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Abey George (of Macadamian/Corel)

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When you open files with Embedded objects, they were not getting drawn
correctly.  When you paste OLE objects with presentation data, they
were not getting drawn correctly.
This commit is contained in:
Alexandre Julliard 2000-05-23 23:34:40 +00:00
parent b200793de4
commit 32c8934d8a
2 changed files with 137 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

116
dlls/ole32/datacache.c
View File

@ -2,6 +2,7 @@
* OLE 2 Data cache
*
* Copyright 1999 Francis Beaudet
* Copyright 2000 Abey George
*
* NOTES:
* The OLE2 data cache supports a whole whack of
@ -32,10 +33,12 @@
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winerror.h"
#include "crtdll.h"
#include "wine/obj_oleview.h"
#include "wine/obj_cache.h"
#include "ole2.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(ole);
@ -58,9 +61,9 @@ typedef struct PresentationDataHeader
DWORD unknown6;
DWORD unknown7; /* 0 */
DWORD objectExtentX;
DWORD objectExtentY;
DWORD unknown8;
DWORD dwObjectExtentX;
DWORD dwObjectExtentY;
DWORD dwSize;
} PresentationDataHeader;
/****************************************************************************
@ -1037,12 +1040,109 @@ static ULONG WINAPI DataCache_IDataObject_Release(
return IUnknown_Release(this->outerUnknown);
}
/************************************************************************
* DataCache_GetData
*
* Get Data from a source dataobject using format pformatetcIn->cfFormat
* See Windows documentation for more details on GetData.
* TODO: Currently only CF_METAFILEPICT is implemented
*/
static HRESULT WINAPI DataCache_GetData(
IDataObject* iface,
LPFORMATETC pformatetcIn,
STGMEDIUM* pmedium)
{
FIXME("stub\n");
HRESULT hr = 0;
HRESULT hrRet = E_UNEXPECTED;
IPersistStorage *pPersistStorage = 0;
IStorage *pStorage = 0;
IStream *pStream = 0;
OLECHAR name[]={ 2, 'O', 'l', 'e', 'P', 'r', 'e', 's', '0', '0', '0', 0};
HGLOBAL hGlobalMF = 0;
void *mfBits = 0;
PresentationDataHeader pdh;
METAFILEPICT *mfPict;
HMETAFILE hMetaFile = 0;
if (pformatetcIn->cfFormat == CF_METAFILEPICT)
{
/* Get the Persist Storage */
hr = IDataObject_QueryInterface(iface, &IID_IPersistStorage, (void**)&pPersistStorage);
if (hr != S_OK)
goto cleanup;
/* Create a doc file to copy the doc to a storage */
hr = StgCreateDocfile(NULL, STGM_CREATE | STGM_READWRITE | STGM_SHARE_EXCLUSIVE, 0, &pStorage);
if (hr != S_OK)
goto cleanup;
/* Save it to storage */
hr = OleSave(pPersistStorage, pStorage, FALSE);
if (hr != S_OK)
goto cleanup;
/* Open the Presentation data srteam */
hr = IStorage_OpenStream(pStorage, name, 0, STGM_CREATE|STGM_SHARE_EXCLUSIVE|STGM_READWRITE, 0, &pStream);
if (hr != S_OK)
goto cleanup;
/* Read the presentation header */
hr = IStream_Read(pStream, &pdh, sizeof(PresentationDataHeader), NULL);
if (hr != S_OK)
goto cleanup;
mfBits = HeapAlloc(GetProcessHeap(), 0, pdh.dwSize);
/* Read the Metafile bits */
hr = IStream_Read(pStream, mfBits, pdh.dwSize, NULL);
if (hr != S_OK)
goto cleanup;
/* Create the metafile and place it in the STGMEDIUM structure */
hMetaFile = SetMetaFileBitsEx(pdh.dwSize, mfBits);
hGlobalMF = GlobalAlloc(GMEM_SHARE|GMEM_MOVEABLE, sizeof(METAFILEPICT));
mfPict = (METAFILEPICT *)GlobalLock(hGlobalMF);
mfPict->hMF = hMetaFile;
GlobalUnlock(hGlobalMF);
pmedium->u.hGlobal = hGlobalMF;
pmedium->tymed = TYMED_MFPICT;
hrRet = S_OK;
cleanup:
if (mfBits)
HeapFree(GetProcessHeap(), 0, mfBits);
if (pStream)
IStream_Release(pStream);
if (pStorage)
IStorage_Release(pStorage);
if (pPersistStorage)
IPersistStorage_Release(pPersistStorage);
return hrRet;
}
/* TODO: Other formats are not implemented */
return E_NOTIMPL;
}
@ -1512,8 +1612,8 @@ static HRESULT WINAPI DataCache_Draw(
POINT oldViewportOrg;
SetWindowExtEx(hdcDraw,
presData.objectExtentX,
presData.objectExtentY,
presData.dwObjectExtentX,
presData.dwObjectExtentY,
&oldWindowExt);
SetViewportExtEx(hdcDraw,
@ -1732,8 +1832,8 @@ static HRESULT WINAPI DataCache_GetExtent(
if (SUCCEEDED(hres))
{
lpsizel->cx = presData.objectExtentX;
lpsizel->cy = presData.objectExtentY;
lpsizel->cx = presData.dwObjectExtentX;
lpsizel->cy = presData.dwObjectExtentY;
}
/*

31
dlls/ole32/defaulthandler.c
View File

@ -2,6 +2,7 @@
* OLE 2 default object handler
*
* Copyright 1999 Francis Beaudet
* Copyright 2000 Abey George
*
* NOTES:
* The OLE2 default object handler supports a whole whack of
@ -1296,13 +1297,39 @@ static ULONG WINAPI DefaultHandler_IDataObject_Release(
return IUnknown_Release(this->outerUnknown);
}
/************************************************************************
* DefaultHandler_GetData
*
* Get Data from a source dataobject using format pformatetcIn->cfFormat
* See Windows documentation for more details on GetData.
* Default handler's implementation of this method delegates to the cache.
*/
static HRESULT WINAPI DefaultHandler_GetData(
IDataObject* iface,
LPFORMATETC pformatetcIn,
STGMEDIUM* pmedium)
{
FIXME(": Stub\n");
return E_NOTIMPL;
IDataObject* cacheDataObject = NULL;
HRESULT hres;
_ICOM_THIS_From_IDataObject(DefaultHandler, iface);
TRACE("(%p, %p, %p)\n", iface, pformatetcIn, pmedium);
hres = IUnknown_QueryInterface(this->dataCache,
&IID_IDataObject,
(void**)&cacheDataObject);
if (FAILED(hres))
return E_UNEXPECTED;
hres = IDataObject_GetData(cacheDataObject,
pformatetcIn,
pmedium);
IDataObject_Release(cacheDataObject);
return hres;
}
static HRESULT WINAPI DefaultHandler_GetDataHere(