chxminiccf.cpp

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 ***** */ 

#include "chxminiccf.h"
#include "chxpckts.h"
#include "hxbuffer.h"

CHXMiniCCF::CHXMiniCCF() :
    m_lRefCount(0)
{}

CHXMiniCCF::~CHXMiniCCF()
{}

STDMETHODIMP CHXMiniCCF::QueryInterface(THIS_
				       REFIID riid,
				       void** ppvObj)
{
	QInterfaceList qiList[] =
	{
		{ GET_IIDHANDLE(IID_IUnknown), this },
		{ GET_IIDHANDLE(IID_IHXCommonClassFactory), (IHXCommonClassFactory*) this },
	};	
    return QIFind(qiList, QILISTSIZE(qiList), riid, ppvObj);
}

STDMETHODIMP_(ULONG32) CHXMiniCCF::AddRef(THIS)
{
    return InterlockedIncrement(&m_lRefCount);
}

STDMETHODIMP_(ULONG32) CHXMiniCCF::Release(THIS)
{
    if (InterlockedDecrement(&m_lRefCount) > 0)
    {
	return m_lRefCount;
    }

    delete this;
    return 0;
}

STDMETHODIMP CHXMiniCCF::CreateInstance(THIS_
				       REFCLSID    /*IN*/  rclsid,
				       void**	    /*OUT*/ ppUnknown)
{
    HX_RESULT res = HXR_OUTOFMEMORY;
    *ppUnknown = NULL;

    if (IsEqualCLSID(rclsid, CLSID_IHXBuffer))
    {
	*ppUnknown = (IUnknown*)(IHXBuffer*)(new CHXBuffer());
    }
    else if (IsEqualCLSID(rclsid, CLSID_IHXValues))
    {
	*ppUnknown = (IUnknown*)(IHXValues*)(new CHXHeader());
    }
    else
    {
	res = HXR_NOINTERFACE;
    }
    
    if (*ppUnknown)
    {
	((IUnknown*)*ppUnknown)->AddRef();
	res = HXR_OK;
    }

    return res;
}

STDMETHODIMP CHXMiniCCF::CreateInstanceAggregatable
				    (THIS_
				    REFCLSID	    /*IN*/  rclsid,
				    REF(IUnknown*)  /*OUT*/ ppUnknown,
				    IUnknown*	    /*IN*/  pUnkOuter)
{
    ppUnknown = NULL;
    return HXR_NOINTERFACE;
}