2 * RichEdit GUIDs and OLE interface
4 * Copyright 2004 by Krzysztof Foltman
5 * Copyright 2004 Aric Stewart
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
24 #define NONAMELESSUNION
25 #define NONAMELESSSTRUCT
36 #include "wine/debug.h"
38 WINE_DEFAULT_DEBUG_CHANNEL(richedit);
40 /* there is no way to be consistent across different sets of headers - mingw, Wine, Win32 SDK*/
42 /* FIXME: the next 6 lines should be in textserv.h */
44 #define TEXTSERV_GUID(name, l, w1, w2, b1, b2) \
45 DEFINE_GUID(name, l, w1, w2, b1, b2, 0x00, 0xaa, 0x00, 0x6c, 0xad, 0xc5)
47 TEXTSERV_GUID(IID_ITextServices, 0x8d33f740, 0xcf58, 0x11ce, 0xa8, 0x9d);
48 TEXTSERV_GUID(IID_ITextHost, 0xc5bdd8d0, 0xd26e, 0x11ce, 0xa8, 0x9e);
49 TEXTSERV_GUID(IID_ITextHost2, 0xc5bdd8d0, 0xd26e, 0x11ce, 0xa8, 0x9e);
50 DEFINE_GUID(IID_ITextDocument, 0x8cc497c0, 0xa1df, 0x11ce, 0x80, 0x98, 0x00, 0xaa, 0x00, 0x47, 0xbe, 0x5d);
52 typedef struct IRichEditOleImpl {
53 const IRichEditOleVtbl *lpRichEditOleVtbl;
54 const ITextDocumentVtbl *lpTextDocumentVtbl;
57 ME_TextEditor *editor;
60 static inline IRichEditOleImpl *impl_from_IRichEditOle(IRichEditOle *iface)
62 return (IRichEditOleImpl *)((BYTE*)iface - FIELD_OFFSET(IRichEditOleImpl, lpRichEditOleVtbl));
65 static inline IRichEditOleImpl *impl_from_ITextDocument(ITextDocument *iface)
67 return (IRichEditOleImpl *)((BYTE*)iface - FIELD_OFFSET(IRichEditOleImpl, lpTextDocumentVtbl));
71 IRichEditOle_fnQueryInterface(IRichEditOle *me, REFIID riid, LPVOID *ppvObj)
73 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
75 TRACE("%p %s\n", This, debugstr_guid(riid) );
78 if (IsEqualGUID(riid, &IID_IUnknown) ||
79 IsEqualGUID(riid, &IID_IRichEditOle))
80 *ppvObj = &This->lpRichEditOleVtbl;
81 else if (IsEqualGUID(riid, &IID_ITextDocument))
82 *ppvObj = &This->lpTextDocumentVtbl;
85 IRichEditOle_AddRef(me);
88 FIXME("%p: unhandled interface %s\n", This, debugstr_guid(riid) );
94 IRichEditOle_fnAddRef(IRichEditOle *me)
96 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
97 ULONG ref = InterlockedIncrement( &This->ref );
99 TRACE("%p ref = %u\n", This, ref);
105 IRichEditOle_fnRelease(IRichEditOle *me)
107 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
108 ULONG ref = InterlockedDecrement(&This->ref);
110 TRACE ("%p ref=%u\n", This, ref);
114 TRACE ("Destroying %p\n", This);
120 static HRESULT WINAPI
121 IRichEditOle_fnActivateAs(IRichEditOle *me, REFCLSID rclsid, REFCLSID rclsidAs)
123 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
124 FIXME("stub %p\n",This);
128 static HRESULT WINAPI
129 IRichEditOle_fnContextSensitiveHelp(IRichEditOle *me, BOOL fEnterMode)
131 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
132 FIXME("stub %p\n",This);
136 static HRESULT WINAPI
137 IRichEditOle_fnConvertObject(IRichEditOle *me, LONG iob,
138 REFCLSID rclsidNew, LPCSTR lpstrUserTypeNew)
140 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
141 FIXME("stub %p\n",This);
145 static HRESULT WINAPI
146 IRichEditOle_fnGetClientSite(IRichEditOle *me,
147 LPOLECLIENTSITE *lplpolesite)
149 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
150 FIXME("stub %p\n",This);
154 static HRESULT WINAPI
155 IRichEditOle_fnGetClipboardData(IRichEditOle *me, CHARRANGE *lpchrg,
156 DWORD reco, LPDATAOBJECT *lplpdataobj)
158 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
161 TRACE("(%p,%p,%d)\n",This, lpchrg, reco);
165 ME_GetSelection(This->editor, &tmpchrg.cpMin, &tmpchrg.cpMax);
168 return ME_GetDataObject(This->editor, lpchrg, lplpdataobj);
171 static LONG WINAPI IRichEditOle_fnGetLinkCount(IRichEditOle *me)
173 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
174 FIXME("stub %p\n",This);
178 static HRESULT WINAPI
179 IRichEditOle_fnGetObject(IRichEditOle *me, LONG iob,
180 REOBJECT *lpreobject, DWORD dwFlags)
182 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
183 FIXME("stub %p\n",This);
188 IRichEditOle_fnGetObjectCount(IRichEditOle *me)
190 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
191 FIXME("stub %p\n",This);
195 static HRESULT WINAPI
196 IRichEditOle_fnHandsOffStorage(IRichEditOle *me, LONG iob)
198 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
199 FIXME("stub %p\n",This);
203 static HRESULT WINAPI
204 IRichEditOle_fnImportDataObject(IRichEditOle *me, LPDATAOBJECT lpdataobj,
205 CLIPFORMAT cf, HGLOBAL hMetaPict)
207 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
208 FIXME("stub %p\n",This);
212 static HRESULT WINAPI
213 IRichEditOle_fnInPlaceDeactivate(IRichEditOle *me)
215 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
216 FIXME("stub %p\n",This);
220 static HRESULT WINAPI
221 IRichEditOle_fnInsertObject(IRichEditOle *me, REOBJECT *reo)
223 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
224 TRACE("(%p,%p)\n", This, reo);
226 if (reo->cbStruct < sizeof(*reo)) return STG_E_INVALIDPARAMETER;
227 if (reo->poleobj) IOleObject_AddRef(reo->poleobj);
228 if (reo->pstg) IStorage_AddRef(reo->pstg);
229 if (reo->polesite) IOleClientSite_AddRef(reo->polesite);
231 ME_InsertOLEFromCursor(This->editor, reo, 0);
235 static HRESULT WINAPI IRichEditOle_fnSaveCompleted(IRichEditOle *me, LONG iob,
238 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
239 FIXME("stub %p\n",This);
243 static HRESULT WINAPI
244 IRichEditOle_fnSetDvaspect(IRichEditOle *me, LONG iob, DWORD dvaspect)
246 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
247 FIXME("stub %p\n",This);
251 static HRESULT WINAPI IRichEditOle_fnSetHostNames(IRichEditOle *me,
252 LPCSTR lpstrContainerApp, LPCSTR lpstrContainerObj)
254 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
255 FIXME("stub %p %s %s\n",This, lpstrContainerApp, lpstrContainerObj);
259 static HRESULT WINAPI
260 IRichEditOle_fnSetLinkAvailable(IRichEditOle *me, LONG iob, BOOL fAvailable)
262 IRichEditOleImpl *This = impl_from_IRichEditOle(me);
263 FIXME("stub %p\n",This);
267 static const IRichEditOleVtbl revt = {
268 IRichEditOle_fnQueryInterface,
269 IRichEditOle_fnAddRef,
270 IRichEditOle_fnRelease,
271 IRichEditOle_fnGetClientSite,
272 IRichEditOle_fnGetObjectCount,
273 IRichEditOle_fnGetLinkCount,
274 IRichEditOle_fnGetObject,
275 IRichEditOle_fnInsertObject,
276 IRichEditOle_fnConvertObject,
277 IRichEditOle_fnActivateAs,
278 IRichEditOle_fnSetHostNames,
279 IRichEditOle_fnSetLinkAvailable,
280 IRichEditOle_fnSetDvaspect,
281 IRichEditOle_fnHandsOffStorage,
282 IRichEditOle_fnSaveCompleted,
283 IRichEditOle_fnInPlaceDeactivate,
284 IRichEditOle_fnContextSensitiveHelp,
285 IRichEditOle_fnGetClipboardData,
286 IRichEditOle_fnImportDataObject
289 static HRESULT WINAPI
290 ITextDocument_fnQueryInterface(ITextDocument* me, REFIID riid,
293 IRichEditOleImpl *This = impl_from_ITextDocument(me);
294 return IRichEditOle_fnQueryInterface((IRichEditOle*)&This->lpRichEditOleVtbl,
299 ITextDocument_fnAddRef(ITextDocument* me)
301 IRichEditOleImpl *This = impl_from_ITextDocument(me);
302 return IRichEditOle_fnAddRef((IRichEditOle*)&This->lpRichEditOleVtbl);
306 ITextDocument_fnRelease(ITextDocument* me)
308 IRichEditOleImpl *This = impl_from_ITextDocument(me);
309 return IRichEditOle_fnRelease((IRichEditOle*)&This->lpRichEditOleVtbl);
312 static HRESULT WINAPI
313 ITextDocument_fnGetTypeInfoCount(ITextDocument* me,
316 IRichEditOleImpl *This = impl_from_ITextDocument(me);
317 FIXME("stub %p\n",This);
321 static HRESULT WINAPI
322 ITextDocument_fnGetTypeInfo(ITextDocument* me, UINT iTInfo, LCID lcid,
325 IRichEditOleImpl *This = impl_from_ITextDocument(me);
326 FIXME("stub %p\n",This);
330 static HRESULT WINAPI
331 ITextDocument_fnGetIDsOfNames(ITextDocument* me, REFIID riid,
332 LPOLESTR* rgszNames, UINT cNames, LCID lcid, DISPID* rgDispId)
334 IRichEditOleImpl *This = impl_from_ITextDocument(me);
335 FIXME("stub %p\n",This);
339 static HRESULT WINAPI
340 ITextDocument_fnInvoke(ITextDocument* me, DISPID dispIdMember,
341 REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS* pDispParams,
342 VARIANT* pVarResult, EXCEPINFO* pExcepInfo, UINT* puArgErr)
344 IRichEditOleImpl *This = impl_from_ITextDocument(me);
345 FIXME("stub %p\n",This);
349 static HRESULT WINAPI
350 ITextDocument_fnGetName(ITextDocument* me, BSTR* pName)
352 IRichEditOleImpl *This = impl_from_ITextDocument(me);
353 FIXME("stub %p\n",This);
357 static HRESULT WINAPI
358 ITextDocument_fnGetSelection(ITextDocument* me, ITextSelection** ppSel)
360 IRichEditOleImpl *This = impl_from_ITextDocument(me);
361 FIXME("stub %p\n",This);
365 static HRESULT WINAPI
366 ITextDocument_fnGetStoryCount(ITextDocument* me, long* pCount)
368 IRichEditOleImpl *This = impl_from_ITextDocument(me);
369 FIXME("stub %p\n",This);
373 static HRESULT WINAPI
374 ITextDocument_fnGetStoryRanges(ITextDocument* me,
375 ITextStoryRanges** ppStories)
377 IRichEditOleImpl *This = impl_from_ITextDocument(me);
378 FIXME("stub %p\n",This);
382 static HRESULT WINAPI
383 ITextDocument_fnGetSaved(ITextDocument* me, long* pValue)
385 IRichEditOleImpl *This = impl_from_ITextDocument(me);
386 FIXME("stub %p\n",This);
390 static HRESULT WINAPI
391 ITextDocument_fnSetSaved(ITextDocument* me, long Value)
393 IRichEditOleImpl *This = impl_from_ITextDocument(me);
394 FIXME("stub %p\n",This);
398 static HRESULT WINAPI
399 ITextDocument_fnGetDefaultTabStop(ITextDocument* me, float* pValue)
401 IRichEditOleImpl *This = impl_from_ITextDocument(me);
402 FIXME("stub %p\n",This);
406 static HRESULT WINAPI
407 ITextDocument_fnSetDefaultTabStop(ITextDocument* me, float Value)
409 IRichEditOleImpl *This = impl_from_ITextDocument(me);
410 FIXME("stub %p\n",This);
414 static HRESULT WINAPI
415 ITextDocument_fnNew(ITextDocument* me)
417 IRichEditOleImpl *This = impl_from_ITextDocument(me);
418 FIXME("stub %p\n",This);
422 static HRESULT WINAPI
423 ITextDocument_fnOpen(ITextDocument* me, VARIANT* pVar, long Flags,
426 IRichEditOleImpl *This = impl_from_ITextDocument(me);
427 FIXME("stub %p\n",This);
431 static HRESULT WINAPI
432 ITextDocument_fnSave(ITextDocument* me, VARIANT* pVar, long Flags,
435 IRichEditOleImpl *This = impl_from_ITextDocument(me);
436 FIXME("stub %p\n",This);
440 static HRESULT WINAPI
441 ITextDocument_fnFreeze(ITextDocument* me, long* pCount)
443 IRichEditOleImpl *This = impl_from_ITextDocument(me);
444 FIXME("stub %p\n",This);
448 static HRESULT WINAPI
449 ITextDocument_fnUnfreeze(ITextDocument* me, long* pCount)
451 IRichEditOleImpl *This = impl_from_ITextDocument(me);
452 FIXME("stub %p\n",This);
456 static HRESULT WINAPI
457 ITextDocument_fnBeginEditCollection(ITextDocument* me)
459 IRichEditOleImpl *This = impl_from_ITextDocument(me);
460 FIXME("stub %p\n",This);
464 static HRESULT WINAPI
465 ITextDocument_fnEndEditCollection(ITextDocument* me)
467 IRichEditOleImpl *This = impl_from_ITextDocument(me);
468 FIXME("stub %p\n",This);
472 static HRESULT WINAPI
473 ITextDocument_fnUndo(ITextDocument* me, long Count, long* prop)
475 IRichEditOleImpl *This = impl_from_ITextDocument(me);
476 FIXME("stub %p\n",This);
480 static HRESULT WINAPI
481 ITextDocument_fnRedo(ITextDocument* me, long Count, long* prop)
483 IRichEditOleImpl *This = impl_from_ITextDocument(me);
484 FIXME("stub %p\n",This);
488 static HRESULT WINAPI
489 ITextDocument_fnRange(ITextDocument* me, long cp1, long cp2,
490 ITextRange** ppRange)
492 IRichEditOleImpl *This = impl_from_ITextDocument(me);
493 FIXME("stub %p\n",This);
497 static HRESULT WINAPI
498 ITextDocument_fnRangeFromPoint(ITextDocument* me, long x, long y,
499 ITextRange** ppRange)
501 IRichEditOleImpl *This = impl_from_ITextDocument(me);
502 FIXME("stub %p\n",This);
506 static const ITextDocumentVtbl tdvt = {
507 ITextDocument_fnQueryInterface,
508 ITextDocument_fnAddRef,
509 ITextDocument_fnRelease,
510 ITextDocument_fnGetTypeInfoCount,
511 ITextDocument_fnGetTypeInfo,
512 ITextDocument_fnGetIDsOfNames,
513 ITextDocument_fnInvoke,
514 ITextDocument_fnGetName,
515 ITextDocument_fnGetSelection,
516 ITextDocument_fnGetStoryCount,
517 ITextDocument_fnGetStoryRanges,
518 ITextDocument_fnGetSaved,
519 ITextDocument_fnSetSaved,
520 ITextDocument_fnGetDefaultTabStop,
521 ITextDocument_fnSetDefaultTabStop,
523 ITextDocument_fnOpen,
524 ITextDocument_fnSave,
525 ITextDocument_fnFreeze,
526 ITextDocument_fnUnfreeze,
527 ITextDocument_fnBeginEditCollection,
528 ITextDocument_fnEndEditCollection,
529 ITextDocument_fnUndo,
530 ITextDocument_fnRedo,
531 ITextDocument_fnRange,
532 ITextDocument_fnRangeFromPoint
535 LRESULT CreateIRichEditOle(ME_TextEditor *editor, LPVOID *ppObj)
537 IRichEditOleImpl *reo;
539 reo = heap_alloc(sizeof(IRichEditOleImpl));
543 reo->lpRichEditOleVtbl = &revt;
544 reo->lpTextDocumentVtbl = &tdvt;
546 reo->editor = editor;
547 TRACE("Created %p\n",reo);
548 *ppObj = (LPVOID) reo;
553 static void convert_sizel(ME_Context *c, const SIZEL* szl, SIZE* sz)
555 /* sizel is in .01 millimeters, sz in pixels */
556 sz->cx = MulDiv(szl->cx, c->dpi.cx, 2540);
557 sz->cy = MulDiv(szl->cy, c->dpi.cy, 2540);
560 /******************************************************************************
561 * ME_GetOLEObjectSize
563 * Sets run extent for OLE objects.
565 void ME_GetOLEObjectSize(ME_Context *c, ME_Run *run, SIZE *pSize)
573 assert(run->nFlags & MERF_GRAPHICS);
574 assert(run->ole_obj);
576 if (run->ole_obj->sizel.cx != 0 || run->ole_obj->sizel.cy != 0)
578 convert_sizel(c, &run->ole_obj->sizel, pSize);
582 IOleObject_QueryInterface(run->ole_obj->poleobj, &IID_IDataObject, (void**)&ido);
583 fmt.cfFormat = CF_BITMAP;
585 fmt.dwAspect = DVASPECT_CONTENT;
587 fmt.tymed = TYMED_GDI;
588 if (IDataObject_GetData(ido, &fmt, &stgm) != S_OK)
590 fmt.cfFormat = CF_ENHMETAFILE;
591 fmt.tymed = TYMED_ENHMF;
592 if (IDataObject_GetData(ido, &fmt, &stgm) != S_OK)
594 FIXME("unsupported format\n");
595 pSize->cx = pSize->cy = 0;
596 IDataObject_Release(ido);
604 GetObjectW(stgm.u.hBitmap, sizeof(dibsect), &dibsect);
605 pSize->cx = dibsect.dsBm.bmWidth;
606 pSize->cy = dibsect.dsBm.bmHeight;
607 if (!stgm.pUnkForRelease) DeleteObject(stgm.u.hBitmap);
610 GetEnhMetaFileHeader(stgm.u.hEnhMetaFile, sizeof(emh), &emh);
611 pSize->cx = emh.rclBounds.right - emh.rclBounds.left;
612 pSize->cy = emh.rclBounds.bottom - emh.rclBounds.top;
613 if (!stgm.pUnkForRelease) DeleteEnhMetaFile(stgm.u.hEnhMetaFile);
616 FIXME("Unsupported tymed %d\n", stgm.tymed);
619 IDataObject_Release(ido);
620 if (c->editor->nZoomNumerator != 0)
622 pSize->cx = MulDiv(pSize->cx, c->editor->nZoomNumerator, c->editor->nZoomDenominator);
623 pSize->cy = MulDiv(pSize->cy, c->editor->nZoomNumerator, c->editor->nZoomDenominator);
627 void ME_DrawOLE(ME_Context *c, int x, int y, ME_Run *run,
628 ME_Paragraph *para, BOOL selected)
639 assert(run->nFlags & MERF_GRAPHICS);
640 assert(run->ole_obj);
641 if (IOleObject_QueryInterface(run->ole_obj->poleobj, &IID_IDataObject, (void**)&ido) != S_OK)
643 FIXME("Couldn't get interface\n");
646 has_size = run->ole_obj->sizel.cx != 0 || run->ole_obj->sizel.cy != 0;
647 fmt.cfFormat = CF_BITMAP;
649 fmt.dwAspect = DVASPECT_CONTENT;
651 fmt.tymed = TYMED_GDI;
652 if (IDataObject_GetData(ido, &fmt, &stgm) != S_OK)
654 fmt.cfFormat = CF_ENHMETAFILE;
655 fmt.tymed = TYMED_ENHMF;
656 if (IDataObject_GetData(ido, &fmt, &stgm) != S_OK)
658 FIXME("Couldn't get storage medium\n");
659 IDataObject_Release(ido);
666 GetObjectW(stgm.u.hBitmap, sizeof(dibsect), &dibsect);
667 hMemDC = CreateCompatibleDC(c->hDC);
668 SelectObject(hMemDC, stgm.u.hBitmap);
669 if (!has_size && c->editor->nZoomNumerator == 0)
671 sz.cx = dibsect.dsBm.bmWidth;
672 sz.cy = dibsect.dsBm.bmHeight;
673 BitBlt(c->hDC, x, y - dibsect.dsBm.bmHeight,
674 dibsect.dsBm.bmWidth, dibsect.dsBm.bmHeight,
675 hMemDC, 0, 0, SRCCOPY);
681 convert_sizel(c, &run->ole_obj->sizel, &sz);
685 sz.cy = MulDiv(dibsect.dsBm.bmWidth,
686 c->editor->nZoomNumerator, c->editor->nZoomDenominator);
687 sz.cx = MulDiv(dibsect.dsBm.bmHeight,
688 c->editor->nZoomNumerator, c->editor->nZoomDenominator);
690 StretchBlt(c->hDC, x, y - sz.cy, sz.cx, sz.cy,
691 hMemDC, 0, 0, dibsect.dsBm.bmWidth, dibsect.dsBm.bmHeight, SRCCOPY);
693 if (!stgm.pUnkForRelease) DeleteObject(stgm.u.hBitmap);
696 GetEnhMetaFileHeader(stgm.u.hEnhMetaFile, sizeof(emh), &emh);
697 if (!has_size && c->editor->nZoomNumerator == 0)
699 sz.cy = emh.rclBounds.bottom - emh.rclBounds.top;
700 sz.cx = emh.rclBounds.right - emh.rclBounds.left;
706 convert_sizel(c, &run->ole_obj->sizel, &sz);
710 sz.cy = MulDiv(emh.rclBounds.bottom - emh.rclBounds.top,
711 c->editor->nZoomNumerator, c->editor->nZoomDenominator);
712 sz.cx = MulDiv(emh.rclBounds.right - emh.rclBounds.left,
713 c->editor->nZoomNumerator, c->editor->nZoomDenominator);
721 rc.right = x + sz.cx;
723 PlayEnhMetaFile(c->hDC, stgm.u.hEnhMetaFile, &rc);
725 if (!stgm.pUnkForRelease) DeleteEnhMetaFile(stgm.u.hEnhMetaFile);
728 FIXME("Unsupported tymed %d\n", stgm.tymed);
732 if (selected && !c->editor->bHideSelection)
733 PatBlt(c->hDC, x, y - sz.cy, sz.cx, sz.cy, DSTINVERT);
734 IDataObject_Release(ido);
737 void ME_DeleteReObject(REOBJECT* reo)
739 if (reo->poleobj) IOleObject_Release(reo->poleobj);
740 if (reo->pstg) IStorage_Release(reo->pstg);
741 if (reo->polesite) IOleClientSite_Release(reo->polesite);
745 void ME_CopyReObject(REOBJECT* dst, const REOBJECT* src)
749 if (dst->poleobj) IOleObject_AddRef(dst->poleobj);
750 if (dst->pstg) IStorage_AddRef(dst->pstg);
751 if (dst->polesite) IOleClientSite_AddRef(dst->polesite);