content/renderer/active_notification_tracker.cc

   1 // Copyright (c) 2011 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 "content/renderer/active_notification_tracker.h"
   6
   7 #include "base/memory/scoped_ptr.h"
   8 #include "base/message_loop/message_loop.h"
   9 #include "third_party/WebKit/public/web/WebNotification.h"
  10 #include "third_party/WebKit/public/web/WebNotificationPermissionCallback.h"
  11
  12 using blink::WebNotification;
  13 using blink::WebNotificationPermissionCallback;
  14
  15 namespace content {
  16
  17 ActiveNotificationTracker::ActiveNotificationTracker() {}
  18
  19 ActiveNotificationTracker::~ActiveNotificationTracker() {}
  20
  21 bool ActiveNotificationTracker::GetId(
  22     const WebNotification& notification, int& id) {
  23   ReverseTable::iterator iter = reverse_notification_table_.find(notification);
  24   if (iter == reverse_notification_table_.end())
  25     return false;
  26   id = iter->second;
  27   return true;
  28 }
  29
  30 bool ActiveNotificationTracker::GetNotification(
  31     int id, WebNotification* notification) {
  32   WebNotification* lookup = notification_table_.Lookup(id);
  33   if (!lookup)
  34     return false;
  35
  36   *notification = *lookup;
  37   return true;
  38 }
  39
  40 int ActiveNotificationTracker::RegisterNotification(
  41     const blink::WebNotification& proxy) {
  42   if (reverse_notification_table_.find(proxy)
  43       != reverse_notification_table_.end()) {
  44     return reverse_notification_table_[proxy];
  45   } else {
  46     WebNotification* notification = new WebNotification(proxy);
  47     int id = notification_table_.Add(notification);
  48     reverse_notification_table_[proxy] = id;
  49     return id;
  50   }
  51 }
  52
  53 void ActiveNotificationTracker::UnregisterNotification(int id) {
  54   // We want to free the notification after removing it from the table.
  55   scoped_ptr<WebNotification> notification(notification_table_.Lookup(id));
  56   notification_table_.Remove(id);
  57   DCHECK(notification.get());
  58   if (notification)
  59     reverse_notification_table_.erase(*notification);
  60 }
  61
  62 void ActiveNotificationTracker::Clear() {
  63   while (!reverse_notification_table_.empty()) {
  64     ReverseTable::iterator iter = reverse_notification_table_.begin();
  65     UnregisterNotification((*iter).second);
  66   }
  67 }
  68
  69 WebNotificationPermissionCallback* ActiveNotificationTracker::GetCallback(
  70     int id) {
  71   return callback_table_.Lookup(id);
  72 }
  73
  74 int ActiveNotificationTracker::RegisterPermissionRequest(
  75     WebNotificationPermissionCallback* callback) {
  76   return callback_table_.Add(callback);
  77 }
  78
  79 void ActiveNotificationTracker::OnPermissionRequestComplete(int id) {
  80   callback_table_.Remove(id);
  81 }
  82
  83 }  // namespace content