wcorecom.h
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上传日期:2007-06-06
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- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef __WCORECOM_H
- #define __WCORECOM_H
- // --------------------------------------------------------------------------
- // WinCoreComm
- //
- // Windows specific class for communicating with other audio sessions.
- // --------------------------------------------------------------------------
- class WinCoreComm : public HXCoreComm
- {
- friend class HXCoreComm;
- public:
- STDMETHOD(StopAllOtherAudioPlayers) (THIS_);
- STDMETHOD(AskAllOtherPlayersToUnload) (THIS_);
- STDMETHOD(AskAllOtherPlayersToReload) (THIS_);
- protected:
- WinCoreComm(HXClientEngine* pEngine);
- ~WinCoreComm();
- BOOL Init();
- BOOL Shutdown();
- BOOL ProcessWindow(HWND hWnd, UINT32 uAction);
- void StopAudioWindow(HWND hWnd);
- void UnloadWindowPlugins(HWND hWnd);
- void ReloadWindowPlugins(HWND hWnd);
- HWND m_hWnd;
- BOOL m_bReady;
- #ifdef _WIN32
- ULONG32 m_ulOriginalThreadId;
- #endif
- static LRESULT CALLBACK CoreCommWndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
- static BOOL CALLBACK CoreCommEnumProc(HWND hWnd, LPARAM lParam);
- static UINT32 m_uStopAudioMsg;
- static UINT32 m_uUnloadPluginsMsg;
- static UINT32 m_uReloadPluginsMsg;
- };
- // PWMs (private window messages)
- // These were taken from the 4.0 player
- enum
- {
- PWM_POSTED_IDLE = WM_USER + 0xCD,
- PWM_POSTED_ERROR,
- PWM_ASYNC_SELECT,
- PWM_RELEASE_AUDIO_DEVICE,
- PWM_UNLOAD_PLUGINS,
- PWM_RELOAD_PLUGINS
- };
- #define WCCACTION_STOPAUDIO 0 // tell the enum proc to send a stop message
- #define WCCACTION_UNLOADPLUGINS 1 // tell the enum proc to stop and then unload all plugins
- #define WCCACTION_RELOADPLUGINS 2 // tell the enum proc to reload all plugins
- // state info for the EnumWindows proc
- typedef struct
- {
- WinCoreComm* pComm;
- UINT32 uAction;
- } EnumAction;
- #endif