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/notifications/fullscreen_notification_blocker.h"
7 #include "base/time/time.h"
8 #include "chrome/browser/chrome_notification_types.h"
9 #include "chrome/browser/fullscreen.h"
10 #include "content/public/browser/notification_service.h"
13 #include "ash/root_window_controller.h"
14 #include "ash/shell.h"
15 #include "ash/system/system_notifier.h"
16 #include "ash/wm/window_state.h"
17 #include "ui/aura/root_window.h"
18 #include "ui/aura/window.h"
23 bool DoesFullscreenModeBlockNotifications() {
25 if (ash::Shell::HasInstance()) {
26 ash::internal::RootWindowController* controller =
27 ash::internal::RootWindowController::ForTargetRootWindow();
29 // During shutdown |controller| can be NULL.
33 // Block notifications if the shelf is hidden because of a fullscreen
35 const aura::Window* fullscreen_window =
36 controller->GetTopmostFullscreenWindow();
37 if (!fullscreen_window)
39 return ash::wm::GetWindowState(fullscreen_window)->
40 hide_shelf_when_fullscreen();
44 return IsFullScreenMode();
49 FullscreenNotificationBlocker::FullscreenNotificationBlocker(
50 message_center::MessageCenter* message_center)
51 : NotificationBlocker(message_center),
52 is_fullscreen_mode_(false) {
53 registrar_.Add(this, chrome::NOTIFICATION_FULLSCREEN_CHANGED,
54 content::NotificationService::AllSources());
57 FullscreenNotificationBlocker::~FullscreenNotificationBlocker() {
60 void FullscreenNotificationBlocker::CheckState() {
61 bool was_fullscreen_mode = is_fullscreen_mode_;
62 is_fullscreen_mode_ = DoesFullscreenModeBlockNotifications();
63 if (is_fullscreen_mode_ != was_fullscreen_mode) {
65 NotificationBlocker::Observer, observers(), OnBlockingStateChanged());
69 bool FullscreenNotificationBlocker::ShouldShowNotificationAsPopup(
70 const message_center::NotifierId& notifier_id) const {
71 bool enabled = !is_fullscreen_mode_;
73 if (ash::Shell::HasInstance())
75 ash::system_notifier::ShouldAlwaysShowPopups(notifier_id);
81 void FullscreenNotificationBlocker::Observe(
83 const content::NotificationSource& source,
84 const content::NotificationDetails& details) {
85 DCHECK_EQ(chrome::NOTIFICATION_FULLSCREEN_CHANGED, type);