widget/windows/nsSound.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  *
   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 __nsSound_h__
   8 #define __nsSound_h__
   9
  10 #include "nsISound.h"
  11 #include "nsIObserver.h"
  12 #include "nsIStreamLoader.h"
  13 #include "nsCOMPtr.h"
  14 #include "mozilla/StaticPtr.h"
  15
  16 class nsIThread;
  17 class nsIRunnable;
  18
  19 class nsSound : public nsISound,
  20                 public nsIStreamLoaderObserver,
  21                 public nsIObserver
  22
  23 {
  24  public:
  25   nsSound();
  26   static already_AddRefed<nsISound> GetInstance();
  27
  28   NS_DECL_ISUPPORTS
  29   NS_DECL_NSISOUND
  30   NS_DECL_NSISTREAMLOADEROBSERVER
  31   NS_DECL_NSIOBSERVER
  32
  33  private:
  34   virtual ~nsSound();
  35   void PurgeLastSound();
  36
  37  private:
  38   nsresult CreatePlayerThread();
  39
  40   nsCOMPtr<nsIThread> mPlayerThread;
  41   nsCOMPtr<nsIRunnable> mSoundPlayer;
  42   bool mInited;
  43
  44   static mozilla::StaticRefPtr<nsISound> sInstance;
  45 };
  46
  47 #endif /* __nsSound_h__ */