ole32: Add support for rendering storage data to the clipboard.
This commit is contained in:
parent
f4745c0a06
commit
469d6ea2df
|
@ -557,6 +557,61 @@ static inline ole_priv_data_entry *find_format_in_list(ole_priv_data_entry *entr
|
|||
return NULL;
|
||||
}
|
||||
|
||||
/***************************************************************************
|
||||
* get_data_from_storage
|
||||
*
|
||||
* Returns storage data in an HGLOBAL.
|
||||
*/
|
||||
static HRESULT get_data_from_storage(IDataObject *data, FORMATETC *fmt, HGLOBAL *mem)
|
||||
{
|
||||
HGLOBAL h;
|
||||
IStorage *stg;
|
||||
HRESULT hr;
|
||||
FORMATETC stg_fmt;
|
||||
STGMEDIUM med;
|
||||
ILockBytes *lbs;
|
||||
|
||||
*mem = NULL;
|
||||
|
||||
h = GlobalAlloc( GMEM_DDESHARE|GMEM_MOVEABLE, 0 );
|
||||
if(!h) return E_OUTOFMEMORY;
|
||||
|
||||
hr = CreateILockBytesOnHGlobal(h, FALSE, &lbs);
|
||||
if(SUCCEEDED(hr))
|
||||
{
|
||||
hr = StgCreateDocfileOnILockBytes(lbs, STGM_CREATE|STGM_SHARE_EXCLUSIVE|STGM_READWRITE, 0, &stg);
|
||||
ILockBytes_Release(lbs);
|
||||
}
|
||||
if(FAILED(hr))
|
||||
{
|
||||
GlobalFree(h);
|
||||
return hr;
|
||||
}
|
||||
|
||||
stg_fmt = *fmt;
|
||||
med.tymed = stg_fmt.tymed = TYMED_ISTORAGE;
|
||||
med.u.pstg = stg;
|
||||
med.pUnkForRelease = NULL;
|
||||
|
||||
hr = IDataObject_GetDataHere(data, &stg_fmt, &med);
|
||||
if(FAILED(hr))
|
||||
{
|
||||
med.u.pstg = NULL;
|
||||
hr = IDataObject_GetData(data, &stg_fmt, &med);
|
||||
if(FAILED(hr)) goto end;
|
||||
|
||||
hr = IStorage_CopyTo(med.u.pstg, 0, NULL, NULL, stg);
|
||||
ReleaseStgMedium(&med);
|
||||
if(FAILED(hr)) goto end;
|
||||
}
|
||||
*mem = h;
|
||||
|
||||
end:
|
||||
IStorage_Release(stg);
|
||||
if(FAILED(hr)) GlobalFree(h);
|
||||
return hr;
|
||||
}
|
||||
|
||||
/***************************************************************************
|
||||
* get_data_from_stream
|
||||
*
|
||||
|
@ -656,7 +711,11 @@ static HRESULT render_format(IDataObject *data, LPFORMATETC fmt)
|
|||
return render_embed_source_hack(data, fmt);
|
||||
}
|
||||
|
||||
if(fmt->tymed & TYMED_ISTREAM)
|
||||
if(fmt->tymed & TYMED_ISTORAGE)
|
||||
{
|
||||
hr = get_data_from_storage(data, fmt, &clip_data);
|
||||
}
|
||||
else if(fmt->tymed & TYMED_ISTREAM)
|
||||
{
|
||||
hr = get_data_from_stream(data, fmt, &clip_data);
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue