hxgrpen2.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 _HXGRPENM_H_
#define _HXGRPENM_H_

#include "hxplugn.h"
#include "plghand2.h"

class CHXSimpleList;

class CHXPlugin2GroupEnumerator :   public IHXPluginGroupEnumerator,
				    public IHXPluginQuery
{
private:
    INT32 m_lRefCount;
    CHXSimpleList* m_pPlugins;
    UINT32 m_nPluginCount;
    IHXPlugin2Handler* m_pPlugin2Handler;

    ~CHXPlugin2GroupEnumerator();
    PRIVATE_DESTRUCTORS_ARE_NOT_A_CRIME
    
public:
    CHXPlugin2GroupEnumerator(IHXPlugin2Handler*);
    STDMETHOD(QueryInterface) (THIS_ REFIID riid, void** ppvObj);
    STDMETHOD_(UINT32,AddRef) (THIS);
    STDMETHOD_(UINT32,Release) (THIS);

    /* IHXPluginGroupEnumerator Methods */
    STDMETHOD(Init) (REFIID iid);
    STDMETHOD_(UINT32,GetNumOfPlugins) ();
    STDMETHOD(GetPlugin) (UINT32 ulIndex, REF(IUnknown*) pPlugin);

    /* Methods IHXPluginQuery*/
    STDMETHOD(GetNumPluginsGivenGroup)	(THIS_ REFIID riid, 
					REF(UINT32) /*OUT*/ unNumPlugins);

    
    STDMETHOD(GetPluginInfo)	(THIS_ REFIID riid, UINT32 unIndex, 
				REF(IHXValues*) /*OUT*/ Values);
};
#endif