1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4  * License, v. 2.0. If a copy of the MPL was not distributed with this
5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6 
7 #ifndef mozilla_dom_WorkerDocumentListener_h__
8 #define mozilla_dom_WorkerDocumentListener_h__
9 
10 #include "mozilla/Mutex.h"
11 #include "mozilla/RefPtr.h"
12 #include "nsISupportsImpl.h"
13 
14 namespace mozilla::dom {
15 class ThreadSafeWorkerRef;
16 class WorkerPrivate;
17 class WeakWorkerRef;
18 
19 class WorkerDocumentListener final {
20   NS_INLINE_DECL_THREADSAFE_REFCOUNTING(WorkerDocumentListener)
21 
22  public:
23   WorkerDocumentListener();
24 
25   void OnVisible(bool aVisible);
26   void SetListening(uint64_t aWindowID, bool aListen);
27   void Destroy();
28 
29   static RefPtr<WorkerDocumentListener> Create(WorkerPrivate* aWorkerPrivate);
30 
31  private:
32   ~WorkerDocumentListener();
33 
34   Mutex mMutex;  // protects mWorkerRef
35   RefPtr<ThreadSafeWorkerRef> mWorkerRef;
36 };
37 
38 }  // namespace mozilla::dom
39 
40 #endif /* mozilla_dom_WorkerDocumentListener_h__ */
41