minictx.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 "minictx.h"
#include "chxminiccf.h"
#include "hxnetapi.h"

HXMiniContext::HXMiniContext() :
    m_lRefCount(0),
    m_pCCF(0),
    m_pNetSvc(0)
{
    m_pCCF = new CHXMiniCCF;

    if (m_pCCF)
    {
	m_pCCF->AddRef();
    }

    m_pNetSvc = new HXNetworkServices(this);
    if (m_pNetSvc)
    {
	m_pNetSvc->AddRef();
    }
}

HXMiniContext::~HXMiniContext()
{
    HX_RELEASE(m_pCCF);
    HX_RELEASE(m_pNetSvc);
}

STDMETHODIMP HXMiniContext::QueryInterface(THIS_
					   REFIID riid,
					   void** ppvObj)
{
    if (IsEqualIID(riid, IID_IUnknown))
    {
        AddRef();
        *ppvObj = this;
        return HXR_OK;
    }
    else if ((m_pCCF && 
	      (HXR_OK == m_pCCF->QueryInterface(riid, ppvObj))) ||
	     (m_pNetSvc && 
	      (HXR_OK == m_pNetSvc->QueryInterface(riid, ppvObj))))
    {
        return HXR_OK;
    }

    *ppvObj = NULL;
    return HXR_NOINTERFACE;
}

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

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

    delete this;
    return 0;
}

void HXMiniContext::Close()
{
    if (m_pNetSvc)
    {
	m_pNetSvc->Close();

	HX_RELEASE(m_pNetSvc);
    }
    
    HX_RELEASE(m_pCCF);
}