chrome/browser/notifications/notification_system_observer.cc

   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.
   4
   5 #include "chrome/browser/notifications/notification_system_observer.h"
   6
   7 #include "base/logging.h"
   8 #include "chrome/browser/chrome_notification_types.h"
   9 #include "chrome/browser/notifications/notification_ui_manager.h"
  10 #include "chrome/browser/profiles/profile.h"
  11 #include "content/public/browser/notification_service.h"
  12 #include "extensions/common/extension.h"
  13
  14 NotificationSystemObserver::NotificationSystemObserver(
  15     NotificationUIManager* ui_manager)
  16     : ui_manager_(ui_manager) {
  17   DCHECK(ui_manager_);
  18   registrar_.Add(this, chrome::NOTIFICATION_APP_TERMINATING,
  19                  content::NotificationService::AllSources());
  20   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED,
  21                  content::NotificationService::AllSources());
  22   registrar_.Add(this, chrome::NOTIFICATION_PROFILE_DESTROYED,
  23                  content::NotificationService::AllSources());
  24 }
  25
  26 NotificationSystemObserver::~NotificationSystemObserver() {
  27 }
  28
  29 void NotificationSystemObserver::Observe(
  30     int type,
  31     const content::NotificationSource& source,
  32     const content::NotificationDetails& details) {
  33   if (type == chrome::NOTIFICATION_APP_TERMINATING) {
  34     ui_manager_->CancelAll();
  35   } else if (type == chrome::NOTIFICATION_EXTENSION_UNLOADED) {
  36     if (!content::Source<Profile>(source)->IsOffTheRecord()) {
  37       extensions::UnloadedExtensionInfo* extension_info =
  38           content::Details<extensions::UnloadedExtensionInfo>(details).ptr();
  39       const extensions::Extension* extension = extension_info->extension;
  40       ui_manager_->CancelAllBySourceOrigin(extension->url());
  41     }
  42   } else if (type == chrome::NOTIFICATION_PROFILE_DESTROYED) {
  43     // We only want to remove the incognito notifications.
  44     if (content::Source<Profile>(source)->IsOffTheRecord())
  45       ui_manager_->CancelAllByProfile(content::Source<Profile>(source).ptr());
  46   } else {
  47     NOTREACHED();
  48   }
  49 }