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.
5 #include "chrome/browser/ui/ash/multi_user/multi_user_window_manager_chromeos.h"
7 #include "apps/app_window.h"
8 #include "apps/app_window_registry.h"
9 #include "ash/ash_switches.h"
10 #include "ash/multi_profile_uma.h"
11 #include "ash/root_window_controller.h"
12 #include "ash/session/session_state_delegate.h"
13 #include "ash/shelf/shelf.h"
14 #include "ash/shell.h"
15 #include "ash/shell_delegate.h"
16 #include "ash/shell_window_ids.h"
17 #include "ash/system/tray/system_tray_notifier.h"
18 #include "ash/wm/window_state.h"
19 #include "base/auto_reset.h"
20 #include "base/message_loop/message_loop.h"
21 #include "base/strings/string_util.h"
22 #include "chrome/browser/browser_process.h"
23 #include "chrome/browser/chrome_notification_types.h"
24 #include "chrome/browser/chromeos/login/user_manager.h"
25 #include "chrome/browser/profiles/profile.h"
26 #include "chrome/browser/profiles/profile_manager.h"
27 #include "chrome/browser/ui/ash/multi_user/multi_user_notification_blocker_chromeos.h"
28 #include "chrome/browser/ui/ash/multi_user/multi_user_util.h"
29 #include "chrome/browser/ui/ash/multi_user/user_switch_animator_chromeos.h"
30 #include "chrome/browser/ui/browser.h"
31 #include "chrome/browser/ui/browser_finder.h"
32 #include "chrome/browser/ui/browser_list.h"
33 #include "chrome/browser/ui/browser_window.h"
34 #include "content/public/browser/notification_service.h"
35 #include "google_apis/gaia/gaia_auth_util.h"
36 #include "ui/aura/client/aura_constants.h"
37 #include "ui/aura/window.h"
38 #include "ui/aura/window_event_dispatcher.h"
39 #include "ui/base/ui_base_types.h"
40 #include "ui/events/event.h"
41 #include "ui/message_center/message_center.h"
42 #include "ui/wm/core/transient_window_manager.h"
43 #include "ui/wm/core/window_animations.h"
44 #include "ui/wm/core/window_util.h"
48 // The animation time in milliseconds for a single window which is fading
50 const int kAnimationTimeMS = 100;
52 // The animation time in milliseconds for the fade in and / or out when
54 const int kUserFadeTimeMS = 110;
56 // The animation time in ms for a window which get teleported to another screen.
57 const int kTeleportAnimationTimeMS = 300;
59 // Checks if a given event is a user event.
60 bool IsUserEvent(const ui::Event* e) {
62 ui::EventType type = e->type();
63 if (type != ui::ET_CANCEL_MODE &&
64 type != ui::ET_UMA_DATA &&
65 type != ui::ET_UNKNOWN)
71 // Test if we are currently processing a user event which might lead to a
72 // browser / app creation.
73 bool IsProcessingUserEvent() {
74 // When there is a nested message loop (e.g. active menu or drag and drop
75 // operation) - we are in a nested loop and can ignore this.
76 // Note: Unit tests might not have a message loop.
77 base::MessageLoop* message_loop = base::MessageLoop::current();
78 if (message_loop && message_loop->is_running() && message_loop->IsNested())
81 // TODO(skuhne): "Open link in new window" will come here after the menu got
82 // closed, executing the command from the nested menu loop. However at that
83 // time there is no active event processed. A solution for that need to be
84 // found past M-32. A global event handler filter (pre and post) might fix
85 // that problem in conjunction with a depth counter - but - for the menu
86 // execution we come here after the loop was finished (so it's not nested
87 // anymore) and the root window should therefore still have the event which
88 // lead to the menu invocation, but it is not. By fixing that problem this
89 // would "magically work".
90 aura::Window::Windows root_window_list = ash::Shell::GetAllRootWindows();
91 for (aura::Window::Windows::iterator it = root_window_list.begin();
92 it != root_window_list.end();
94 if (IsUserEvent((*it)->GetHost()->dispatcher()->current_event()))
100 // Records the type of window which was transferred to another desktop.
101 void RecordUMAForTransferredWindowType(aura::Window* window) {
102 // We need to figure out what kind of window this is to record the transfer.
103 Browser* browser = chrome::FindBrowserWithWindow(window);
104 ash::MultiProfileUMA::TeleportWindowType window_type =
105 ash::MultiProfileUMA::TELEPORT_WINDOW_UNKNOWN;
107 if (browser->profile()->IsOffTheRecord()) {
108 window_type = ash::MultiProfileUMA::TELEPORT_WINDOW_INCOGNITO_BROWSER;
109 } else if (browser->is_app()) {
110 window_type = ash::MultiProfileUMA::TELEPORT_WINDOW_V1_APP;
111 } else if (browser->is_type_popup()) {
112 window_type = ash::MultiProfileUMA::TELEPORT_WINDOW_POPUP;
114 window_type = ash::MultiProfileUMA::TELEPORT_WINDOW_BROWSER;
117 // Unit tests might come here without a profile manager.
118 if (!g_browser_process->profile_manager())
120 // If it is not a browser, it is probably be a V2 application. In that case
121 // one of the AppWindowRegistry instances should know about it.
122 apps::AppWindow* app_window = NULL;
123 std::vector<Profile*> profiles =
124 g_browser_process->profile_manager()->GetLoadedProfiles();
125 for (std::vector<Profile*>::iterator it = profiles.begin();
126 it != profiles.end() && app_window == NULL;
128 app_window = apps::AppWindowRegistry::Get(*it)
129 ->GetAppWindowForNativeWindow(window);
132 if (app_window->window_type() == apps::AppWindow::WINDOW_TYPE_PANEL ||
133 app_window->window_type() == apps::AppWindow::WINDOW_TYPE_V1_PANEL) {
134 window_type = ash::MultiProfileUMA::TELEPORT_WINDOW_PANEL;
136 window_type = ash::MultiProfileUMA::TELEPORT_WINDOW_V2_APP;
140 ash::MultiProfileUMA::RecordTeleportWindowType(window_type);
147 // A class to temporarily change the animation properties for a window.
148 class AnimationSetter {
150 AnimationSetter(aura::Window* window, int animation_time_in_ms)
152 previous_animation_type_(
153 wm::GetWindowVisibilityAnimationType(window_)),
154 previous_animation_time_(
155 wm::GetWindowVisibilityAnimationDuration(*window_)) {
156 wm::SetWindowVisibilityAnimationType(
158 wm::WINDOW_VISIBILITY_ANIMATION_TYPE_FADE);
159 wm::SetWindowVisibilityAnimationDuration(
161 base::TimeDelta::FromMilliseconds(animation_time_in_ms));
165 wm::SetWindowVisibilityAnimationType(window_,
166 previous_animation_type_);
167 wm::SetWindowVisibilityAnimationDuration(
169 previous_animation_time_);
173 // The window which gets used.
174 aura::Window* window_;
176 // Previous animation type.
177 const int previous_animation_type_;
179 // Previous animation time.
180 const base::TimeDelta previous_animation_time_;
182 DISALLOW_COPY_AND_ASSIGN(AnimationSetter);
185 // This class keeps track of all applications which were started for a user.
186 // When an app gets created, the window will be tagged for that user. Note
187 // that the destruction does not need to be tracked here since the universal
188 // window observer will take care of that.
189 class AppObserver : public apps::AppWindowRegistry::Observer {
191 explicit AppObserver(const std::string& user_id) : user_id_(user_id) {}
192 virtual ~AppObserver() {}
194 // AppWindowRegistry::Observer overrides:
195 virtual void OnAppWindowAdded(apps::AppWindow* app_window) OVERRIDE {
196 aura::Window* window = app_window->GetNativeWindow();
198 MultiUserWindowManagerChromeOS::GetInstance()->SetWindowOwner(window,
203 std::string user_id_;
205 DISALLOW_COPY_AND_ASSIGN(AppObserver);
208 MultiUserWindowManagerChromeOS::MultiUserWindowManagerChromeOS(
209 const std::string& current_user_id)
210 : current_user_id_(current_user_id),
211 notification_blocker_(new MultiUserNotificationBlockerChromeOS(
212 message_center::MessageCenter::Get(), current_user_id)),
213 suppress_visibility_changes_(false),
214 animation_speed_(ANIMATION_SPEED_NORMAL) {
215 // Add a session state observer to be able to monitor session changes.
216 if (ash::Shell::HasInstance())
217 ash::Shell::GetInstance()->session_state_delegate()->
218 AddSessionStateObserver(this);
220 // The BrowserListObserver would have been better to use then the old
221 // notification system, but that observer fires before the window got created.
222 registrar_.Add(this, NOTIFICATION_BROWSER_WINDOW_READY,
223 content::NotificationService::AllSources());
225 // Add an app window observer & all already running apps.
226 Profile* profile = multi_user_util::GetProfileFromUserID(current_user_id);
231 MultiUserWindowManagerChromeOS::~MultiUserWindowManagerChromeOS() {
232 // When the MultiUserWindowManager gets destroyed, ash::Shell is mostly gone.
233 // As such we should not try to finalize any outstanding user animations.
234 // Note that the destruction of the object can be done later.
235 if (animation_.get())
236 animation_->CancelAnimation();
238 // Remove all window observers.
239 WindowToEntryMap::iterator window = window_to_entry_.begin();
240 while (window != window_to_entry_.end()) {
241 OnWindowDestroyed(window->first);
242 window = window_to_entry_.begin();
245 // Remove all app observers.
246 UserIDToAppWindowObserver::iterator app_observer_iterator =
247 user_id_to_app_observer_.begin();
248 while (app_observer_iterator != user_id_to_app_observer_.end()) {
249 Profile* profile = multi_user_util::GetProfileFromUserID(
250 app_observer_iterator->first);
252 apps::AppWindowRegistry::Get(profile)
253 ->RemoveObserver(app_observer_iterator->second);
254 delete app_observer_iterator->second;
255 user_id_to_app_observer_.erase(app_observer_iterator);
256 app_observer_iterator = user_id_to_app_observer_.begin();
259 if (ash::Shell::HasInstance())
260 ash::Shell::GetInstance()->session_state_delegate()->
261 RemoveSessionStateObserver(this);
264 void MultiUserWindowManagerChromeOS::SetWindowOwner(
265 aura::Window* window,
266 const std::string& user_id) {
267 // Make sure the window is valid and there was no owner yet.
269 DCHECK(!user_id.empty());
270 if (GetWindowOwner(window) == user_id)
272 DCHECK(GetWindowOwner(window).empty());
273 window_to_entry_[window] = new WindowEntry(user_id);
275 // Remember the initial visibility of the window.
276 window_to_entry_[window]->set_show(window->IsVisible());
278 // Add observers to track state changes.
279 window->AddObserver(this);
280 wm::TransientWindowManager::Get(window)->AddObserver(this);
282 // Check if this window was created due to a user interaction. If it was,
283 // transfer it to the current user.
284 if (IsProcessingUserEvent())
285 window_to_entry_[window]->set_show_for_user(current_user_id_);
287 // Add all transient children to our set of windows. Note that the function
288 // will add the children but not the owner to the transient children map.
289 AddTransientOwnerRecursive(window, window);
291 // Notify entry adding.
292 FOR_EACH_OBSERVER(Observer, observers_, OnOwnerEntryAdded(window));
294 if (!IsWindowOnDesktopOfUser(window, current_user_id_))
295 SetWindowVisibility(window, false, 0);
298 const std::string& MultiUserWindowManagerChromeOS::GetWindowOwner(
299 aura::Window* window) const {
300 WindowToEntryMap::const_iterator it = window_to_entry_.find(window);
301 return it != window_to_entry_.end() ? it->second->owner()
302 : base::EmptyString();
305 void MultiUserWindowManagerChromeOS::ShowWindowForUser(
306 aura::Window* window,
307 const std::string& user_id) {
308 std::string previous_owner(GetUserPresentingWindow(window));
309 if (!ShowWindowForUserIntern(window, user_id))
311 // The window switched to a new desktop and we have to switch to that desktop,
312 // but only when it was on the visible desktop and the the target is not the
314 if (user_id == current_user_id_ || previous_owner != current_user_id_)
317 ash::Shell::GetInstance()->session_state_delegate()->SwitchActiveUser(
321 bool MultiUserWindowManagerChromeOS::AreWindowsSharedAmongUsers() const {
322 WindowToEntryMap::const_iterator it = window_to_entry_.begin();
323 for (; it != window_to_entry_.end(); ++it) {
324 if (it->second->owner() != it->second->show_for_user())
330 void MultiUserWindowManagerChromeOS::GetOwnersOfVisibleWindows(
331 std::set<std::string>* user_ids) const {
332 for (WindowToEntryMap::const_iterator it = window_to_entry_.begin();
333 it != window_to_entry_.end();
335 if (it->first->IsVisible())
336 user_ids->insert(it->second->owner());
340 bool MultiUserWindowManagerChromeOS::IsWindowOnDesktopOfUser(
341 aura::Window* window,
342 const std::string& user_id) const {
343 const std::string& presenting_user = GetUserPresentingWindow(window);
344 return presenting_user.empty() || presenting_user == user_id;
347 const std::string& MultiUserWindowManagerChromeOS::GetUserPresentingWindow(
348 aura::Window* window) const {
349 WindowToEntryMap::const_iterator it = window_to_entry_.find(window);
350 // If the window is not owned by anyone it is shown on all desktops and we
351 // return the empty string.
352 if (it == window_to_entry_.end())
353 return base::EmptyString();
354 // Otherwise we ask the object for its desktop.
355 return it->second->show_for_user();
358 void MultiUserWindowManagerChromeOS::AddUser(content::BrowserContext* context) {
359 Profile* profile = Profile::FromBrowserContext(context);
360 const std::string& user_id = multi_user_util::GetUserIDFromProfile(profile);
361 if (user_id_to_app_observer_.find(user_id) != user_id_to_app_observer_.end())
364 user_id_to_app_observer_[user_id] = new AppObserver(user_id);
365 apps::AppWindowRegistry::Get(profile)
366 ->AddObserver(user_id_to_app_observer_[user_id]);
368 // Account all existing application windows of this user accordingly.
369 const apps::AppWindowRegistry::AppWindowList& app_windows =
370 apps::AppWindowRegistry::Get(profile)->app_windows();
371 apps::AppWindowRegistry::AppWindowList::const_iterator it =
373 for (; it != app_windows.end(); ++it)
374 user_id_to_app_observer_[user_id]->OnAppWindowAdded(*it);
376 // Account all existing browser windows of this user accordingly.
377 BrowserList* browser_list = BrowserList::GetInstance(HOST_DESKTOP_TYPE_ASH);
378 BrowserList::const_iterator browser_it = browser_list->begin();
379 for (; browser_it != browser_list->end(); ++browser_it) {
380 if ((*browser_it)->profile()->GetOriginalProfile() == profile)
381 AddBrowserWindow(*browser_it);
385 void MultiUserWindowManagerChromeOS::AddObserver(Observer* observer) {
386 observers_.AddObserver(observer);
389 void MultiUserWindowManagerChromeOS::RemoveObserver(Observer* observer) {
390 observers_.RemoveObserver(observer);
393 void MultiUserWindowManagerChromeOS::ActiveUserChanged(
394 const std::string& user_id) {
395 DCHECK(user_id != current_user_id_);
396 // This needs to be set before the animation starts.
397 current_user_id_ = user_id;
400 new UserSwichAnimatorChromeOS(
401 this, user_id, GetAdjustedAnimationTimeInMS(kUserFadeTimeMS)));
402 // Call notifier here instead of observing ActiveUserChanged because
403 // this must happen after MultiUserWindowManagerChromeOS is notified.
404 ash::Shell::GetInstance()
405 ->system_tray_notifier()
406 ->NotifyMediaCaptureChanged();
409 void MultiUserWindowManagerChromeOS::OnWindowDestroyed(aura::Window* window) {
410 if (GetWindowOwner(window).empty()) {
411 // This must be a window in the transient chain - remove it and its
412 // children from the owner.
413 RemoveTransientOwnerRecursive(window);
416 wm::TransientWindowManager::Get(window)->RemoveObserver(this);
417 // Remove the window from the owners list.
418 delete window_to_entry_[window];
419 window_to_entry_.erase(window);
421 // Notify entry change.
422 FOR_EACH_OBSERVER(Observer, observers_, OnOwnerEntryRemoved(window));
425 void MultiUserWindowManagerChromeOS::OnWindowVisibilityChanging(
426 aura::Window* window, bool visible) {
427 // This command gets called first and immediately when show or hide gets
428 // called. We remember here the desired state for restoration IF we were
429 // not ourselves issuing the call.
430 // Note also that using the OnWindowVisibilityChanged callback cannot be
432 if (suppress_visibility_changes_)
435 WindowToEntryMap::iterator it = window_to_entry_.find(window);
436 // If the window is not owned by anyone it is shown on all desktops.
437 if (it != window_to_entry_.end()) {
438 // Remember what was asked for so that we can restore this when the user's
439 // desktop gets restored.
440 it->second->set_show(visible);
442 TransientWindowToVisibility::iterator it =
443 transient_window_to_visibility_.find(window);
444 if (it != transient_window_to_visibility_.end())
445 it->second = visible;
449 void MultiUserWindowManagerChromeOS::OnWindowVisibilityChanged(
450 aura::Window* window, bool visible) {
451 if (suppress_visibility_changes_)
454 // Don't allow to make the window visible if it shouldn't be.
455 if (visible && !IsWindowOnDesktopOfUser(window, current_user_id_)) {
456 SetWindowVisibility(window, false, 0);
459 aura::Window* owned_parent = GetOwningWindowInTransientChain(window);
460 if (owned_parent && owned_parent != window && visible &&
461 !IsWindowOnDesktopOfUser(owned_parent, current_user_id_))
462 SetWindowVisibility(window, false, 0);
465 void MultiUserWindowManagerChromeOS::OnTransientChildAdded(
466 aura::Window* window,
467 aura::Window* transient_window) {
468 if (!GetWindowOwner(window).empty()) {
469 AddTransientOwnerRecursive(transient_window, window);
472 aura::Window* owned_parent =
473 GetOwningWindowInTransientChain(transient_window);
477 AddTransientOwnerRecursive(transient_window, owned_parent);
480 void MultiUserWindowManagerChromeOS::OnTransientChildRemoved(
481 aura::Window* window,
482 aura::Window* transient_window) {
483 // Remove the transient child if the window itself is owned, or one of the
484 // windows in its transient parents chain.
485 if (!GetWindowOwner(window).empty() ||
486 GetOwningWindowInTransientChain(window))
487 RemoveTransientOwnerRecursive(transient_window);
490 void MultiUserWindowManagerChromeOS::Observe(
492 const content::NotificationSource& source,
493 const content::NotificationDetails& details) {
494 if (type == NOTIFICATION_BROWSER_WINDOW_READY)
495 AddBrowserWindow(content::Source<Browser>(source).ptr());
498 void MultiUserWindowManagerChromeOS::SetAnimationSpeedForTest(
499 MultiUserWindowManagerChromeOS::AnimationSpeed speed) {
500 animation_speed_ = speed;
503 bool MultiUserWindowManagerChromeOS::IsAnimationRunningForTest() {
504 return animation_.get() != NULL && !animation_->IsAnimationFinished();
507 const std::string& MultiUserWindowManagerChromeOS::GetCurrentUserForTest()
509 return current_user_id_;
512 bool MultiUserWindowManagerChromeOS::ShowWindowForUserIntern(
513 aura::Window* window,
514 const std::string& user_id) {
515 // If there is either no owner, or the owner is the current user, no action
517 const std::string& owner = GetWindowOwner(window);
519 (owner == user_id && IsWindowOnDesktopOfUser(window, user_id)))
522 bool minimized = ash::wm::GetWindowState(window)->IsMinimized();
523 // Check that we are not trying to transfer ownership of a minimized window.
524 if (user_id != owner && minimized)
528 // If it is minimized it falls back to the original desktop.
529 ash::MultiProfileUMA::RecordTeleportAction(
530 ash::MultiProfileUMA::TELEPORT_WINDOW_RETURN_BY_MINIMIZE);
532 // If the window was transferred without getting minimized, we should record
534 RecordUMAForTransferredWindowType(window);
537 WindowToEntryMap::iterator it = window_to_entry_.find(window);
538 it->second->set_show_for_user(user_id);
540 // Show the window if the added user is the current one.
541 if (user_id == current_user_id_) {
542 // Only show the window if it should be shown according to its state.
543 if (it->second->show())
544 SetWindowVisibility(window, true, kTeleportAnimationTimeMS);
546 SetWindowVisibility(window, false, kTeleportAnimationTimeMS);
549 // Notify entry change.
550 FOR_EACH_OBSERVER(Observer, observers_, OnOwnerEntryChanged(window));
554 void MultiUserWindowManagerChromeOS::SetWindowVisibility(
555 aura::Window* window, bool visible, int animation_time_in_ms) {
556 if (window->IsVisible() == visible)
559 // Hiding a system modal dialog should not be allowed. Instead we switch to
560 // the user which is showing the system modal window.
561 // Note that in some cases (e.g. unit test) windows might not have a root
563 if (!visible && window->GetRootWindow()) {
564 // Get the system modal container for the window's root window.
565 aura::Window* system_modal_container =
566 window->GetRootWindow()->GetChildById(
567 ash::kShellWindowId_SystemModalContainer);
568 if (window->parent() == system_modal_container) {
569 // The window is system modal and we need to find the parent which owns
570 // it so that we can switch to the desktop accordingly.
571 std::string user_id = GetUserPresentingWindow(window);
572 if (user_id.empty()) {
573 aura::Window* owning_window = GetOwningWindowInTransientChain(window);
574 DCHECK(owning_window);
575 user_id = GetUserPresentingWindow(owning_window);
576 DCHECK(!user_id.empty());
578 ash::Shell::GetInstance()->session_state_delegate()->SwitchActiveUser(
584 // To avoid that these commands are recorded as any other commands, we are
585 // suppressing any window entry changes while this is going on.
586 base::AutoReset<bool> suppressor(&suppress_visibility_changes_, true);
589 ShowWithTransientChildrenRecursive(window, animation_time_in_ms);
591 if (window->HasFocus())
593 SetWindowVisible(window, false, animation_time_in_ms);
597 void MultiUserWindowManagerChromeOS::AddBrowserWindow(Browser* browser) {
598 // A unit test (e.g. CrashRestoreComplexTest.RestoreSessionForThreeUsers) can
599 // come here with no valid window.
600 if (!browser->window() || !browser->window()->GetNativeWindow())
602 SetWindowOwner(browser->window()->GetNativeWindow(),
603 multi_user_util::GetUserIDFromProfile(browser->profile()));
606 void MultiUserWindowManagerChromeOS::ShowWithTransientChildrenRecursive(
607 aura::Window* window, int animation_time_in_ms) {
608 aura::Window::Windows::const_iterator it =
609 wm::GetTransientChildren(window).begin();
610 for (; it != wm::GetTransientChildren(window).end(); ++it)
611 ShowWithTransientChildrenRecursive(*it, animation_time_in_ms);
613 // We show all children which were not explicitly hidden.
614 TransientWindowToVisibility::iterator it2 =
615 transient_window_to_visibility_.find(window);
616 if (it2 == transient_window_to_visibility_.end() || it2->second)
617 SetWindowVisible(window, true, animation_time_in_ms);
620 aura::Window* MultiUserWindowManagerChromeOS::GetOwningWindowInTransientChain(
621 aura::Window* window) const {
622 if (!GetWindowOwner(window).empty())
624 aura::Window* parent = wm::GetTransientParent(window);
626 if (!GetWindowOwner(parent).empty())
628 parent = wm::GetTransientParent(parent);
633 void MultiUserWindowManagerChromeOS::AddTransientOwnerRecursive(
634 aura::Window* window,
635 aura::Window* owned_parent) {
636 // First add all child windows.
637 aura::Window::Windows::const_iterator it =
638 wm::GetTransientChildren(window).begin();
639 for (; it != wm::GetTransientChildren(window).end(); ++it)
640 AddTransientOwnerRecursive(*it, owned_parent);
642 // If this window is the owned window, we do not have to handle it again.
643 if (window == owned_parent)
646 // Remember the current visibility.
647 DCHECK(transient_window_to_visibility_.find(window) ==
648 transient_window_to_visibility_.end());
649 transient_window_to_visibility_[window] = window->IsVisible();
651 // Add observers to track state changes.
652 window->AddObserver(this);
653 wm::TransientWindowManager::Get(window)->AddObserver(this);
655 // Hide the window if it should not be shown. Note that this hide operation
656 // will hide recursively this and all children - but we have already collected
657 // their initial view state.
658 if (!IsWindowOnDesktopOfUser(owned_parent, current_user_id_))
659 SetWindowVisibility(window, false, kAnimationTimeMS);
662 void MultiUserWindowManagerChromeOS::RemoveTransientOwnerRecursive(
663 aura::Window* window) {
664 // First remove all child windows.
665 aura::Window::Windows::const_iterator it =
666 wm::GetTransientChildren(window).begin();
667 for (; it != wm::GetTransientChildren(window).end(); ++it)
668 RemoveTransientOwnerRecursive(*it);
670 // Find from transient window storage the visibility for the given window,
671 // set the visibility accordingly and delete the window from the map.
672 TransientWindowToVisibility::iterator visibility_item =
673 transient_window_to_visibility_.find(window);
674 DCHECK(visibility_item != transient_window_to_visibility_.end());
676 window->RemoveObserver(this);
677 wm::TransientWindowManager::Get(window)->RemoveObserver(this);
679 bool unowned_view_state = visibility_item->second;
680 transient_window_to_visibility_.erase(visibility_item);
681 if (unowned_view_state && !window->IsVisible()) {
682 // To prevent these commands from being recorded as any other commands, we
683 // are suppressing any window entry changes while this is going on.
684 // Instead of calling SetWindowVisible, only show gets called here since all
685 // dependents have been shown previously already.
686 base::AutoReset<bool> suppressor(&suppress_visibility_changes_, true);
691 void MultiUserWindowManagerChromeOS::SetWindowVisible(
692 aura::Window* window,
694 int animation_time_in_ms) {
695 AnimationSetter animation_setter(
697 GetAdjustedAnimationTimeInMS(animation_time_in_ms));
704 // Make sure that animations have no influence on the window state after the
706 DCHECK_EQ(visible, window->IsVisible());
709 int MultiUserWindowManagerChromeOS::GetAdjustedAnimationTimeInMS(
710 int default_time_in_ms) const {
711 return animation_speed_ == ANIMATION_SPEED_NORMAL ? default_time_in_ms :
712 (animation_speed_ == ANIMATION_SPEED_FAST ? 10 : 0);
715 } // namespace chrome