Remove balloon notification code. The last user was the Linux GTK port but that's deleted now.

chrome/browser/notifications/balloon_notification_ui_manager.cc

-// 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 base::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(
-    message_center::NotificationBlocker* blocker) {
-  CheckAndShowNotifications();
-}
-
-bool BalloonNotificationUIManager::UpdateNotification(
-    const Notification& notification,
-    Profile* profile) {
-  const GURL& origin = notification.origin_url();
-  const base::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 {
-  return static_cast<BalloonCollection::PositionPreference>(
-      position_pref_.GetValue());
-}
-
-void BalloonNotificationUIManager::SetPositionPreference(
-    BalloonCollection::PositionPreference 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());
-  }
-}