Windows2003-3790/multimedia/directx/dxvb/dx7vb/dpenumlocalapplicationsobj.cpp
2020-09-30 16:53:55 +02:00

185 lines
4.4 KiB
C++

//+-------------------------------------------------------------------------
//
// Microsoft Windows
//
// Copyright (C) Microsoft Corporation, 1998 - 1999
//
// File: dpenumlocalapplicationsobj.cpp
//
//--------------------------------------------------------------------------
#include "stdafx.h"
#include "Direct.h"
#include "dms.h"
#include "DPEnumLocalApplicationsObj.h"
extern BSTR DPLGUIDtoBSTR(LPGUID pGuid);
extern HRESULT DPLBSTRtoPPGUID(LPGUID *,BSTR);
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
extern "C" BOOL PASCAL objEnumLocalApplicationsCallback(
LPCDPLAPPINFO lpAppInfo,
LPVOID lpArg, DWORD dwFlags)
{
DPF(1,"Entered objEnumLocalApplicationsCallback\r\n");
C_dxj_DPEnumLocalApplicationsObject *pObj=(C_dxj_DPEnumLocalApplicationsObject*)lpArg;
if (pObj==NULL) return TRUE;
if (pObj->m_nCount >= pObj->m_nMax)
{
pObj->m_nMax += 10;
if (pObj->m_pList)
{
void* tmp = realloc(pObj->m_pList,sizeof(DPLAppInfo)* pObj->m_nMax);
if (tmp)
pObj->m_pList=(DPLAppInfo*)tmp;
else
return FALSE;
}
else
pObj->m_pList=(DPLAppInfo*)malloc(sizeof(DPLAppInfo)* pObj->m_nMax);
if (pObj->m_pList==NULL)
{
pObj->m_bProblem=TRUE;
return FALSE;
}
}
ZeroMemory(&(pObj->m_pList[pObj->m_nCount]),sizeof(DPLAppInfo));
if (!lpAppInfo) {
pObj->m_bProblem=TRUE;
return FALSE;
}
pObj->m_pList[pObj->m_nCount].strGuidApplication= DPLGUIDtoBSTR((GUID*)&(lpAppInfo->guidApplication));
if (lpAppInfo->lpszAppName)
pObj->m_pList[pObj->m_nCount].strAppName = SysAllocString(lpAppInfo->lpszAppName);
//pObj->m_pList[pObj->m_nCount].lFlags=(DWORD)dwFlags;
pObj->m_nCount++;
return TRUE;
}
/////////////////////////////////////////////////////////////////////////////
C_dxj_DPEnumLocalApplicationsObject::C_dxj_DPEnumLocalApplicationsObject()
{
m_nMax=0;
m_pList=NULL;
m_nCount=0;
m_bProblem=FALSE;
}
C_dxj_DPEnumLocalApplicationsObject::~C_dxj_DPEnumLocalApplicationsObject()
{
//empty list
if (m_pList){
for (int i=0;i<m_nCount;i++)
{
DPLAppInfo *conn=&(m_pList[i]);
if (conn->strGuidApplication ) SysFreeString((BSTR)conn->strGuidApplication);
if (conn->strAppName) SysFreeString((BSTR)conn->strAppName);
}
free(m_pList);
}
}
HRESULT C_dxj_DPEnumLocalApplicationsObject::create(
IDirectPlayLobby3 * pdp,
long flags, I_dxj_DPEnumLocalApplications **ppRet)
{
HRESULT hr;
C_dxj_DPEnumLocalApplicationsObject *pNew=NULL;
*ppRet=NULL;
pNew= new CComObject<C_dxj_DPEnumLocalApplicationsObject>;
if (!pNew) return E_OUTOFMEMORY;
pNew->m_bProblem=FALSE;
hr = pdp->EnumLocalApplications(
objEnumLocalApplicationsCallback,
pNew, (DWORD)flags);
if (pNew->m_bProblem) hr=E_OUTOFMEMORY;
if FAILED(hr)
{
delete pNew;
return hr;
}
hr=pNew->QueryInterface(IID_I_dxj_DPEnumLocalApplications,(void**)ppRet);
return hr;
}
HRESULT C_dxj_DPEnumLocalApplicationsObject::getName( long index, BSTR __RPC_FAR *ret)
{
if (m_pList==NULL) return E_FAIL;
if (index < 1) return E_INVALIDARG;
if (index > m_nCount) return E_INVALIDARG;
*ret=SysAllocString(m_pList[index-1].strAppName);
return S_OK;
}
HRESULT C_dxj_DPEnumLocalApplicationsObject::getGuid( long index, BSTR __RPC_FAR *ret)
{
if (m_pList==NULL) return E_FAIL;
if (index < 1) return E_INVALIDARG;
if (index > m_nCount) return E_INVALIDARG;
*ret=SysAllocString(m_pList[index-1].strGuidApplication);
return S_OK;
}
/*
HRESULT C_dxj_DPEnumLocalApplicationsObject::getItem( long index, DPLAppInfo *info)
{
if (m_pList==NULL) return E_FAIL;
if (index < 0) return E_INVALIDARG;
if (index >= m_nCount) return E_INVALIDARG;
memcpy(info,&(m_pList[index]),sizeof(DPLAppInfo));
if (info->strGuidApplication) SysFreeString((BSTR)info->strGuidApplication);
if (info->strAppName) SysFreeString((BSTR)info->strAppName);
info->strAppName=SysAllocString(info->strAppName);
info->strGuidApplication=SysAllocString(info->strGuidApplication);
return S_OK;
}
*/
HRESULT C_dxj_DPEnumLocalApplicationsObject::getCount(long *retVal)
{
*retVal=m_nCount;
return S_OK;
}