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| 1 // Copyright 2015 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/child/notifications/pending_notifications_tracker.h" | |
| 6 | |
| 7 #include <memory> | |
| 8 | |
| 9 #include "base/bind.h" | |
| 10 #include "base/bind_helpers.h" | |
| 11 #include "base/callback.h" | |
| 12 #include "content/child/notifications/pending_notification.h" | |
| 13 #include "content/public/common/notification_resources.h" | |
| 14 | |
| 15 namespace content { | |
| 16 | |
| 17 PendingNotificationsTracker::PendingNotificationsTracker( | |
| 18 const scoped_refptr<base::SingleThreadTaskRunner>& main_task_runner) | |
| 19 : next_notification_id_(0), main_task_runner_(main_task_runner) {} | |
| 20 | |
| 21 PendingNotificationsTracker::~PendingNotificationsTracker() {} | |
| 22 | |
| 23 void PendingNotificationsTracker::FetchResources( | |
| 24 const blink::WebNotificationData& notification_data, | |
| 25 blink::WebNotificationDelegate* delegate, | |
| 26 const ResourcesCallback& resources_callback) { | |
| 27 int32_t notification_id = next_notification_id_++; | |
| 28 | |
| 29 if (delegate) | |
| 30 delegate_to_pending_id_map_[delegate] = notification_id; | |
| 31 | |
| 32 base::Closure fetches_finished_callback = base::Bind( | |
| 33 &PendingNotificationsTracker::FetchesFinished, | |
| 34 base::Unretained(this) /* The pending notifications are owned by this. */, | |
| 35 delegate, notification_id, resources_callback); | |
| 36 | |
| 37 std::unique_ptr<PendingNotification> pending_notification( | |
| 38 new PendingNotification(main_task_runner_)); | |
| 39 pending_notification->FetchResources(notification_data, | |
| 40 fetches_finished_callback); | |
| 41 | |
| 42 pending_notifications_.AddWithID(pending_notification.release(), | |
| 43 notification_id); | |
| 44 } | |
| 45 | |
| 46 bool PendingNotificationsTracker::CancelResourceFetches( | |
| 47 blink::WebNotificationDelegate* delegate) { | |
| 48 DCHECK(delegate); | |
| 49 | |
| 50 auto iter = delegate_to_pending_id_map_.find(delegate); | |
| 51 if (iter == delegate_to_pending_id_map_.end()) | |
| 52 return false; | |
| 53 | |
| 54 pending_notifications_.Remove(iter->second); | |
| 55 delegate_to_pending_id_map_.erase(iter); | |
| 56 | |
| 57 return true; | |
| 58 } | |
| 59 | |
| 60 void PendingNotificationsTracker::FetchesFinished( | |
| 61 blink::WebNotificationDelegate* delegate, | |
| 62 int32_t notification_id, | |
| 63 const ResourcesCallback& resources_callback) { | |
| 64 PendingNotification* pending_notification = | |
| 65 pending_notifications_.Lookup(notification_id); | |
| 66 DCHECK(pending_notification); | |
| 67 | |
| 68 resources_callback.Run(pending_notification->GetResources()); | |
| 69 | |
| 70 if (delegate) | |
| 71 delegate_to_pending_id_map_.erase(delegate); | |
| 72 pending_notifications_.Remove(notification_id); | |
| 73 } | |
| 74 | |
| 75 } // namespace content | |
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Chromium Code Reviews
Issue 1847863002:
Move notification resource loading from content/child to blink (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master