2 * DOM CDATA node implementation
4 * Copyright 2007 Alistair Leslie-Hughes
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
32 #include "msxml_private.h"
34 #include "wine/debug.h"
36 WINE_DEFAULT_DEBUG_CHANNEL(msxml
);
40 typedef struct _domcdata
42 const struct IXMLDOMCDATASectionVtbl
*lpVtbl
;
47 static inline domcdata
*impl_from_IXMLDOMCDATASection( IXMLDOMCDATASection
*iface
)
49 return (domcdata
*)((char*)iface
- FIELD_OFFSET(domcdata
, lpVtbl
));
52 static HRESULT WINAPI
domcdata_QueryInterface(
53 IXMLDOMCDATASection
*iface
,
57 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
58 TRACE("%p %s %p\n", This
, debugstr_guid(riid
), ppvObject
);
60 if ( IsEqualGUID( riid
, &IID_IXMLDOMCDATASection
) ||
61 IsEqualGUID( riid
, &IID_IXMLDOMCharacterData
) ||
62 IsEqualGUID( riid
, &IID_IDispatch
) ||
63 IsEqualGUID( riid
, &IID_IUnknown
) )
67 else if ( IsEqualGUID( riid
, &IID_IXMLDOMNode
) )
69 *ppvObject
= IXMLDOMNode_from_impl(This
->node
);
71 else if ( IsEqualGUID( riid
, &IID_IXMLDOMText
) ||
72 IsEqualGUID( riid
, &IID_IXMLDOMElement
) )
74 TRACE("Unsupported interface\n");
79 FIXME("Unsupported interface %s\n", debugstr_guid(riid
));
83 IXMLDOMText_AddRef((IUnknown
*)*ppvObject
);
87 static ULONG WINAPI
domcdata_AddRef(
88 IXMLDOMCDATASection
*iface
)
90 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
91 return InterlockedIncrement( &This
->ref
);
94 static ULONG WINAPI
domcdata_Release(
95 IXMLDOMCDATASection
*iface
)
97 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
100 ref
= InterlockedDecrement( &This
->ref
);
103 destroy_xmlnode(This
->node
);
104 HeapFree( GetProcessHeap(), 0, This
);
110 static HRESULT WINAPI
domcdata_GetTypeInfoCount(
111 IXMLDOMCDATASection
*iface
,
114 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
116 TRACE("(%p)->(%p)\n", This
, pctinfo
);
123 static HRESULT WINAPI
domcdata_GetTypeInfo(
124 IXMLDOMCDATASection
*iface
,
125 UINT iTInfo
, LCID lcid
,
126 ITypeInfo
** ppTInfo
)
128 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
131 TRACE("(%p)->(%u %u %p)\n", This
, iTInfo
, lcid
, ppTInfo
);
133 hr
= get_typeinfo(IXMLDOMCDATASection_tid
, ppTInfo
);
138 static HRESULT WINAPI
domcdata_GetIDsOfNames(
139 IXMLDOMCDATASection
*iface
,
140 REFIID riid
, LPOLESTR
* rgszNames
,
141 UINT cNames
, LCID lcid
, DISPID
* rgDispId
)
143 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
147 TRACE("(%p)->(%s %p %u %u %p)\n", This
, debugstr_guid(riid
), rgszNames
, cNames
,
150 if(!rgszNames
|| cNames
== 0 || !rgDispId
)
153 hr
= get_typeinfo(IXMLDOMCDATASection_tid
, &typeinfo
);
156 hr
= ITypeInfo_GetIDsOfNames(typeinfo
, rgszNames
, cNames
, rgDispId
);
157 ITypeInfo_Release(typeinfo
);
163 static HRESULT WINAPI
domcdata_Invoke(
164 IXMLDOMCDATASection
*iface
,
165 DISPID dispIdMember
, REFIID riid
, LCID lcid
,
166 WORD wFlags
, DISPPARAMS
* pDispParams
, VARIANT
* pVarResult
,
167 EXCEPINFO
* pExcepInfo
, UINT
* puArgErr
)
169 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
173 TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This
, dispIdMember
, debugstr_guid(riid
),
174 lcid
, wFlags
, pDispParams
, pVarResult
, pExcepInfo
, puArgErr
);
176 hr
= get_typeinfo(IXMLDOMCDATASection_tid
, &typeinfo
);
179 hr
= ITypeInfo_Invoke(typeinfo
, &(This
->lpVtbl
), dispIdMember
, wFlags
, pDispParams
,
180 pVarResult
, pExcepInfo
, puArgErr
);
181 ITypeInfo_Release(typeinfo
);
187 static HRESULT WINAPI
domcdata_get_nodeName(
188 IXMLDOMCDATASection
*iface
,
191 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
192 return IXMLDOMNode_get_nodeName( IXMLDOMNode_from_impl(This
->node
), p
);
195 static HRESULT WINAPI
domcdata_get_nodeValue(
196 IXMLDOMCDATASection
*iface
,
199 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
200 return IXMLDOMNode_get_nodeValue( IXMLDOMNode_from_impl(This
->node
), var1
);
203 static HRESULT WINAPI
domcdata_put_nodeValue(
204 IXMLDOMCDATASection
*iface
,
207 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
208 return IXMLDOMNode_put_nodeValue( IXMLDOMNode_from_impl(This
->node
), var1
);
211 static HRESULT WINAPI
domcdata_get_nodeType(
212 IXMLDOMCDATASection
*iface
,
213 DOMNodeType
* domNodeType
)
215 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
216 return IXMLDOMNode_get_nodeType( IXMLDOMNode_from_impl(This
->node
), domNodeType
);
219 static HRESULT WINAPI
domcdata_get_parentNode(
220 IXMLDOMCDATASection
*iface
,
221 IXMLDOMNode
** parent
)
223 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
224 return IXMLDOMNode_get_parentNode( IXMLDOMNode_from_impl(This
->node
), parent
);
227 static HRESULT WINAPI
domcdata_get_childNodes(
228 IXMLDOMCDATASection
*iface
,
229 IXMLDOMNodeList
** outList
)
231 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
232 return IXMLDOMNode_get_childNodes( IXMLDOMNode_from_impl(This
->node
), outList
);
235 static HRESULT WINAPI
domcdata_get_firstChild(
236 IXMLDOMCDATASection
*iface
,
237 IXMLDOMNode
** domNode
)
239 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
240 return IXMLDOMNode_get_firstChild( IXMLDOMNode_from_impl(This
->node
), domNode
);
243 static HRESULT WINAPI
domcdata_get_lastChild(
244 IXMLDOMCDATASection
*iface
,
245 IXMLDOMNode
** domNode
)
247 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
248 return IXMLDOMNode_get_lastChild( IXMLDOMNode_from_impl(This
->node
), domNode
);
251 static HRESULT WINAPI
domcdata_get_previousSibling(
252 IXMLDOMCDATASection
*iface
,
253 IXMLDOMNode
** domNode
)
255 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
256 return IXMLDOMNode_get_previousSibling( IXMLDOMNode_from_impl(This
->node
), domNode
);
259 static HRESULT WINAPI
domcdata_get_nextSibling(
260 IXMLDOMCDATASection
*iface
,
261 IXMLDOMNode
** domNode
)
263 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
264 return IXMLDOMNode_get_nextSibling( IXMLDOMNode_from_impl(This
->node
), domNode
);
267 static HRESULT WINAPI
domcdata_get_attributes(
268 IXMLDOMCDATASection
*iface
,
269 IXMLDOMNamedNodeMap
** attributeMap
)
271 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
272 return IXMLDOMNode_get_attributes( IXMLDOMNode_from_impl(This
->node
), attributeMap
);
275 static HRESULT WINAPI
domcdata_insertBefore(
276 IXMLDOMCDATASection
*iface
,
277 IXMLDOMNode
* newNode
, VARIANT var1
,
278 IXMLDOMNode
** outOldNode
)
280 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
281 return IXMLDOMNode_insertBefore( IXMLDOMNode_from_impl(This
->node
), newNode
, var1
, outOldNode
);
284 static HRESULT WINAPI
domcdata_replaceChild(
285 IXMLDOMCDATASection
*iface
,
286 IXMLDOMNode
* newNode
,
287 IXMLDOMNode
* oldNode
,
288 IXMLDOMNode
** outOldNode
)
290 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
291 return IXMLDOMNode_replaceChild( IXMLDOMNode_from_impl(This
->node
), newNode
, oldNode
, outOldNode
);
294 static HRESULT WINAPI
domcdata_removeChild(
295 IXMLDOMCDATASection
*iface
,
296 IXMLDOMNode
* domNode
, IXMLDOMNode
** oldNode
)
298 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
299 return IXMLDOMNode_removeChild( IXMLDOMNode_from_impl(This
->node
), domNode
, oldNode
);
302 static HRESULT WINAPI
domcdata_appendChild(
303 IXMLDOMCDATASection
*iface
,
304 IXMLDOMNode
* newNode
, IXMLDOMNode
** outNewNode
)
306 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
307 return IXMLDOMNode_appendChild( IXMLDOMNode_from_impl(This
->node
), newNode
, outNewNode
);
310 static HRESULT WINAPI
domcdata_hasChildNodes(
311 IXMLDOMCDATASection
*iface
,
314 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
315 return IXMLDOMNode_hasChildNodes( IXMLDOMNode_from_impl(This
->node
), pbool
);
318 static HRESULT WINAPI
domcdata_get_ownerDocument(
319 IXMLDOMCDATASection
*iface
,
320 IXMLDOMDocument
** domDocument
)
322 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
323 return IXMLDOMNode_get_ownerDocument( IXMLDOMNode_from_impl(This
->node
), domDocument
);
326 static HRESULT WINAPI
domcdata_cloneNode(
327 IXMLDOMCDATASection
*iface
,
328 VARIANT_BOOL pbool
, IXMLDOMNode
** outNode
)
330 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
331 return IXMLDOMNode_cloneNode( IXMLDOMNode_from_impl(This
->node
), pbool
, outNode
);
334 static HRESULT WINAPI
domcdata_get_nodeTypeString(
335 IXMLDOMCDATASection
*iface
,
338 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
339 return IXMLDOMNode_get_nodeTypeString( IXMLDOMNode_from_impl(This
->node
), p
);
342 static HRESULT WINAPI
domcdata_get_text(
343 IXMLDOMCDATASection
*iface
,
346 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
347 return IXMLDOMNode_get_text( IXMLDOMNode_from_impl(This
->node
), p
);
350 static HRESULT WINAPI
domcdata_put_text(
351 IXMLDOMCDATASection
*iface
,
354 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
355 return IXMLDOMNode_put_text( IXMLDOMNode_from_impl(This
->node
), p
);
358 static HRESULT WINAPI
domcdata_get_specified(
359 IXMLDOMCDATASection
*iface
,
362 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
363 return IXMLDOMNode_get_specified( IXMLDOMNode_from_impl(This
->node
), pbool
);
366 static HRESULT WINAPI
domcdata_get_definition(
367 IXMLDOMCDATASection
*iface
,
368 IXMLDOMNode
** domNode
)
370 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
371 return IXMLDOMNode_get_definition( IXMLDOMNode_from_impl(This
->node
), domNode
);
374 static HRESULT WINAPI
domcdata_get_nodeTypedValue(
375 IXMLDOMCDATASection
*iface
,
378 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
379 return IXMLDOMNode_get_nodeTypedValue( IXMLDOMNode_from_impl(This
->node
), var1
);
382 static HRESULT WINAPI
domcdata_put_nodeTypedValue(
383 IXMLDOMCDATASection
*iface
,
386 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
387 return IXMLDOMNode_put_nodeTypedValue( IXMLDOMNode_from_impl(This
->node
), var1
);
390 static HRESULT WINAPI
domcdata_get_dataType(
391 IXMLDOMCDATASection
*iface
,
394 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
395 return IXMLDOMNode_get_dataType( IXMLDOMNode_from_impl(This
->node
), var1
);
398 static HRESULT WINAPI
domcdata_put_dataType(
399 IXMLDOMCDATASection
*iface
,
402 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
403 return IXMLDOMNode_put_dataType( IXMLDOMNode_from_impl(This
->node
), p
);
406 static HRESULT WINAPI
domcdata_get_xml(
407 IXMLDOMCDATASection
*iface
,
410 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
411 return IXMLDOMNode_get_xml( IXMLDOMNode_from_impl(This
->node
), p
);
414 static HRESULT WINAPI
domcdata_transformNode(
415 IXMLDOMCDATASection
*iface
,
416 IXMLDOMNode
* domNode
, BSTR
* p
)
418 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
419 return IXMLDOMNode_transformNode( IXMLDOMNode_from_impl(This
->node
), domNode
, p
);
422 static HRESULT WINAPI
domcdata_selectNodes(
423 IXMLDOMCDATASection
*iface
,
424 BSTR p
, IXMLDOMNodeList
** outList
)
426 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
427 return IXMLDOMNode_selectNodes( IXMLDOMNode_from_impl(This
->node
), p
, outList
);
430 static HRESULT WINAPI
domcdata_selectSingleNode(
431 IXMLDOMCDATASection
*iface
,
432 BSTR p
, IXMLDOMNode
** outNode
)
434 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
435 return IXMLDOMNode_selectSingleNode( IXMLDOMNode_from_impl(This
->node
), p
, outNode
);
438 static HRESULT WINAPI
domcdata_get_parsed(
439 IXMLDOMCDATASection
*iface
,
442 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
443 return IXMLDOMNode_get_parsed( IXMLDOMNode_from_impl(This
->node
), pbool
);
446 static HRESULT WINAPI
domcdata_get_namespaceURI(
447 IXMLDOMCDATASection
*iface
,
450 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
451 return IXMLDOMNode_get_namespaceURI( IXMLDOMNode_from_impl(This
->node
), p
);
454 static HRESULT WINAPI
domcdata_get_prefix(
455 IXMLDOMCDATASection
*iface
,
458 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
459 return IXMLDOMNode_get_prefix( IXMLDOMNode_from_impl(This
->node
), p
);
462 static HRESULT WINAPI
domcdata_get_baseName(
463 IXMLDOMCDATASection
*iface
,
466 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
467 return IXMLDOMNode_get_baseName( IXMLDOMNode_from_impl(This
->node
), p
);
470 static HRESULT WINAPI
domcdata_transformNodeToObject(
471 IXMLDOMCDATASection
*iface
,
472 IXMLDOMNode
* domNode
, VARIANT var1
)
474 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
475 return IXMLDOMNode_transformNodeToObject( IXMLDOMNode_from_impl(This
->node
), domNode
, var1
);
478 static HRESULT WINAPI
domcdata_get_data(
479 IXMLDOMCDATASection
*iface
,
482 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
489 hr
= IXMLDOMNode_get_nodeValue( IXMLDOMNode_from_impl(This
->node
), &vRet
);
498 static HRESULT WINAPI
domcdata_put_data(
499 IXMLDOMCDATASection
*iface
,
502 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
506 TRACE("%p %s\n", This
, debugstr_w(data
) );
508 V_VT(&val
) = VT_BSTR
;
511 hr
= IXMLDOMNode_put_nodeValue( IXMLDOMNode_from_impl(This
->node
), val
);
516 static HRESULT WINAPI
domcdata_get_length(
517 IXMLDOMCDATASection
*iface
,
520 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
524 TRACE("%p\n", iface
);
529 pContent
= xmlNodeGetContent(This
->node
->node
);
532 nLength
= xmlStrlen(pContent
);
541 static HRESULT WINAPI
domcdata_substringData(
542 IXMLDOMCDATASection
*iface
,
543 LONG offset
, LONG count
, BSTR
*p
)
545 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
548 HRESULT hr
= S_FALSE
;
550 TRACE("%p\n", iface
);
556 if(offset
< 0 || count
< 0)
562 pContent
= xmlNodeGetContent(This
->node
->node
);
565 nLength
= xmlStrlen(pContent
);
567 if( offset
< nLength
)
569 BSTR sContent
= bstr_from_xmlChar(pContent
);
570 if(offset
+ count
> nLength
)
571 *p
= SysAllocString(&sContent
[offset
]);
573 *p
= SysAllocStringLen(&sContent
[offset
], count
);
575 SysFreeString(sContent
);
585 static HRESULT WINAPI
domcdata_appendData(
586 IXMLDOMCDATASection
*iface
,
589 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
591 HRESULT hr
= S_FALSE
;
593 TRACE("%p\n", iface
);
595 /* Nothing to do if NULL or an Empty string passed in. */
596 if(p
== NULL
|| SysStringLen(p
) == 0)
599 pContent
= xmlChar_from_wchar( p
);
602 if(xmlTextConcat(This
->node
->node
, pContent
, SysStringLen(p
) ) == 0)
609 HeapFree(GetProcessHeap(), 0, pContent
);
614 static HRESULT WINAPI
domcdata_insertData(
615 IXMLDOMCDATASection
*iface
,
618 domcdata
*This
= impl_from_IXMLDOMCDATASection( iface
);
619 xmlChar
*pXmlContent
;
621 HRESULT hr
= S_FALSE
;
622 LONG nLength
= 0, nLengthP
= 0;
627 /* If have a NULL or empty string, don't do anything. */
628 if(SysStringLen(p
) == 0)
636 pXmlContent
= xmlNodeGetContent(This
->node
->node
);
639 BSTR sContent
= bstr_from_xmlChar( pXmlContent
);
640 nLength
= SysStringLen(sContent
);
641 nLengthP
= SysStringLen(p
);
645 SysFreeString(sContent
);
646 xmlFree(pXmlContent
);
651 sNewString
= SysAllocStringLen(NULL
, nLength
+ nLengthP
+ 1);
655 memcpy(sNewString
, sContent
, offset
* sizeof(WCHAR
));
657 memcpy(&sNewString
[offset
], p
, nLengthP
* sizeof(WCHAR
));
659 if(offset
+nLengthP
< nLength
)
660 memcpy(&sNewString
[offset
+nLengthP
], &sContent
[offset
], (nLength
-offset
) * sizeof(WCHAR
));
662 sNewString
[nLengthP
+ nLength
] = 0;
664 str
= xmlChar_from_wchar(sNewString
);
667 xmlNodeSetContent(This
->node
->node
, str
);
670 HeapFree(GetProcessHeap(), 0, str
);
672 SysFreeString(sNewString
);
675 SysFreeString(sContent
);
677 xmlFree(pXmlContent
);
683 static HRESULT WINAPI
domcdata_deleteData(
684 IXMLDOMCDATASection
*iface
,
685 LONG offset
, LONG count
)
691 static HRESULT WINAPI
domcdata_replaceData(
692 IXMLDOMCDATASection
*iface
,
693 LONG offset
, LONG count
, BSTR p
)
699 static HRESULT WINAPI
domcdata_splitText(
700 IXMLDOMCDATASection
*iface
,
701 LONG offset
, IXMLDOMText
**txtNode
)
708 static const struct IXMLDOMCDATASectionVtbl domcdata_vtbl
=
710 domcdata_QueryInterface
,
713 domcdata_GetTypeInfoCount
,
714 domcdata_GetTypeInfo
,
715 domcdata_GetIDsOfNames
,
717 domcdata_get_nodeName
,
718 domcdata_get_nodeValue
,
719 domcdata_put_nodeValue
,
720 domcdata_get_nodeType
,
721 domcdata_get_parentNode
,
722 domcdata_get_childNodes
,
723 domcdata_get_firstChild
,
724 domcdata_get_lastChild
,
725 domcdata_get_previousSibling
,
726 domcdata_get_nextSibling
,
727 domcdata_get_attributes
,
728 domcdata_insertBefore
,
729 domcdata_replaceChild
,
730 domcdata_removeChild
,
731 domcdata_appendChild
,
732 domcdata_hasChildNodes
,
733 domcdata_get_ownerDocument
,
735 domcdata_get_nodeTypeString
,
738 domcdata_get_specified
,
739 domcdata_get_definition
,
740 domcdata_get_nodeTypedValue
,
741 domcdata_put_nodeTypedValue
,
742 domcdata_get_dataType
,
743 domcdata_put_dataType
,
745 domcdata_transformNode
,
746 domcdata_selectNodes
,
747 domcdata_selectSingleNode
,
749 domcdata_get_namespaceURI
,
751 domcdata_get_baseName
,
752 domcdata_transformNodeToObject
,
756 domcdata_substringData
,
760 domcdata_replaceData
,
764 IUnknown
* create_cdata( xmlNodePtr text
)
768 This
= HeapAlloc( GetProcessHeap(), 0, sizeof *This
);
772 This
->lpVtbl
= &domcdata_vtbl
;
775 This
->node
= create_basic_node( text
, (IUnknown
*)&This
->lpVtbl
, NULL
);
778 HeapFree(GetProcessHeap(), 0, This
);
782 return (IUnknown
*) &This
->lpVtbl
;