| // 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. |
| |
| #include "chrome/browser/notifications/balloon_notification_ui_manager.h" |
| |
| #include "base/logging.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/prefs/pref_service.h" |
| #include "base/stl_util.h" |
| #include "chrome/browser/browser_process.h" |
| #include "chrome/browser/chrome_notification_types.h" |
| #include "chrome/browser/fullscreen.h" |
| #include "chrome/browser/idle.h" |
| #include "chrome/browser/notifications/balloon_collection.h" |
| #include "chrome/browser/notifications/notification.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/common/pref_names.h" |
| #include "content/public/browser/notification_service.h" |
| |
| // A class which represents a notification waiting to be shown. |
| class QueuedNotification { |
| public: |
| QueuedNotification(const Notification& notification, Profile* profile) |
| : notification_(notification), |
| profile_(profile) { |
| } |
| |
| const Notification& notification() const { return notification_; } |
| Profile* profile() const { return profile_; } |
| |
| void Replace(const Notification& new_notification) { |
| notification_ = new_notification; |
| } |
| |
| private: |
| // The notification to be shown. |
| Notification notification_; |
| |
| // Non owned pointer to the user's profile. |
| Profile* profile_; |
| |
| DISALLOW_COPY_AND_ASSIGN(QueuedNotification); |
| }; |
| |
| BalloonNotificationUIManager::BalloonNotificationUIManager( |
| PrefService* local_state) |
| : NotificationPrefsManager(local_state), |
| // Passes NULL to blockers since |message_center| is not used from balloon |
| // notifications. |
| screen_lock_blocker_(NULL), |
| fullscreen_blocker_(NULL), |
| system_observer_(this) { |
| position_pref_.Init( |
| prefs::kDesktopNotificationPosition, |
| local_state, |
| base::Bind( |
| &BalloonNotificationUIManager::OnDesktopNotificationPositionChanged, |
| base::Unretained(this))); |
| } |
| |
| BalloonNotificationUIManager::~BalloonNotificationUIManager() { |
| } |
| |
| void BalloonNotificationUIManager::SetBalloonCollection( |
| BalloonCollection* balloon_collection) { |
| DCHECK(!balloon_collection_.get() || |
| balloon_collection_->GetActiveBalloons().size() == 0); |
| DCHECK(balloon_collection); |
| balloon_collection_.reset(balloon_collection); |
| balloon_collection_->SetPositionPreference( |
| static_cast<BalloonCollection::PositionPreference>( |
| position_pref_.GetValue())); |
| balloon_collection_->set_space_change_listener(this); |
| } |
| |
| void BalloonNotificationUIManager::Add(const Notification& notification, |
| Profile* profile) { |
| if (Update(notification, profile)) { |
| return; |
| } |
| |
| VLOG(1) << "Added notification. URL: " |
| << notification.content_url().spec(); |
| show_queue_.push_back(linked_ptr<QueuedNotification>( |
| new QueuedNotification(notification, profile))); |
| CheckAndShowNotifications(); |
| } |
| |
| bool BalloonNotificationUIManager::Update(const Notification& notification, |
| Profile* profile) { |
| const GURL& origin = notification.origin_url(); |
| const string16& replace_id = notification.replace_id(); |
| |
| if (replace_id.empty()) |
| return false; |
| |
| // First check the queue of pending notifications for replacement. |
| // Then check the list of notifications already being shown. |
| for (NotificationDeque::const_iterator iter = show_queue_.begin(); |
| iter != show_queue_.end(); ++iter) { |
| if (profile == (*iter)->profile() && |
| origin == (*iter)->notification().origin_url() && |
| replace_id == (*iter)->notification().replace_id()) { |
| (*iter)->Replace(notification); |
| return true; |
| } |
| } |
| |
| return UpdateNotification(notification, profile); |
| } |
| |
| const Notification* BalloonNotificationUIManager::FindById( |
| const std::string& id) const { |
| for (NotificationDeque::const_iterator iter = show_queue_.begin(); |
| iter != show_queue_.end(); ++iter) { |
| if ((*iter)->notification().notification_id() == id) { |
| return &((*iter)->notification()); |
| } |
| } |
| return balloon_collection_->FindById(id); |
| } |
| |
| bool BalloonNotificationUIManager::CancelById(const std::string& id) { |
| // See if this ID hasn't been shown yet. |
| for (NotificationDeque::iterator iter = show_queue_.begin(); |
| iter != show_queue_.end(); ++iter) { |
| if ((*iter)->notification().notification_id() == id) { |
| show_queue_.erase(iter); |
| return true; |
| } |
| } |
| // If it has been shown, remove it from the balloon collections. |
| return balloon_collection_->RemoveById(id); |
| } |
| |
| std::set<std::string> |
| BalloonNotificationUIManager::GetAllIdsByProfileAndSourceOrigin( |
| Profile* profile, |
| const GURL& source) { |
| std::set<std::string> notification_ids; |
| for (NotificationDeque::iterator iter = show_queue_.begin(); |
| iter != show_queue_.end(); iter++) { |
| if ((*iter)->notification().origin_url() == source && |
| profile->IsSameProfile((*iter)->profile())) { |
| notification_ids.insert((*iter)->notification().notification_id()); |
| } |
| } |
| |
| const BalloonCollection::Balloons& balloons = |
| balloon_collection_->GetActiveBalloons(); |
| for (BalloonCollection::Balloons::const_iterator iter = balloons.begin(); |
| iter != balloons.end(); ++iter) { |
| if (profile->IsSameProfile((*iter)->profile()) && |
| source == (*iter)->notification().origin_url()) { |
| notification_ids.insert((*iter)->notification().notification_id()); |
| } |
| } |
| return notification_ids; |
| } |
| |
| bool BalloonNotificationUIManager::CancelAllBySourceOrigin(const GURL& source) { |
| // Same pattern as CancelById, but more complicated than the above |
| // because there may be multiple notifications from the same source. |
| bool removed = false; |
| for (NotificationDeque::iterator loopiter = show_queue_.begin(); |
| loopiter != show_queue_.end(); ) { |
| if ((*loopiter)->notification().origin_url() != source) { |
| ++loopiter; |
| continue; |
| } |
| |
| loopiter = show_queue_.erase(loopiter); |
| removed = true; |
| } |
| return balloon_collection_->RemoveBySourceOrigin(source) || removed; |
| } |
| |
| bool BalloonNotificationUIManager::CancelAllByProfile(Profile* profile) { |
| // Same pattern as CancelAllBySourceOrigin. |
| bool removed = false; |
| for (NotificationDeque::iterator loopiter = show_queue_.begin(); |
| loopiter != show_queue_.end(); ) { |
| if ((*loopiter)->profile() != profile) { |
| ++loopiter; |
| continue; |
| } |
| |
| loopiter = show_queue_.erase(loopiter); |
| removed = true; |
| } |
| return balloon_collection_->RemoveByProfile(profile) || removed; |
| } |
| |
| void BalloonNotificationUIManager::CancelAll() { |
| balloon_collection_->RemoveAll(); |
| } |
| |
| BalloonCollection* BalloonNotificationUIManager::balloon_collection() { |
| return balloon_collection_.get(); |
| } |
| |
| NotificationPrefsManager* BalloonNotificationUIManager::prefs_manager() { |
| return this; |
| } |
| |
| bool BalloonNotificationUIManager::ShowNotification( |
| const Notification& notification, |
| Profile* profile) { |
| if (!balloon_collection_->HasSpace()) |
| return false; |
| balloon_collection_->Add(notification, profile); |
| return true; |
| } |
| |
| void BalloonNotificationUIManager::OnBalloonSpaceChanged() { |
| CheckAndShowNotifications(); |
| } |
| |
| void BalloonNotificationUIManager::OnBlockingStateChanged() { |
| CheckAndShowNotifications(); |
| } |
| |
| bool BalloonNotificationUIManager::UpdateNotification( |
| const Notification& notification, |
| Profile* profile) { |
| const GURL& origin = notification.origin_url(); |
| const string16& replace_id = notification.replace_id(); |
| |
| DCHECK(!replace_id.empty()); |
| |
| const BalloonCollection::Balloons& balloons = |
| balloon_collection_->GetActiveBalloons(); |
| for (BalloonCollection::Balloons::const_iterator iter = balloons.begin(); |
| iter != balloons.end(); ++iter) { |
| if (profile == (*iter)->profile() && |
| origin == (*iter)->notification().origin_url() && |
| replace_id == (*iter)->notification().replace_id()) { |
| (*iter)->Update(notification); |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| BalloonCollection::PositionPreference |
| BalloonNotificationUIManager::GetPositionPreference() const { |
| LOG(INFO) << "Current position preference: " << position_pref_.GetValue(); |
| |
| return static_cast<BalloonCollection::PositionPreference>( |
| position_pref_.GetValue()); |
| } |
| |
| void BalloonNotificationUIManager::SetPositionPreference( |
| BalloonCollection::PositionPreference preference) { |
| LOG(INFO) << "Setting position preference: " << preference; |
| position_pref_.SetValue(static_cast<int>(preference)); |
| balloon_collection_->SetPositionPreference(preference); |
| } |
| |
| void BalloonNotificationUIManager::CheckAndShowNotifications() { |
| screen_lock_blocker_.CheckState(); |
| fullscreen_blocker_.CheckState(); |
| if (screen_lock_blocker_.is_locked() || |
| fullscreen_blocker_.is_fullscreen_mode()) { |
| return; |
| } |
| ShowNotifications(); |
| } |
| |
| void BalloonNotificationUIManager::OnDesktopNotificationPositionChanged() { |
| balloon_collection_->SetPositionPreference( |
| static_cast<BalloonCollection::PositionPreference>( |
| position_pref_.GetValue())); |
| } |
| |
| void BalloonNotificationUIManager::ShowNotifications() { |
| while (!show_queue_.empty()) { |
| linked_ptr<QueuedNotification> queued_notification(show_queue_.front()); |
| show_queue_.pop_front(); |
| if (!ShowNotification(queued_notification->notification(), |
| queued_notification->profile())) { |
| show_queue_.push_front(queued_notification); |
| return; |
| } |
| } |
| } |
| |
| // static |
| BalloonNotificationUIManager* |
| BalloonNotificationUIManager::GetInstanceForTesting() { |
| if (NotificationUIManager::DelegatesToMessageCenter()) { |
| LOG(ERROR) << "Attempt to run a test that requires " |
| << "BalloonNotificationUIManager while delegating to a " |
| << "native MessageCenter. Test will fail. Ask dimich@"; |
| return NULL; |
| } |
| return static_cast<BalloonNotificationUIManager*>( |
| g_browser_process->notification_ui_manager()); |
| } |
| |
| void BalloonNotificationUIManager::GetQueuedNotificationsForTesting( |
| std::vector<const Notification*>* notifications) { |
| for (NotificationDeque::const_iterator iter = show_queue_.begin(); |
| iter != show_queue_.end(); ++iter) { |
| notifications->push_back(&(*iter)->notification()); |
| } |
| } |