137 lines
2.7 KiB
C++
137 lines
2.7 KiB
C++
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//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (C) Microsoft Corporation, 1998 - 1999
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//
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// File: dpmsgobj.cpp
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//
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//--------------------------------------------------------------------------
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#include "stdafx.h"
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#include "Direct.h"
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#include "dms.h"
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#include "dxfile.h"
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#include "XfileDataObj.h"
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#include "XfileEnumObj.h"
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extern HRESULT XFILEBSTRtoGUID(LPGUID,BSTR);
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extern HRESULT BSTRtoGUID(LPGUID,BSTR);
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extern BSTR GUIDtoBSTR(LPGUID);
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C_dxj_DirectXFileEnumObject::C_dxj_DirectXFileEnumObject()
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{
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m_pXFileEnum=NULL;
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}
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C_dxj_DirectXFileEnumObject::~C_dxj_DirectXFileEnumObject()
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{
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if (m_pXFileEnum) m_pXFileEnum->Release();
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}
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HRESULT C_dxj_DirectXFileEnumObject::create( IDirectXFileEnumObject *pEnum,I_dxj_DirectXFileEnum **ret)
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{
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HRESULT hr;
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if (!ret) return E_INVALIDARG;
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//caller must addref
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C_dxj_DirectXFileEnumObject *c=NULL;
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c=new CComObject<C_dxj_DirectXFileEnumObject>;
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if( c == NULL ) return E_OUTOFMEMORY;
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c->Init(pEnum);
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hr=c->QueryInterface(IID_I_dxj_DirectXFileEnum, (void**)ret);
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return hr;
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}
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HRESULT C_dxj_DirectXFileEnumObject::Init( IDirectXFileEnumObject *pEnum)
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{
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m_pXFileEnum=pEnum;
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return S_OK;
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}
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STDMETHODIMP C_dxj_DirectXFileEnumObject::GetNextDataObject(
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/* [retval][out] */ I_dxj_DirectXFileData __RPC_FAR *__RPC_FAR *ret)
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{
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HRESULT hr;
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IDirectXFileData *pXFData=NULL;
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hr=m_pXFileEnum->GetNextDataObject(&pXFData);
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if (hr==DXFILEERR_NOMOREOBJECTS){
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*ret=NULL;
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return S_OK;
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}
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if FAILED(hr) return hr;
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if (pXFData==NULL) {
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*ret=NULL;
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return S_OK;
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}
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hr=C_dxj_DirectXFileDataObject::create(pXFData,ret);
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if FAILED(hr) pXFData->Release();
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return hr;
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}
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STDMETHODIMP C_dxj_DirectXFileEnumObject::GetDataObjectById(
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/* [in] */ BSTR id,
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I_dxj_DirectXFileData __RPC_FAR *__RPC_FAR *ret)
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{
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HRESULT hr;
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GUID g;
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ZeroMemory(&g,sizeof(GUID));
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hr=XFILEBSTRtoGUID(&g,id);
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if FAILED(hr) return hr;
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IDirectXFileData *pXFData=NULL;
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hr=m_pXFileEnum->GetDataObjectById(g,&pXFData);
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if FAILED(hr) return hr;
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if (pXFData==NULL) {
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*ret=NULL;
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return S_OK;
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}
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hr=C_dxj_DirectXFileDataObject::create(pXFData,ret);
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if FAILED(hr) pXFData->Release();
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return hr;
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}
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STDMETHODIMP C_dxj_DirectXFileEnumObject::GetDataObjectByName(
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/* [in] */ BSTR id,
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I_dxj_DirectXFileData __RPC_FAR *__RPC_FAR *ret)
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{
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USES_CONVERSION;
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HRESULT hr;
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LPSTR szName=W2T(id);
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IDirectXFileData *pXFData=NULL;
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hr=m_pXFileEnum->GetDataObjectByName(szName,&pXFData);
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if FAILED(hr) return hr;
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if (pXFData==NULL) {
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*ret=NULL;
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return S_OK;
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}
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hr=C_dxj_DirectXFileDataObject::create(pXFData,ret);
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if FAILED(hr) pXFData->Release();
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return hr;
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}
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