viewsrc.h

著名的 helix realplayer 基于手机 symbian 系统的 播放器全套源代码

/* ***** 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 _VIEWSRC_H_
#define _VIEWSRC_H_

class HXViewSource : public IHXClientViewSource,
		      public IHXClientViewRights,
		      public IHXClientViewSourceSink
{
private:
    LONG32		    m_lRefCount;
    IUnknown*		    m_pContext;

    IHXClientViewSource*   m_pViewSourceHdlr;
    IHXClientViewRights*   m_pViewRightsHdlr;
    
    ~HXViewSource();

    PRIVATE_DESTRUCTORS_ARE_NOT_A_CRIME

public:
    HXViewSource(IUnknown* pContext);

    /*
     *	IUnknown methods
     */
    STDMETHOD(QueryInterface)	(THIS_
				REFIID riid,
				void** ppvObj);

    STDMETHOD_(ULONG32,AddRef)	(THIS);

    STDMETHOD_(ULONG32,Release)	(THIS);

    /*
     * IHXClientViewSourceSink method
     */
    STDMETHOD(RegisterViewSourceHdlr) (THIS_
			IHXClientViewSource* pViewSourceHdlr);

    /*
     * IHXClientViewSource methods
     */
    STDMETHOD(DoViewSource)(THIS_	
			IUnknown*		    /*IN*/ pPlayerContext,
			IHXStreamSource*	    /*IN*/ pSource);

    STDMETHOD_(BOOL, CanViewSource)(THIS_
			IHXStreamSource*	    /*IN*/ pSource);

    STDMETHOD(GetViewSourceURL)		(THIS_
			IUnknown*                        pPlayerContext,
			IHXStreamSource*                pSource,
			IHXViewSourceURLResponse*       pResp);

    /*
     * IHXClientViewRights methods
     */
    STDMETHOD(ViewRights)(THIS_	
			IUnknown*		    /*IN*/ pPlayerContext);

    STDMETHOD_(BOOL, CanViewRights)(THIS);
};

#endif /* _VIEWSRC_H_ */