windows-nt/Source/XPSP1/NT/shell/shdocvw/ipstg.cpp
2020-09-26 16:20:57 +08:00

57 lines
1.2 KiB
C++

#include "priv.h"
#include "ipstg.h"
HRESULT CImpIPersistStorage::InitNew(IStorage *pStg)
{
return InitNew();
}
HRESULT CImpIPersistStorage::Load(IStorage *pStg)
{
HRESULT hres = E_INVALIDARG;
if (EVAL(pStg))
{
IStream* pstm = NULL;
hres = pStg->OpenStream(L"CONTENTS",0,STGM_READ|STGM_SHARE_EXCLUSIVE, 0, &pstm);
if (EVAL(SUCCEEDED(hres)))
{
pstm->Seek(c_li0, STREAM_SEEK_SET, NULL);
hres = Load(pstm);
pstm->Release();
}
}
return hres;
}
HRESULT CImpIPersistStorage::Save(IStorage *pStgSave, BOOL fSameAsLoad)
{
HRESULT hres = E_INVALIDARG;
if (EVAL(pStgSave))
{
IStream* pstm = NULL;
hres = pStgSave->CreateStream(L"CONTENTS",STGM_CREATE|STGM_WRITE|STGM_SHARE_EXCLUSIVE, 0, 0, &pstm);
if (EVAL(SUCCEEDED(hres)))
{
pstm->Seek(c_li0, STREAM_SEEK_SET, NULL);
hres = Save(pstm, TRUE);
pstm->Release();
}
}
return hres;
}
HRESULT CImpIPersistStorage::SaveCompleted(IStorage *pStgNew)
{
return S_OK;
}
HRESULT CImpIPersistStorage::HandsOffStorage(void)
{
return S_OK;
}