoHideBehavior(ShelfAutoHideBehavior behavior,
504 aura::Window* root_window) {
505 ash::ShelfLayoutManager::ForShelf(root_window)->SetAutoHideBehavior(behavior);
508 ShelfAutoHideBehavior Shell::GetShelfAutoHideBehavior(
509 aura::Window* root_window) const {
510 return ash::ShelfLayoutManager::ForShelf(root_window)->auto_hide_behavior();
513 void Shell::SetShelfAlignment(ShelfAlignment alignment,
514 aura::Window* root_window) {
515 if (ash::ShelfLayoutManager::ForShelf(root_window)->SetAlignment(alignment)) {
516 FOR_EACH_OBSERVER(
517 ShellObserver, observers_, OnShelfAlignmentChanged(root_window));
521 ShelfAlignment Shell::GetShelfAlignment(const aura::Window* root_window) {
522 return GetRootWindowController(root_window)
523 ->GetShelfLayoutManager()
524 ->GetAlignment();
527 void Shell::SetDimming(bool should_dim) {
528 RootWindowControllerList controllers = GetAllRootWindowControllers();
529 for (RootWindowControllerList::iterator iter = controllers.begin();
530 iter != controllers.end(); ++iter)
531 (*iter)->screen_dimmer()->SetDimming(should_dim);
534 void Shell::NotifyFullscreenStateChange(bool is_fullscreen,
535 aura::Window* root_window) {
536 FOR_EACH_OBSERVER(ShellObserver, observers_, OnFullscreenStateChanged(
537 is_fullscreen, root_window));
540 void Shell::CreateModalBackground(aura::Window* window) {
541 if (!modality_filter_) {
542 modality_filter_.reset(new SystemModalContainerEventFilter(this));
543 AddPreTargetHandler(modality_filter_.get());
545 RootWindowControllerList controllers = GetAllRootWindowControllers();
546 for (RootWindowControllerList::iterator iter = controllers.begin();
547 iter != controllers.end(); ++iter)
548 (*iter)->GetSystemModalLayoutManager(window)->CreateModalBackground();
551 void Shell::OnModalWindowRemoved(aura::Window* removed) {
552 RootWindowControllerList controllers = GetAllRootWindowControllers();
553 bool activated = false;
554 for (RootWindowControllerList::iterator iter = controllers.begin();
555 iter != controllers.end() && !activated; ++iter) {
556 activated = (*iter)->GetSystemModalLayoutManager(removed)->
557 ActivateNextModalWindow();
559 if (!activated) {
560 RemovePreTargetHandler(modality_filter_.get());
561 modality_filter_.reset();
562 for (RootWindowControllerList::iterator iter = controllers.begin();
563 iter != controllers.end(); ++iter)
564 (*iter)->GetSystemModalLayoutManager(removed)->DestroyModalBackground();
568 WebNotificationTray* Shell::GetWebNotificationTray() {
569 return GetPrimaryRootWindowController()->shelf()->
570 status_area_widget()->web_notification_tray();
573 bool Shell::HasPrimaryStatusArea() {
574 ShelfWidget* shelf = GetPrimaryRootWindowController()->shelf();
575 return shelf && shelf->status_area_widget();
578 SystemTray* Shell::GetPrimarySystemTray() {
579 return GetPrimaryRootWindowController()->GetSystemTray();
582 ShelfDelegate* Shell::GetShelfDelegate() {
583 if (!shelf_delegate_) {
584 shelf_model_.reset(new ShelfModel);
585 // Creates ShelfItemDelegateManager before ShelfDelegate.
586 shelf_item_delegate_manager_.reset(
587 new ShelfItemDelegateManager(shelf_model_.get()));
589 shelf_delegate_.reset(delegate_->CreateShelfDelegate(shelf_model_.get()));
590 scoped_ptr<ShelfItemDelegate> controller(new AppListShelfItemDelegate);
592 // Finding the shelf model's location of the app list and setting its
593 // ShelfItemDelegate.
594 int app_list_index = shelf_model_->GetItemIndexForType(TYPE_APP_LIST);
595 DCHECK_GE(app_list_index, 0);
596 ShelfID app_list_id = shelf_model_->items()[app_list_index].id;
597 DCHECK(app_list_id);
598 shelf_item_delegate_manager_->SetShelfItemDelegate(app_list_id,
599 controller.Pass());
600 shelf_window_watcher_.reset(new ShelfWindowWatcher(
601 shelf_model_.get(), shelf_item_delegate_manager_.get()));
603 return shelf_delegate_.get();
606 void Shell::SetTouchHudProjectionEnabled(bool enabled) {
607 if (is_touch_hud_projection_enabled_ == enabled)
608 return;
610 is_touch_hud_projection_enabled_ = enabled;
611 FOR_EACH_OBSERVER(ShellObserver, observers_,
612 OnTouchHudProjectionToggled(enabled));
615 #if defined(OS_CHROMEOS)
616 ash::FirstRunHelper* Shell::CreateFirstRunHelper() {
617 return new ash::FirstRunHelperImpl;
620 void Shell::SetCursorCompositingEnabled(bool enabled) {
621 display_controller_->cursor_window_controller()->SetCursorCompositingEnabled(
622 enabled);
623 native_cursor_manager_->SetNativeCursorEnabled(!enabled);
625 #endif // defined(OS_CHROMEOS)
627 void Shell::DoInitialWorkspaceAnimation() {
628 return GetPrimaryRootWindowController()->workspace_controller()->
629 DoInitialAnimation();
632 ////////////////////////////////////////////////////////////////////////////////
633 // Shell, private:
635 Shell::Shell(ShellDelegate* delegate)
636 : target_root_window_(NULL),
637 scoped_target_root_window_(NULL),
638 delegate_(delegate),
639 window_positioner_(new WindowPositioner),
640 activation_client_(NULL),
641 accelerometer_controller_(new AccelerometerController()),
642 #if defined(OS_CHROMEOS)
643 display_configurator_(new ui::DisplayConfigurator()),
644 #endif // defined(OS_CHROMEOS)
645 native_cursor_manager_(new AshNativeCursorManager),
646 cursor_manager_(
647 scoped_ptr< ::wm::NativeCursorManager>(native_cursor_manager_)),
648 simulate_modal_window_open_for_testing_(false),
649 is_touch_hud_projection_enabled_(false) {
650 DCHECK(delegate_.get());
651 gpu_support_.reset(delegate_->CreateGPUSupport());
652 display_manager_.reset(new DisplayManager);
653 display_controller_.reset(new DisplayController);
654 #if defined(OS_CHROMEOS) && defined(USE_X11)
655 user_metrics_recorder_.reset(new UserMetricsRecorder);
656 #endif // defined(OS_CHROMEOS)
658 #if defined(OS_CHROMEOS)
659 PowerStatus::Initialize();
660 #endif
663 Shell::~Shell() {
664 TRACE_EVENT0("shutdown", "ash::Shell::Destructor");
666 delegate_->PreShutdown();
668 views::FocusManagerFactory::Install(NULL);
670 // Remove the focus from any window. This will prevent overhead and side
671 // effects (e.g. crashes) from changing focus during shutdown.
672 // See bug crbug.com/134502.
673 aura::client::GetFocusClient(GetPrimaryRootWindow())->FocusWindow(NULL);
675 // Please keep in same order as in Init() because it's easy to miss one.
676 if (window_modality_controller_)
677 window_modality_controller_.reset();
678 #if defined(OS_CHROMEOS) && defined(USE_X11)
679 RemovePreTargetHandler(magnifier_key_scroll_handler_.get());
680 magnifier_key_scroll_handler_.reset();
682 RemovePreTargetHandler(speech_feedback_handler_.get());
683 speech_feedback_handler_.reset();
684 #endif
685 RemovePreTargetHandler(user_activity_detector_.get());
686 RemovePreTargetHandler(overlay_filter_.get());
687 RemovePreTargetHandler(input_method_filter_.get());
688 RemovePreTargetHandler(accelerator_filter_.get());
689 RemovePreTargetHandler(event_transformation_handler_.get());
690 RemovePreTargetHandler(toplevel_window_event_handler_.get());
691 RemovePostTargetHandler(toplevel_window_event_handler_.get());
692 RemovePreTargetHandler(system_gesture_filter_.get());
693 RemovePreTargetHandler(keyboard_metrics_filter_.get());
694 RemovePreTargetHandler(mouse_cursor_filter_.get());
696 // TooltipController is deleted with the Shell so removing its references.
697 RemovePreTargetHandler(tooltip_controller_.get());
699 // Destroy maximize mode controller early on since it has some observers which
700 // need to be removed.
701 maximize_mode_controller_->Shutdown();
702 maximize_mode_controller_.reset();
704 // AppList needs to be released before shelf layout manager, which is
705 // destroyed with shelf container in the loop below. However, app list
706 // container is now on top of shelf container and released after it.
707 // TODO(xiyuan): Move it back when app list container is no longer needed.
708 app_list_controller_.reset();
710 #if defined(OS_CHROMEOS)
711 // Destroy the LastWindowClosedLogoutReminder before the
712 // LogoutConfirmationController.
713 last_window_closed_logout_reminder_.reset();
715 // Destroy the LogoutConfirmationController before the SystemTrayDelegate.
716 logout_confirmation_controller_.reset();
717 #endif
719 // Destroy SystemTrayDelegate before destroying the status area(s).
720 system_tray_delegate_->Shutdown();
721 system_tray_delegate_.reset();
723 locale_notification_controller_.reset();
725 // Drag-and-drop must be canceled prior to close all windows.
726 drag_drop_controller_.reset();
728 // Controllers who have WindowObserver added must be deleted
729 // before |display_controller_| is deleted.
731 #if defined(OS_CHROMEOS)
732 // VideoActivityNotifier must be deleted before |video_detector_| is
733 // deleted because it's observing video activity through
734 // VideoDetectorObserver interface.
735 video_activity_notifier_.reset();
736 #endif // defined(OS_CHROMEOS)
737 video_detector_.reset();
738 high_contrast_controller_.reset();
740 shadow_controller_.reset();
741 resize_shadow_controller_.reset();
743 window_cycle_controller_.reset();
744 window_selector_controller_.reset();
745 mru_window_tracker_.reset();
747 // |shelf_window_watcher_| has a weak pointer to |shelf_Model_|
748 // and has window observers.
749 shelf_window_watcher_.reset();
751 // Destroy all child windows including widgets.
752 display_controller_->CloseChildWindows();
753 display_controller_->CloseNonDesktopDisplay();
755 // Chrome implementation of shelf delegate depends on FocusClient,
756 // so must be deleted before |focus_client_|.
757 shelf_delegate_.reset();
758 focus_client_.reset();
760 // Destroy SystemTrayNotifier after destroying SystemTray as TrayItems
761 // needs to remove observers from it.
762 system_tray_notifier_.reset();
764 // These need a valid Shell instance to clean up properly, so explicitly
765 // delete them before invalidating the instance.
766 // Alphabetical. TODO(oshima): sort.
767 magnification_controller_.reset();
768 partial_magnification_controller_.reset();
769 tooltip_controller_.reset();
770 event_client_.reset();
771 nested_accelerator_controller_.reset();
772 toplevel_window_event_handler_.reset();
773 visibility_controller_.reset();
774 // |shelf_item_delegate_manager_| observes |shelf_model_|. It must be
775 // destroyed before |shelf_model_| is destroyed.
776 shelf_item_delegate_manager_.reset();
777 shelf_model_.reset();
779 power_button_controller_.reset();
780 lock_state_controller_.reset();
782 #if defined(OS_CHROMEOS)
783 resolution_notification_controller_.reset();
784 #endif
785 desktop_background_controller_.reset();
786 mouse_cursor_filter_.reset();
788 #if defined(OS_CHROMEOS) && defined(USE_X11)
789 touch_transformer_controller_.reset();
790 #endif // defined(OS_CHROMEOS) && defined(USE_X11)
792 // This also deletes all RootWindows. Note that we invoke Shutdown() on
793 // DisplayController before resetting |display_controller_|, since destruction
794 // of its owned RootWindowControllers relies on the value.
795 display_manager_->CreateScreenForShutdown();
796 display_controller_->Shutdown();
797 display_controller_.reset();
798 virtual_keyboard_controller_.reset();
799 screen_position_controller_.reset();
800 accessibility_delegate_.reset();
801 new_window_delegate_.reset();
802 media_delegate_.reset();
804 keyboard::KeyboardController::ResetInstance(NULL);
806 #if defined(OS_CHROMEOS)
807 if (display_change_observer_)
808 display_configurator_->RemoveObserver(display_change_observer_.get());
809 if (display_configurator_animation_)
810 display_configurator_->RemoveObserver(
811 display_configurator_animation_.get());
812 if (display_error_observer_)
813 display_configurator_->RemoveObserver(display_error_observer_.get());
814 if (projecting_observer_)
815 display_configurator_->RemoveObserver(projecting_observer_.get());
816 display_change_observer_.reset();
818 PowerStatus::Shutdown();
820 // Ensure that DBusThreadManager outlives this Shell.
821 DCHECK(chromeos::DBusThreadManager::IsInitialized());
822 #endif
824 DCHECK(instance_ == this);
825 instance_ = NULL;
828 void Shell::Init(const ShellInitParams& init_params) {
829 delegate_->PreInit();
830 bool display_initialized = display_manager_->InitFromCommandLine();
831 #if defined(OS_CHROMEOS)
832 display_configurator_->Init(!gpu_support_->IsPanelFittingDisabled());
833 display_configurator_animation_.reset(new DisplayConfiguratorAnimation());
834 display_configurator_->AddObserver(display_configurator_animation_.get());
836 // The DBusThreadManager must outlive this Shell. See the DCHECK in ~Shell.
837 chromeos::DBusThreadManager* dbus_thread_manager =
838 chromeos::DBusThreadManager::Get();
839 projecting_observer_.reset(
840 new ProjectingObserver(dbus_thread_manager->GetPowerManagerClient()));
841 display_configurator_->AddObserver(projecting_observer_.get());
843 if (!display_initialized && base::SysInfo::IsRunningOnChromeOS()) {
844 display_change_observer_.reset(new DisplayChangeObserver);
845 // Register |display_change_observer_| first so that the rest of
846 // observer gets invoked after the root windows are configured.
847 display_configurator_->AddObserver(display_change_observer_.get());
848 display_error_observer_.reset(new DisplayErrorObserver());
849 display_configurator_->AddObserver(display_error_observer_.get());
850 display_configurator_->set_state_controller(display_change_observer_.get());
851 display_configurator_->set_mirroring_controller(display_manager_.get());
852 display_configurator_->ForceInitialConfigure(
853 delegate_->IsFirstRunAfterBoot() ? kChromeOsBootColor : 0);
854 display_initialized = true;
856 #endif // defined(OS_CHROMEOS)
857 if (!display_initialized)
858 display_manager_->InitDefaultDisplay();
860 display_manager_->InitFontParams();
862 // Install the custom factory first so that views::FocusManagers for Tray,
863 // Shelf, and WallPaper could be created by the factory.
864 views::FocusManagerFactory::Install(new AshFocusManagerFactory);
866 aura::Env::CreateInstance(true);
867 aura::Env::GetInstance()->set_context_factory(init_params.context_factory);
869 // The WindowModalityController needs to be at the front of the input event
870 // pretarget handler list to ensure that it processes input events when modal
871 // windows are active.
872 window_modality_controller_.reset(
873 new ::wm::WindowModalityController(this));
875 env_filter_.reset(new ::wm::CompoundEventFilter);
876 AddPreTargetHandler(env_filter_.get());
878 ::wm::FocusController* focus_controller =
879 new ::wm::FocusController(new wm::AshFocusRules);
880 focus_client_.reset(focus_controller);
881 activation_client_ = focus_controller;
882 activation_client_->AddObserver(this);
883 focus_cycler_.reset(new FocusCycler());
885 screen_position_controller_.reset(new ScreenPositionController);
887 display_controller_->Start();
888 display_controller_->CreatePrimaryHost(
889 ShellInitParamsToAshWindowTreeHostInitParams(init_params));
890 virtual_keyboard_controller_.reset(new VirtualKeyboardController);
891 aura::Window* root_window = display_controller_->GetPrimaryRootWindow();
892 target_root_window_ = root_window;
894 #if defined(OS_CHROMEOS)
895 resolution_notification_controller_.reset(
896 new ResolutionNotificationController);
897 #endif
899 cursor_manager_.SetDisplay(GetScreen()->GetPrimaryDisplay());
901 nested_accelerator_controller_.reset(
902 new ::wm::NestedAcceleratorController(new NestedAcceleratorDelegate));
903 accelerator_controller_.reset(new AcceleratorController);
904 maximize_mode_controller_.reset(new MaximizeModeController());
906 #if defined(OS_CHROMEOS) && defined(USE_X11)
907 magnifier_key_scroll_handler_ = MagnifierKeyScroller::CreateHandler().Pass();
908 AddPreTargetHandler(magnifier_key_scroll_handler_.get());
909 speech_feedback_handler_ = SpokenFeedbackToggler::CreateHandler().Pass();
910 AddPreTargetHandler(speech_feedback_handler_.get());
911 #endif
913 // The order in which event filters are added is significant.
915 // wm::UserActivityDetector passes events to observers, so let them get
916 // rewritten first.
917 user_activity_detector_.reset(new ::wm::UserActivityDetector);
918 AddPreTargetHandler(user_activity_detector_.get());
920 overlay_filter_.reset(new OverlayEventFilter);
921 AddPreTargetHandler(overlay_filter_.get());
922 AddShellObserver(overlay_filter_.get());
924 input_method_filter_.reset(new ::wm::InputMethodEventFilter(
925 root_window->GetHost()->GetAcceleratedWidget()));
926 AddPreTargetHandler(input_method_filter_.get());
928 accelerator_filter_.reset(new ::wm::AcceleratorFilter(
929 scoped_ptr< ::wm::AcceleratorDelegate>(new AcceleratorDelegate).Pass()));
930 AddPreTargetHandler(accelerator_filter_.get());
932 event_transformation_handler_.reset(new EventTransformationHandler);
933 AddPreTargetHandler(event_transformation_handler_.get());
935 toplevel_window_event_handler_.reset(new ToplevelWindowEventHandler);
937 system_gesture_filter_.reset(new SystemGestureEventFilter);
938 AddPreTargetHandler(system_gesture_filter_.get());
940 keyboard_metrics_filter_.reset(new KeyboardUMAEventFilter);
941 AddPreTargetHandler(keyboard_metrics_filter_.get());
943 // The keyboard system must be initialized before the RootWindowController is
944 // created.
945 #if defined(OS_CHROMEOS)
946 keyboard::InitializeKeyboard();
947 #endif
949 #if defined(OS_CHROMEOS)
950 sticky_keys_controller_.reset(new StickyKeysController);
951 #endif
953 lock_state_controller_.reset(new LockStateController);
954 power_button_controller_.reset(new PowerButtonController(
955 lock_state_controller_.get()));
956 #if defined(OS_CHROMEOS)
957 // Pass the initial display state to PowerButtonController.
958 power_button_controller_->OnDisplayModeChanged(
959 display_configurator_->cached_displays());
960 #endif
961 AddShellObserver(lock_state_controller_.get());
963 drag_drop_controller_.reset(new DragDropController);
964 mouse_cursor_filter_.reset(new MouseCursorEventFilter());
965 PrependPreTargetHandler(mouse_cursor_filter_.get());
967 // Create Controllers that may need root window.
968 // TODO(oshima): Move as many controllers before creating
969 // RootWindowController as possible.
970 visibility_controller_.reset(new AshVisibilityController);
972 magnification_controller_.reset(
973 MagnificationController::CreateInstance());
974 mru_window_tracker_.reset(new MruWindowTracker(activation_client_));
976 partial_magnification_controller_.reset(
977 new PartialMagnificationController());
979 autoclick_controller_.reset(AutoclickController::CreateInstance());
981 high_contrast_controller_.reset(new HighContrastController);
982 video_detector_.reset(new VideoDetector);
983 window_selector_controller_.reset(new WindowSelectorController());
984 window_cycle_controller_.reset(new WindowCycleController());
986 tooltip_controller_.reset(
987 new views::corewm::TooltipController(
988 scoped_ptr<views::corewm::Tooltip>(
989 new views::corewm::TooltipAura(gfx::SCREEN_TYPE_ALTERNATE))));
990 AddPreTargetHandler(tooltip_controller_.get());
992 event_client_.reset(new EventClientImpl);
994 // This controller needs to be set before SetupManagedWindowMode.
995 desktop_background_controller_.reset(new DesktopBackgroundController());
996 user_wallpaper_delegate_.reset(delegate_->CreateUserWallpaperDelegate());
998 session_state_delegate_.reset(delegate_->CreateSessionStateDelegate());
999 accessibility_delegate_.reset(delegate_->CreateAccessibilityDelegate());
1000 new_window_delegate_.reset(delegate_->CreateNewWindowDelegate());
1001 media_delegate_.reset(delegate_->CreateMediaDelegate());
1003 resize_shadow_controller_.reset(new ResizeShadowController());
1004 shadow_controller_.reset(
1005 new ::wm::ShadowController(activation_client_));
1007 // Create system_tray_notifier_ before the delegate.
1008 system_tray_notifier_.reset(new ash::SystemTrayNotifier());
1010 // Initialize system_tray_delegate_ before initializing StatusAreaWidget.
1011 system_tray_delegate_.reset(delegate()->CreateSystemTrayDelegate());
1012 DCHECK(system_tray_delegate_.get());
1014 locale_notification_controller_.reset(new LocaleNotificationController);
1016 // Initialize system_tray_delegate_ after StatusAreaWidget is created.
1017 system_tray_delegate_->Initialize();
1019 #if defined(OS_CHROMEOS)
1020 // Create the LogoutConfirmationController after the SystemTrayDelegate.
1021 logout_confirmation_controller_.reset(new LogoutConfirmationController(
1022 base::Bind(&SystemTrayDelegate::SignOut,
1023 base::Unretained(system_tray_delegate_.get()))));
1024 #endif
1026 #if defined(OS_CHROMEOS) && defined(USE_X11)
1027 // Create TouchTransformerController before DisplayController::InitDisplays()
1028 // since TouchTransformerController listens on
1029 // DisplayController::Observer::OnDisplaysInitialized().
1030 touch_transformer_controller_.reset(new TouchTransformerController());
1031 #endif // defined(OS_CHROMEOS) && defined(USE_X11)
1033 display_controller_->InitDisplays();
1035 // It needs to be created after RootWindowController has been created
1036 // (which calls OnWindowResized has been called, otherwise the
1037 // widget will not paint when restoring after a browser crash. Also it needs
1038 // to be created after InitSecondaryDisplays() to initialize the wallpapers in
1039 // the correct size.
1040 user_wallpaper_delegate_->InitializeWallpaper();
1042 if (initially_hide_cursor_)
1043 cursor_manager_.HideCursor();
1044 cursor_manager_.SetCursor(ui::kCursorPointer);
1046 #if defined(OS_CHROMEOS)
1047 // Set accelerator controller delegates.
1048 accelerator_controller_->SetBrightnessControlDelegate(
1049 scoped_ptr<ash::BrightnessControlDelegate>(
1050 new ash::system::BrightnessControllerChromeos).Pass());
1052 power_event_observer_.reset(new PowerEventObserver());
1053 user_activity_notifier_.reset(
1054 new ui::UserActivityPowerManagerNotifier(user_activity_detector_.get()));
1055 video_activity_notifier_.reset(
1056 new VideoActivityNotifier(video_detector_.get()));
1057 bluetooth_notification_controller_.reset(new BluetoothNotificationController);
1058 last_window_closed_logout_reminder_.reset(new LastWindowClosedLogoutReminder);
1059 #endif
1061 weak_display_manager_factory_.reset(
1062 new base::WeakPtrFactory<DisplayManager>(display_manager_.get()));
1063 // The compositor thread and main message loop have to be running in
1064 // order to create mirror window. Run it after the main message loop
1065 // is started.
1066 base::MessageLoopForUI::current()->PostTask(
1067 FROM_HERE,
1068 base::Bind(&DisplayManager::CreateMirrorWindowIfAny,
1069 weak_display_manager_factory_->GetWeakPtr()));
1072 void Shell::InitKeyboard() {
1073 if (keyboard::IsKeyboardEnabled()) {
1074 if (keyboard::KeyboardController::GetInstance()) {
1075 RootWindowControllerList controllers = GetAllRootWindowControllers();
1076 for (RootWindowControllerList::iterator iter = controllers.begin();
1077 iter != controllers.end(); ++iter) {
1078 (*iter)->DeactivateKeyboard(
1079 keyboard::KeyboardController::GetInstance());
1082 keyboard::KeyboardControllerProxy* proxy =
1083 delegate_->CreateKeyboardControllerProxy();
1084 keyboard::KeyboardController::ResetInstance(
1085 new keyboard::KeyboardController(proxy));
1089 void Shell::InitRootWindow(aura::Window* root_window) {
1090 DCHECK(activation_client_);
1091 DCHECK(visibility_controller_.get());
1092 DCHECK(drag_drop_controller_.get());
1094 aura::client::SetFocusClient(root_window, focus_client_.get());
1095 input_method_filter_->SetInputMethodPropertyInRootWindow(root_window);
1096 aura::client::SetActivationClient(root_window, activation_client_);
1097 ::wm::FocusController* focus_controller =
1098 static_cast< ::wm::FocusController*>(activation_client_);
1099 root_window->AddPreTargetHandler(focus_controller);
1100 aura::client::SetVisibilityClient(root_window, visibility_controller_.get());
1101 aura::client::SetDragDropClient(root_window, drag_drop_controller_.get());
1102 aura::client::SetScreenPositionClient(root_window,
1103 screen_position_controller_.get());
1104 aura::client::SetCursorClient(root_window, &cursor_manager_);
1105 aura::client::SetTooltipClient(root_window, tooltip_controller_.get());
1106 aura::client::SetEventClient(root_window, event_client_.get());
1108 aura::client::SetWindowMoveClient(root_window,
1109 toplevel_window_event_handler_.get());
1110 root_window->AddPreTargetHandler(toplevel_window_event_handler_.get());
1111 root_window->AddPostTargetHandler(toplevel_window_event_handler_.get());
1113 if (nested_accelerator_controller_) {
1114 aura::client::SetDispatcherClient(root_window,
1115 nested_accelerator_controller_.get());
1119 bool Shell::CanWindowReceiveEvents(aura::Window* window) {
1120 RootWindowControllerList controllers = GetAllRootWindowControllers();
1121 for (RootWindowControllerList::iterator iter = controllers.begin();
1122 iter != controllers.end(); ++iter) {
1123 SystemModalContainerLayoutManager* layout_manager =
1124 (*iter)->GetSystemModalLayoutManager(window);
1125 if (layout_manager && layout_manager->CanWindowReceiveEvents(window))
1126 return true;
1127 // Allow events to fall through to the virtual keyboard even if displaying
1128 // a system modal dialog.
1129 if ((*iter)->IsVirtualKeyboardWindow(window))
1130 return true;
1133 return false;
1136 ////////////////////////////////////////////////////////////////////////////////
1137 // Shell, ui::EventTarget overrides:
1139 bool Shell::CanAcceptEvent(const ui::Event& event) {
1140 return true;
1143 ui::EventTarget* Shell::GetParentTarget() {
1144 return aura::Env::GetInstance();
1147 scoped_ptr<ui::EventTargetIterator> Shell::GetChildIterator() const {
1148 return scoped_ptr<ui::EventTargetIterator>();
1151 ui::EventTargeter* Shell::GetEventTargeter() {
1152 NOTREACHED();
1153 return NULL;
1156 void Shell::OnEvent(ui::Event* event) {
1159 ////////////////////////////////////////////////////////////////////////////////
1160 // Shell, aura::client::ActivationChangeObserver implementation:
1162 void Shell::OnWindowActivated(aura::Window* gained_active,
1163 aura::Window* lost_active) {
1164 if (gained_active)
1165 target_root_window_ = gained_active->GetRootWindow();
1168 } // namespace ash