ole32: Refactor OLE's data cache Save implementation.
Signed-off-by: Sergio Gómez Del Real <sdelreal@codeweavers.com> Signed-off-by: Huw Davies <huw@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Sergio Gómez Del Real
Alexandre Julliard
parent
756f781786
commit
07af05fa80
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@ -775,75 +775,36 @@ static HRESULT DataCacheEntry_LoadData(DataCacheEntry *cache_entry)
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return hr;
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return hr;
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}
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}
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static HRESULT DataCacheEntry_CreateStream(DataCacheEntry *cache_entry,
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static void init_stream_header(DataCacheEntry *entry, PresentationDataHeader *header)
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IStorage *storage, IStream **stream)
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{
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{
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WCHAR wszName[] = {2,'O','l','e','P','r','e','s',
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if (entry->fmtetc.ptd)
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'0' + (cache_entry->stream_number / 100) % 10,
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FIXME("ptd not serialized\n");
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'0' + (cache_entry->stream_number / 10) % 10,
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header->tdSize = sizeof(header->tdSize);
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'0' + cache_entry->stream_number % 10, 0};
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header->dvAspect = entry->fmtetc.dwAspect;
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header->lindex = entry->fmtetc.lindex;
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/* FIXME: cache the created stream in This? */
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header->advf = entry->advise_flags;
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return IStorage_CreateStream(storage, wszName,
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header->unknown7 = 0;
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STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_CREATE,
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header->dwObjectExtentX = 0;
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0, 0, stream);
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header->dwObjectExtentY = 0;
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header->dwSize = 0;
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}
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}
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static HRESULT DataCacheEntry_Save(DataCacheEntry *cache_entry, IStorage *storage,
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static HRESULT save_dib(DataCacheEntry *entry, BOOL contents, IStream *stream)
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BOOL same_as_load)
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{
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HRESULT hr = S_OK;
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int data_size = GlobalSize(entry->stgmedium.u.hGlobal);
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BITMAPINFO *bmi = GlobalLock(entry->stgmedium.u.hGlobal);
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if (!contents)
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{
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{
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PresentationDataHeader header;
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PresentationDataHeader header;
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HRESULT hr;
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IStream *pres_stream;
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void *data = NULL;
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TRACE("stream_number = %d, fmtetc = %s\n", cache_entry->stream_number, debugstr_formatetc(&cache_entry->fmtetc));
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init_stream_header(entry, &header);
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hr = write_clipformat(stream, entry->fmtetc.cfFormat);
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hr = DataCacheEntry_CreateStream(cache_entry, storage, &pres_stream);
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if (FAILED(hr)) goto end;
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if (FAILED(hr))
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if (data_size)
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return hr;
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hr = write_clipformat(pres_stream, cache_entry->fmtetc.cfFormat);
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if (FAILED(hr))
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return hr;
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if (cache_entry->fmtetc.ptd)
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FIXME("ptd not serialized\n");
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header.tdSize = sizeof(header.tdSize);
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header.dvAspect = cache_entry->fmtetc.dwAspect;
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header.lindex = cache_entry->fmtetc.lindex;
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header.advf = cache_entry->advise_flags;
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header.unknown7 = 0;
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header.dwObjectExtentX = 0;
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header.dwObjectExtentY = 0;
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header.dwSize = 0;
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/* size the data */
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switch (cache_entry->fmtetc.cfFormat)
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{
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{
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case CF_METAFILEPICT:
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header.dwSize = data_size;
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{
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if (cache_entry->stgmedium.tymed != TYMED_NULL)
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{
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const METAFILEPICT *mfpict = GlobalLock(cache_entry->stgmedium.u.hMetaFilePict);
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if (!mfpict)
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{
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IStream_Release(pres_stream);
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return DV_E_STGMEDIUM;
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}
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header.dwObjectExtentX = mfpict->xExt;
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header.dwObjectExtentY = mfpict->yExt;
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header.dwSize = GetMetaFileBitsEx(mfpict->hMF, 0, NULL);
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GlobalUnlock(cache_entry->stgmedium.u.hMetaFilePict);
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}
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break;
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}
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case CF_DIB:
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{
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header.dwSize = GlobalSize(cache_entry->stgmedium.u.hGlobal);
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if (header.dwSize)
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{
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const BITMAPINFO *bmi = GlobalLock(cache_entry->stgmedium.u.hGlobal);
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/* Size in units of 0.01mm (ie. MM_HIMETRIC) */
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/* Size in units of 0.01mm (ie. MM_HIMETRIC) */
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if (bmi->bmiHeader.biXPelsPerMeter != 0 && bmi->bmiHeader.biYPelsPerMeter != 0)
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if (bmi->bmiHeader.biXPelsPerMeter != 0 && bmi->bmiHeader.biYPelsPerMeter != 0)
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{
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{
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@ -857,65 +818,105 @@ static HRESULT DataCacheEntry_Save(DataCacheEntry *cache_entry, IStorage *storag
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header.dwObjectExtentY = MulDiv(bmi->bmiHeader.biHeight, 2540, GetDeviceCaps(hdc, LOGPIXELSY));
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header.dwObjectExtentY = MulDiv(bmi->bmiHeader.biHeight, 2540, GetDeviceCaps(hdc, LOGPIXELSY));
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ReleaseDC(0, hdc);
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ReleaseDC(0, hdc);
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}
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}
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GlobalUnlock(cache_entry->stgmedium.u.hGlobal);
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}
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}
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break;
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hr = IStream_Write(stream, &header, sizeof(PresentationDataHeader), NULL);
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}
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if (hr == S_OK && data_size)
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default:
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hr = IStream_Write(stream, bmi, data_size, NULL);
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break;
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}
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}
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/*
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end:
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* Write the header.
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if (bmi) GlobalUnlock(entry->stgmedium.u.hGlobal);
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*/
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hr = IStream_Write(pres_stream, &header, sizeof(PresentationDataHeader),
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NULL);
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if (FAILED(hr))
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{
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IStream_Release(pres_stream);
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return hr;
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return hr;
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}
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}
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/* get the data */
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static HRESULT save_mfpict(DataCacheEntry *entry, BOOL contents, IStream *stream)
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switch (cache_entry->fmtetc.cfFormat)
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{
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{
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case CF_METAFILEPICT:
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HRESULT hr = S_OK;
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int data_size = 0;
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void *data = NULL;
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METAFILEPICT *mfpict = NULL;
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if (!contents)
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{
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{
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if (cache_entry->stgmedium.tymed != TYMED_NULL)
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PresentationDataHeader header;
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init_stream_header(entry, &header);
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hr = write_clipformat(stream, entry->fmtetc.cfFormat);
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if (FAILED(hr)) return hr;
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if (entry->stgmedium.tymed != TYMED_NULL)
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{
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{
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const METAFILEPICT *mfpict = GlobalLock(cache_entry->stgmedium.u.hMetaFilePict);
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mfpict = GlobalLock(entry->stgmedium.u.hMetaFilePict);
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if (!mfpict)
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if (!mfpict)
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{
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IStream_Release(pres_stream);
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return DV_E_STGMEDIUM;
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return DV_E_STGMEDIUM;
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}
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data_size = GetMetaFileBitsEx(mfpict->hMF, 0, NULL);
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if (header.dwSize)
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header.dwObjectExtentX = mfpict->xExt;
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{
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header.dwObjectExtentY = mfpict->yExt;
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header.dwSize = data_size;
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data = HeapAlloc(GetProcessHeap(), 0, header.dwSize);
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data = HeapAlloc(GetProcessHeap(), 0, header.dwSize);
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GetMetaFileBitsEx(mfpict->hMF, header.dwSize, data);
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if (!data)
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GlobalUnlock(cache_entry->stgmedium.u.hMetaFilePict);
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if (data)
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{
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{
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hr = IStream_Write(pres_stream, data, header.dwSize, NULL);
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GlobalUnlock(entry->stgmedium.u.hMetaFilePict);
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return E_OUTOFMEMORY;
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}
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GetMetaFileBitsEx(mfpict->hMF, header.dwSize, data);
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GlobalUnlock(entry->stgmedium.u.hMetaFilePict);
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}
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hr = IStream_Write(stream, &header, sizeof(PresentationDataHeader), NULL);
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if (hr == S_OK && data_size)
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hr = IStream_Write(stream, data, data_size, NULL);
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HeapFree(GetProcessHeap(), 0, data);
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HeapFree(GetProcessHeap(), 0, data);
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}
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}
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}
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}
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return hr;
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break;
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}
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case CF_DIB:
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{
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data = GlobalLock(cache_entry->stgmedium.u.hGlobal);
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if (header.dwSize)
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hr = IStream_Write(pres_stream, data, header.dwSize, NULL);
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GlobalUnlock(cache_entry->stgmedium.u.hGlobal);
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break;
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}
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default:
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break;
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}
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}
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IStream_Release(pres_stream);
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static const WCHAR CONTENTS[] = {'C','O','N','T','E','N','T','S',0};
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static HRESULT create_stream(DataCacheEntry *cache_entry, IStorage *storage,
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BOOL contents, IStream **stream)
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{
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WCHAR pres[] = {2,'O','l','e','P','r','e','s',
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'0' + (cache_entry->stream_number / 100) % 10,
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'0' + (cache_entry->stream_number / 10) % 10,
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'0' + cache_entry->stream_number % 10, 0};
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const WCHAR *name;
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if (contents)
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name = CONTENTS;
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else
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name = pres;
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return IStorage_CreateStream(storage, name,
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STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_CREATE,
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0, 0, stream);
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}
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static HRESULT DataCacheEntry_Save(DataCacheEntry *cache_entry, IStorage *storage,
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BOOL same_as_load)
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{
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HRESULT hr;
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IStream *stream;
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BOOL contents = (cache_entry->id == 1);
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TRACE("stream_number = %d, fmtetc = %s\n", cache_entry->stream_number, debugstr_formatetc(&cache_entry->fmtetc));
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hr = create_stream(cache_entry, storage, contents, &stream);
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if (FAILED(hr))
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return hr;
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switch (cache_entry->fmtetc.cfFormat)
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{
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case CF_DIB:
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hr = save_dib(cache_entry, contents, stream);
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break;
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case CF_METAFILEPICT:
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hr = save_mfpict(cache_entry, contents, stream);
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break;
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default:
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FIXME("got unsupported clipboard format %x\n", cache_entry->fmtetc.cfFormat);
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}
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IStream_Release(stream);
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return hr;
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return hr;
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}
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}
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@ -1651,8 +1652,6 @@ static HRESULT parse_contents_stream( DataCache *This, IStorage *stg, IStream *s
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return add_cache_entry( This, fmt, 0, stm, contents_stream );
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return add_cache_entry( This, fmt, 0, stm, contents_stream );
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}
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}
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static const WCHAR CONTENTS[] = {'C','O','N','T','E','N','T','S',0};
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/************************************************************************
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/************************************************************************
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* DataCache_Load (IPersistStorage)
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* DataCache_Load (IPersistStorage)
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*
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*
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