kernel32: GetModuleHandleEx already clears the module handle on failure.
[wine] / dlls / mshtml / mshtml_private.h
1 /*
2  * Copyright 2005-2009 Jacek Caban for CodeWeavers
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
17  */
18
19 #include "wingdi.h"
20 #include "docobj.h"
21 #include "docobjectservice.h"
22 #include "comcat.h"
23 #include "mshtml.h"
24 #include "mshtmhst.h"
25 #include "hlink.h"
26 #include "perhist.h"
27 #include "dispex.h"
28 #include "objsafe.h"
29 #include "htiframe.h"
30 #include "tlogstg.h"
31
32 #include "wine/list.h"
33 #include "wine/unicode.h"
34
35 #ifdef INIT_GUID
36 #include "initguid.h"
37 #endif
38
39 #include "nsiface.h"
40
41 #define NS_ERROR_GENERATE_FAILURE(module,code) \
42     ((nsresult) (((PRUint32)(1<<31)) | ((PRUint32)(module+0x45)<<16) | ((PRUint32)(code))))
43
44 #define NS_OK                     ((nsresult)0x00000000L)
45 #define NS_ERROR_FAILURE          ((nsresult)0x80004005L)
46 #define NS_ERROR_OUT_OF_MEMORY    ((nsresult)0x8007000EL)
47 #define NS_ERROR_NOT_IMPLEMENTED  ((nsresult)0x80004001L)
48 #define NS_NOINTERFACE            ((nsresult)0x80004002L)
49 #define NS_ERROR_INVALID_POINTER  ((nsresult)0x80004003L)
50 #define NS_ERROR_NULL_POINTER     NS_ERROR_INVALID_POINTER
51 #define NS_ERROR_NOT_AVAILABLE    ((nsresult)0x80040111L)
52 #define NS_ERROR_INVALID_ARG      ((nsresult)0x80070057L) 
53 #define NS_ERROR_UNEXPECTED       ((nsresult)0x8000ffffL)
54
55 #define NS_ERROR_MODULE_NETWORK    6
56
57 #define NS_BINDING_ABORTED         NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_NETWORK, 2)
58 #define NS_ERROR_UNKNOWN_PROTOCOL  NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_NETWORK, 18)
59
60 #define NS_FAILED(res) ((res) & 0x80000000)
61 #define NS_SUCCEEDED(res) (!NS_FAILED(res))
62
63 #define NSAPI WINAPI
64
65 #define MSHTML_E_NODOC    0x800a025c
66
67 typedef struct HTMLDOMNode HTMLDOMNode;
68 typedef struct ConnectionPoint ConnectionPoint;
69 typedef struct BSCallback BSCallback;
70 typedef struct event_target_t event_target_t;
71
72 #define TID_LIST \
73     XIID(NULL) \
74     XDIID(DispCEventObj) \
75     XDIID(DispCPlugins) \
76     XDIID(DispDOMChildrenCollection) \
77     XDIID(DispHTMLAnchorElement) \
78     XDIID(DispHTMLAttributeCollection) \
79     XDIID(DispHTMLBody) \
80     XDIID(DispHTMLCommentElement) \
81     XDIID(DispHTMLCurrentStyle) \
82     XDIID(DispHTMLDocument) \
83     XDIID(DispHTMLDOMAttribute) \
84     XDIID(DispHTMLDOMTextNode) \
85     XDIID(DispHTMLElementCollection) \
86     XDIID(DispHTMLEmbed) \
87     XDIID(DispHTMLFormElement) \
88     XDIID(DispHTMLGenericElement) \
89     XDIID(DispHTMLFrameElement) \
90     XDIID(DispHTMLHeadElement) \
91     XDIID(DispHTMLIFrame) \
92     XDIID(DispHTMLImg) \
93     XDIID(DispHTMLInputElement) \
94     XDIID(DispHTMLLocation) \
95     XDIID(DispHTMLMetaElement) \
96     XDIID(DispHTMLNavigator) \
97     XDIID(DispHTMLObjectElement) \
98     XDIID(DispHTMLOptionElement) \
99     XDIID(DispHTMLScreen) \
100     XDIID(DispHTMLScriptElement) \
101     XDIID(DispHTMLSelectElement) \
102     XDIID(DispHTMLStyle) \
103     XDIID(DispHTMLStyleElement) \
104     XDIID(DispHTMLStyleSheetsCollection) \
105     XDIID(DispHTMLTable) \
106     XDIID(DispHTMLTableCell) \
107     XDIID(DispHTMLTableRow) \
108     XDIID(DispHTMLTextAreaElement) \
109     XDIID(DispHTMLTitleElement) \
110     XDIID(DispHTMLUnknownElement) \
111     XDIID(DispHTMLWindow2) \
112     XDIID(HTMLDocumentEvents) \
113     XIID(IHTMLAnchorElement) \
114     XIID(IHTMLAttributeCollection) \
115     XIID(IHTMLAttributeCollection2) \
116     XIID(IHTMLAttributeCollection3) \
117     XIID(IHTMLBodyElement) \
118     XIID(IHTMLBodyElement2) \
119     XIID(IHTMLCommentElement) \
120     XIID(IHTMLCurrentStyle) \
121     XIID(IHTMLCurrentStyle2) \
122     XIID(IHTMLCurrentStyle3) \
123     XIID(IHTMLCurrentStyle4) \
124     XIID(IHTMLDocument2) \
125     XIID(IHTMLDocument3) \
126     XIID(IHTMLDocument4) \
127     XIID(IHTMLDocument5) \
128     XIID(IHTMLDOMAttribute) \
129     XIID(IHTMLDOMChildrenCollection) \
130     XIID(IHTMLDOMNode) \
131     XIID(IHTMLDOMNode2) \
132     XIID(IHTMLDOMTextNode) \
133     XIID(IHTMLElement) \
134     XIID(IHTMLElement2) \
135     XIID(IHTMLElement3) \
136     XIID(IHTMLElement4) \
137     XIID(IHTMLElementCollection) \
138     XIID(IHTMLEmbedElement) \
139     XIID(IHTMLEventObj) \
140     XIID(IHTMLFiltersCollection) \
141     XIID(IHTMLFormElement) \
142     XIID(IHTMLFrameBase) \
143     XIID(IHTMLFrameBase2) \
144     XIID(IHTMLFrameElement3) \
145     XIID(IHTMLGenericElement) \
146     XIID(IHTMLHeadElement) \
147     XIID(IHTMLIFrameElement) \
148     XIID(IHTMLImageElementFactory) \
149     XIID(IHTMLImgElement) \
150     XIID(IHTMLInputElement) \
151     XIID(IHTMLLocation) \
152     XIID(IHTMLMetaElement) \
153     XIID(IHTMLMimeTypesCollection) \
154     XIID(IHTMLObjectElement) \
155     XIID(IHTMLObjectElement2) \
156     XIID(IHTMLOptionElement) \
157     XIID(IHTMLPluginsCollection) \
158     XIID(IHTMLRect) \
159     XIID(IHTMLScreen) \
160     XIID(IHTMLScriptElement) \
161     XIID(IHTMLSelectElement) \
162     XIID(IHTMLStyle) \
163     XIID(IHTMLStyle2) \
164     XIID(IHTMLStyle3) \
165     XIID(IHTMLStyle4) \
166     XIID(IHTMLStyle5) \
167     XIID(IHTMLStyle6) \
168     XIID(IHTMLStyleElement) \
169     XIID(IHTMLStyleSheetsCollection) \
170     XIID(IHTMLTable) \
171     XIID(IHTMLTable2) \
172     XIID(IHTMLTable3) \
173     XIID(IHTMLTableCell) \
174     XIID(IHTMLTableRow) \
175     XIID(IHTMLTextAreaElement) \
176     XIID(IHTMLTextContainer) \
177     XIID(IHTMLTitleElement) \
178     XIID(IHTMLUniqueName) \
179     XIID(IHTMLWindow2) \
180     XIID(IHTMLWindow3) \
181     XIID(IHTMLWindow4) \
182     XIID(IHTMLWindow6) \
183     XIID(IOmNavigator)
184
185 typedef enum {
186 #define XIID(iface) iface ## _tid,
187 #define XDIID(iface) iface ## _tid,
188 TID_LIST
189 #undef XIID
190 #undef XDIID
191     LAST_tid
192 } tid_t;
193
194 typedef struct dispex_data_t dispex_data_t;
195 typedef struct dispex_dynamic_data_t dispex_dynamic_data_t;
196
197 #define MSHTML_DISPID_CUSTOM_MIN 0x60000000
198 #define MSHTML_DISPID_CUSTOM_MAX 0x6fffffff
199 #define MSHTML_CUSTOM_DISPID_CNT (MSHTML_DISPID_CUSTOM_MAX-MSHTML_DISPID_CUSTOM_MIN)
200
201 typedef struct DispatchEx DispatchEx;
202
203 typedef struct {
204     HRESULT (*value)(DispatchEx*,LCID,WORD,DISPPARAMS*,VARIANT*,EXCEPINFO*,IServiceProvider*);
205     HRESULT (*get_dispid)(DispatchEx*,BSTR,DWORD,DISPID*);
206     HRESULT (*invoke)(DispatchEx*,DISPID,LCID,WORD,DISPPARAMS*,VARIANT*,EXCEPINFO*,IServiceProvider*);
207     HRESULT (*populate_props)(DispatchEx*);
208 } dispex_static_data_vtbl_t;
209
210 typedef struct {
211     const dispex_static_data_vtbl_t *vtbl;
212     const tid_t disp_tid;
213     dispex_data_t *data;
214     const tid_t* const iface_tids;
215 } dispex_static_data_t;
216
217 struct DispatchEx {
218     IDispatchEx IDispatchEx_iface;
219
220     IUnknown *outer;
221
222     dispex_static_data_t *data;
223     dispex_dynamic_data_t *dynamic_data;
224 };
225
226 void init_dispex(DispatchEx*,IUnknown*,dispex_static_data_t*) DECLSPEC_HIDDEN;
227 void release_dispex(DispatchEx*) DECLSPEC_HIDDEN;
228 BOOL dispex_query_interface(DispatchEx*,REFIID,void**) DECLSPEC_HIDDEN;
229 HRESULT dispex_get_dprop_ref(DispatchEx*,const WCHAR*,BOOL,VARIANT**) DECLSPEC_HIDDEN;
230 HRESULT get_dispids(tid_t,DWORD*,DISPID**) DECLSPEC_HIDDEN;
231 HRESULT remove_prop(DispatchEx*,BSTR,VARIANT_BOOL*) DECLSPEC_HIDDEN;
232 void release_typelib(void) DECLSPEC_HIDDEN;
233 HRESULT get_htmldoc_classinfo(ITypeInfo **typeinfo) DECLSPEC_HIDDEN;
234
235 typedef struct HTMLWindow HTMLWindow;
236 typedef struct HTMLDocumentNode HTMLDocumentNode;
237 typedef struct HTMLDocumentObj HTMLDocumentObj;
238 typedef struct HTMLFrameBase HTMLFrameBase;
239 typedef struct NSContainer NSContainer;
240 typedef struct HTMLAttributeCollection HTMLAttributeCollection;
241
242 typedef enum {
243     SCRIPTMODE_GECKO,
244     SCRIPTMODE_ACTIVESCRIPT
245 } SCRIPTMODE;
246
247 typedef struct ScriptHost ScriptHost;
248
249 typedef enum {
250     GLOBAL_SCRIPTVAR,
251     GLOBAL_ELEMENTVAR
252 } global_prop_type_t;
253
254 typedef struct {
255     global_prop_type_t type;
256     WCHAR *name;
257     ScriptHost *script_host;
258     DISPID id;
259 } global_prop_t;
260
261 typedef struct {
262     IHTMLOptionElementFactory IHTMLOptionElementFactory_iface;
263
264     LONG ref;
265
266     HTMLWindow *window;
267 } HTMLOptionElementFactory;
268
269 typedef struct {
270     DispatchEx dispex;
271     IHTMLImageElementFactory IHTMLImageElementFactory_iface;
272
273     LONG ref;
274
275     HTMLWindow *window;
276 } HTMLImageElementFactory;
277
278 struct HTMLLocation {
279     DispatchEx dispex;
280     IHTMLLocation IHTMLLocation_iface;
281
282     LONG ref;
283
284     HTMLWindow *window;
285 };
286
287 typedef struct {
288     HTMLWindow *window;
289     LONG ref;
290 }  windowref_t;
291
292 typedef struct nsChannelBSC nsChannelBSC;
293
294 struct HTMLWindow {
295     DispatchEx dispex;
296     IHTMLWindow2       IHTMLWindow2_iface;
297     IHTMLWindow3       IHTMLWindow3_iface;
298     IHTMLWindow4       IHTMLWindow4_iface;
299     IHTMLWindow5       IHTMLWindow5_iface;
300     IHTMLWindow6       IHTMLWindow6_iface;
301     IHTMLPrivateWindow IHTMLPrivateWindow_iface;
302     IDispatchEx        IDispatchEx_iface;
303     IServiceProvider   IServiceProvider_iface;
304     ITravelLogClient   ITravelLogClient_iface;
305
306     LONG ref;
307
308     windowref_t *window_ref;
309     LONG task_magic;
310
311     HTMLDocumentNode *doc;
312     HTMLDocumentObj *doc_obj;
313     nsIDOMWindow *nswindow;
314     HTMLWindow *parent;
315     HTMLFrameBase *frame_element;
316     READYSTATE readystate;
317
318     nsChannelBSC *bscallback;
319     IMoniker *mon;
320     IUri *uri;
321     BSTR url;
322
323     IHTMLEventObj *event;
324
325     SCRIPTMODE scriptmode;
326     struct list script_hosts;
327
328     IInternetSecurityManager *secmgr;
329
330     HTMLOptionElementFactory *option_factory;
331     HTMLImageElementFactory *image_factory;
332     HTMLLocation *location;
333     IHTMLScreen *screen;
334
335     global_prop_t *global_props;
336     DWORD global_prop_cnt;
337     DWORD global_prop_size;
338
339     struct list children;
340     struct list sibling_entry;
341     struct list entry;
342 };
343
344 typedef enum {
345     UNKNOWN_USERMODE,
346     BROWSEMODE,
347     EDITMODE        
348 } USERMODE;
349
350 typedef struct _cp_static_data_t {
351     tid_t tid;
352     void (*on_advise)(IUnknown*,struct _cp_static_data_t*);
353     DWORD id_cnt;
354     DISPID *ids;
355 } cp_static_data_t;
356
357 typedef struct ConnectionPointContainer {
358     IConnectionPointContainer IConnectionPointContainer_iface;
359
360     ConnectionPoint *cp_list;
361     IUnknown *outer;
362     struct ConnectionPointContainer *forward_container;
363 } ConnectionPointContainer;
364
365 struct ConnectionPoint {
366     IConnectionPoint IConnectionPoint_iface;
367
368     ConnectionPointContainer *container;
369
370     union {
371         IUnknown *unk;
372         IDispatch *disp;
373         IPropertyNotifySink *propnotif;
374     } *sinks;
375     DWORD sinks_size;
376
377     const IID *iid;
378     cp_static_data_t *data;
379
380     ConnectionPoint *next;
381 };
382
383 struct HTMLDocument {
384     IHTMLDocument2              IHTMLDocument2_iface;
385     IHTMLDocument3              IHTMLDocument3_iface;
386     IHTMLDocument4              IHTMLDocument4_iface;
387     IHTMLDocument5              IHTMLDocument5_iface;
388     IHTMLDocument6              IHTMLDocument6_iface;
389     IPersistMoniker             IPersistMoniker_iface;
390     IPersistFile                IPersistFile_iface;
391     IPersistHistory             IPersistHistory_iface;
392     IMonikerProp                IMonikerProp_iface;
393     IOleObject                  IOleObject_iface;
394     IOleDocument                IOleDocument_iface;
395     IOleDocumentView            IOleDocumentView_iface;
396     IOleInPlaceActiveObject     IOleInPlaceActiveObject_iface;
397     IViewObjectEx               IViewObjectEx_iface;
398     IOleInPlaceObjectWindowless IOleInPlaceObjectWindowless_iface;
399     IServiceProvider            IServiceProvider_iface;
400     IOleCommandTarget           IOleCommandTarget_iface;
401     IOleControl                 IOleControl_iface;
402     IHlinkTarget                IHlinkTarget_iface;
403     IPersistStreamInit          IPersistStreamInit_iface;
404     IDispatchEx                 IDispatchEx_iface;
405     ISupportErrorInfo           ISupportErrorInfo_iface;
406     IObjectWithSite             IObjectWithSite_iface;
407     IOleContainer               IOleContainer_iface;
408     IObjectSafety               IObjectSafety_iface;
409     IProvideClassInfo           IProvideClassInfo_iface;
410
411     IUnknown *unk_impl;
412     IDispatchEx *dispex;
413
414     HTMLDocumentObj *doc_obj;
415     HTMLDocumentNode *doc_node;
416
417     HTMLWindow *window;
418
419     LONG task_magic;
420
421     ConnectionPointContainer cp_container;
422     ConnectionPoint cp_htmldocevents;
423     ConnectionPoint cp_htmldocevents2;
424     ConnectionPoint cp_propnotif;
425     ConnectionPoint cp_dispatch;
426
427     IOleAdviseHolder *advise_holder;
428 };
429
430 static inline HRESULT htmldoc_query_interface(HTMLDocument *This, REFIID riid, void **ppv)
431 {
432     return IUnknown_QueryInterface(This->unk_impl, riid, ppv);
433 }
434
435 static inline ULONG htmldoc_addref(HTMLDocument *This)
436 {
437     return IUnknown_AddRef(This->unk_impl);
438 }
439
440 static inline ULONG htmldoc_release(HTMLDocument *This)
441 {
442     return IUnknown_Release(This->unk_impl);
443 }
444
445 struct HTMLDocumentObj {
446     HTMLDocument basedoc;
447     DispatchEx dispex;
448     ICustomDoc ICustomDoc_iface;
449     ITargetContainer ITargetContainer_iface;
450
451     LONG ref;
452
453     NSContainer *nscontainer;
454
455     IOleClientSite *client;
456     IDocHostUIHandler *hostui;
457     BOOL custom_hostui;
458     IOleInPlaceSite *ipsite;
459     IOleInPlaceFrame *frame;
460     IOleInPlaceUIWindow *ip_window;
461     IAdviseSink *view_sink;
462     IDocObjectService *doc_object_service;
463
464     DOCHOSTUIINFO hostinfo;
465
466     IOleUndoManager *undomgr;
467
468     HWND hwnd;
469     HWND tooltips_hwnd;
470
471     BOOL request_uiactivate;
472     BOOL in_place_active;
473     BOOL ui_active;
474     BOOL window_active;
475     BOOL hostui_setup;
476     BOOL is_webbrowser;
477     BOOL container_locked;
478     BOOL focus;
479     BOOL has_popup;
480     INT download_state;
481
482     USERMODE usermode;
483     LPWSTR mime;
484
485     DWORD update;
486 };
487
488 typedef struct nsWeakReference nsWeakReference;
489
490 struct NSContainer {
491     nsIWebBrowserChrome      nsIWebBrowserChrome_iface;
492     nsIContextMenuListener   nsIContextMenuListener_iface;
493     nsIURIContentListener    nsIURIContentListener_iface;
494     nsIEmbeddingSiteWindow   nsIEmbeddingSiteWindow_iface;
495     nsITooltipListener       nsITooltipListener_iface;
496     nsIInterfaceRequestor    nsIInterfaceRequestor_iface;
497     nsISupportsWeakReference nsISupportsWeakReference_iface;
498
499     nsIWebBrowser *webbrowser;
500     nsIWebNavigation *navigation;
501     nsIBaseWindow *window;
502     nsIWebBrowserFocus *focus;
503
504     nsIEditor *editor;
505     nsIController *editor_controller;
506
507     LONG ref;
508
509     nsWeakReference *weak_reference;
510
511     NSContainer *parent;
512     HTMLDocumentObj *doc;
513
514     nsIURIContentListener *content_listener;
515
516     HWND hwnd;
517 };
518
519 typedef struct {
520     HRESULT (*qi)(HTMLDOMNode*,REFIID,void**);
521     void (*destructor)(HTMLDOMNode*);
522     HRESULT (*clone)(HTMLDOMNode*,nsIDOMNode*,HTMLDOMNode**);
523     HRESULT (*get_attr_col)(HTMLDOMNode*,HTMLAttributeCollection**);
524     event_target_t **(*get_event_target)(HTMLDOMNode*);
525     HRESULT (*fire_event)(HTMLDOMNode*,DWORD,BOOL*);
526     HRESULT (*handle_event)(HTMLDOMNode*,DWORD,nsIDOMEvent*,BOOL*);
527     HRESULT (*put_disabled)(HTMLDOMNode*,VARIANT_BOOL);
528     HRESULT (*get_disabled)(HTMLDOMNode*,VARIANT_BOOL*);
529     HRESULT (*get_document)(HTMLDOMNode*,IDispatch**);
530     HRESULT (*get_readystate)(HTMLDOMNode*,BSTR*);
531     HRESULT (*get_dispid)(HTMLDOMNode*,BSTR,DWORD,DISPID*);
532     HRESULT (*invoke)(HTMLDOMNode*,DISPID,LCID,WORD,DISPPARAMS*,VARIANT*,EXCEPINFO*,IServiceProvider*);
533     HRESULT (*bind_to_tree)(HTMLDOMNode*);
534 } NodeImplVtbl;
535
536 struct HTMLDOMNode {
537     DispatchEx dispex;
538     IHTMLDOMNode  IHTMLDOMNode_iface;
539     IHTMLDOMNode2 IHTMLDOMNode2_iface;
540     const NodeImplVtbl *vtbl;
541
542     LONG ref;
543
544     nsIDOMNode *nsnode;
545     HTMLDocumentNode *doc;
546     event_target_t *event_target;
547     ConnectionPointContainer *cp_container;
548
549     HTMLDOMNode *next;
550 };
551
552 typedef struct {
553     HTMLDOMNode node;
554     ConnectionPointContainer cp_container;
555
556     IHTMLElement  IHTMLElement_iface;
557     IHTMLElement2 IHTMLElement2_iface;
558     IHTMLElement3 IHTMLElement3_iface;
559     IHTMLElement4 IHTMLElement4_iface;
560
561     nsIDOMHTMLElement *nselem;
562     HTMLStyle *style;
563     HTMLAttributeCollection *attrs;
564     WCHAR *filter;
565 } HTMLElement;
566
567 #define HTMLELEMENT_TIDS    \
568     IHTMLDOMNode_tid,       \
569     IHTMLDOMNode2_tid,      \
570     IHTMLElement_tid,       \
571     IHTMLElement2_tid,      \
572     IHTMLElement3_tid,      \
573     IHTMLElement4_tid
574
575 typedef struct {
576     HTMLElement element;
577
578     IHTMLTextContainer IHTMLTextContainer_iface;
579
580     ConnectionPoint cp;
581 } HTMLTextContainer;
582
583 struct HTMLFrameBase {
584     HTMLElement element;
585
586     IHTMLFrameBase  IHTMLFrameBase_iface;
587     IHTMLFrameBase2 IHTMLFrameBase2_iface;
588
589     HTMLWindow *content_window;
590
591     nsIDOMHTMLFrameElement *nsframe;
592     nsIDOMHTMLIFrameElement *nsiframe;
593 };
594
595 typedef struct nsDocumentEventListener nsDocumentEventListener;
596
597 struct HTMLDocumentNode {
598     HTMLDOMNode node;
599     HTMLDocument basedoc;
600
601     IInternetHostSecurityManager IInternetHostSecurityManager_iface;
602
603     nsIDocumentObserver          nsIDocumentObserver_iface;
604
605     LONG ref;
606
607     nsIDOMHTMLDocument *nsdoc;
608     HTMLDOMNode *nodes;
609     BOOL content_ready;
610     event_target_t *body_event_target;
611
612     ICatInformation *catmgr;
613     nsDocumentEventListener *nsevent_listener;
614     BOOL *event_vector;
615
616     WCHAR **elem_vars;
617     unsigned elem_vars_size;
618     unsigned elem_vars_cnt;
619
620     BOOL skip_mutation_notif;
621
622     struct list bindings;
623     struct list selection_list;
624     struct list range_list;
625     struct list plugin_hosts;
626 };
627
628 HRESULT HTMLDocument_Create(IUnknown*,REFIID,void**) DECLSPEC_HIDDEN;
629 HRESULT HTMLLoadOptions_Create(IUnknown*,REFIID,void**) DECLSPEC_HIDDEN;
630 HRESULT create_doc_from_nsdoc(nsIDOMHTMLDocument*,HTMLDocumentObj*,HTMLWindow*,HTMLDocumentNode**) DECLSPEC_HIDDEN;
631 HRESULT create_document_fragment(nsIDOMNode*,HTMLDocumentNode*,HTMLDocumentNode**) DECLSPEC_HIDDEN;
632
633 HRESULT HTMLWindow_Create(HTMLDocumentObj*,nsIDOMWindow*,HTMLWindow*,HTMLWindow**) DECLSPEC_HIDDEN;
634 void update_window_doc(HTMLWindow*) DECLSPEC_HIDDEN;
635 HTMLWindow *nswindow_to_window(const nsIDOMWindow*) DECLSPEC_HIDDEN;
636 void get_top_window(HTMLWindow*,HTMLWindow**) DECLSPEC_HIDDEN;
637 HTMLOptionElementFactory *HTMLOptionElementFactory_Create(HTMLWindow*) DECLSPEC_HIDDEN;
638 HTMLImageElementFactory *HTMLImageElementFactory_Create(HTMLWindow*) DECLSPEC_HIDDEN;
639 HRESULT HTMLLocation_Create(HTMLWindow*,HTMLLocation**) DECLSPEC_HIDDEN;
640 IOmNavigator *OmNavigator_Create(void) DECLSPEC_HIDDEN;
641 HRESULT HTMLScreen_Create(IHTMLScreen**) DECLSPEC_HIDDEN;
642
643 void HTMLDocument_HTMLDocument3_Init(HTMLDocument*) DECLSPEC_HIDDEN;
644 void HTMLDocument_HTMLDocument5_Init(HTMLDocument*) DECLSPEC_HIDDEN;
645 void HTMLDocument_Persist_Init(HTMLDocument*) DECLSPEC_HIDDEN;
646 void HTMLDocument_OleCmd_Init(HTMLDocument*) DECLSPEC_HIDDEN;
647 void HTMLDocument_OleObj_Init(HTMLDocument*) DECLSPEC_HIDDEN;
648 void HTMLDocument_View_Init(HTMLDocument*) DECLSPEC_HIDDEN;
649 void HTMLDocument_Window_Init(HTMLDocument*) DECLSPEC_HIDDEN;
650 void HTMLDocument_Service_Init(HTMLDocument*) DECLSPEC_HIDDEN;
651 void HTMLDocument_Hlink_Init(HTMLDocument*) DECLSPEC_HIDDEN;
652
653 void TargetContainer_Init(HTMLDocumentObj*) DECLSPEC_HIDDEN;
654
655 void HTMLDocumentNode_SecMgr_Init(HTMLDocumentNode*) DECLSPEC_HIDDEN;
656
657 HRESULT HTMLCurrentStyle_Create(HTMLElement*,IHTMLCurrentStyle**) DECLSPEC_HIDDEN;
658
659 void ConnectionPoint_Init(ConnectionPoint*,ConnectionPointContainer*,REFIID,cp_static_data_t*) DECLSPEC_HIDDEN;
660 void ConnectionPointContainer_Init(ConnectionPointContainer*,IUnknown*) DECLSPEC_HIDDEN;
661 void ConnectionPointContainer_Destroy(ConnectionPointContainer*) DECLSPEC_HIDDEN;
662
663 HRESULT create_nscontainer(HTMLDocumentObj*,NSContainer*,NSContainer**) DECLSPEC_HIDDEN;
664 void NSContainer_Release(NSContainer*) DECLSPEC_HIDDEN;
665 nsresult create_chrome_window(nsIWebBrowserChrome*,nsIWebBrowserChrome**) DECLSPEC_HIDDEN;
666
667 void init_mutation(nsIComponentManager*) DECLSPEC_HIDDEN;
668 void init_document_mutation(HTMLDocumentNode*) DECLSPEC_HIDDEN;
669 void release_document_mutation(HTMLDocumentNode*) DECLSPEC_HIDDEN;
670
671 void HTMLDocument_LockContainer(HTMLDocumentObj*,BOOL) DECLSPEC_HIDDEN;
672 void show_context_menu(HTMLDocumentObj*,DWORD,POINT*,IDispatch*) DECLSPEC_HIDDEN;
673 void notif_focus(HTMLDocumentObj*) DECLSPEC_HIDDEN;
674
675 void show_tooltip(HTMLDocumentObj*,DWORD,DWORD,LPCWSTR) DECLSPEC_HIDDEN;
676 void hide_tooltip(HTMLDocumentObj*) DECLSPEC_HIDDEN;
677 HRESULT get_client_disp_property(IOleClientSite*,DISPID,VARIANT*) DECLSPEC_HIDDEN;
678
679 HRESULT ProtocolFactory_Create(REFCLSID,REFIID,void**) DECLSPEC_HIDDEN;
680
681 BOOL load_gecko(void) DECLSPEC_HIDDEN;
682 void close_gecko(void) DECLSPEC_HIDDEN;
683 void register_nsservice(nsIComponentRegistrar*,nsIServiceManager*) DECLSPEC_HIDDEN;
684 void init_nsio(nsIComponentManager*,nsIComponentRegistrar*) DECLSPEC_HIDDEN;
685 void release_nsio(void) DECLSPEC_HIDDEN;
686 BOOL is_gecko_path(const char*) DECLSPEC_HIDDEN;
687
688 HRESULT nsuri_to_url(LPCWSTR,BOOL,BSTR*) DECLSPEC_HIDDEN;
689 BOOL compare_ignoring_frag(IUri*,IUri*) DECLSPEC_HIDDEN;
690
691 HRESULT navigate_url(HTMLWindow*,const WCHAR*,const WCHAR*) DECLSPEC_HIDDEN;
692 HRESULT set_frame_doc(HTMLFrameBase*,nsIDOMDocument*) DECLSPEC_HIDDEN;
693
694 void call_property_onchanged(ConnectionPoint*,DISPID) DECLSPEC_HIDDEN;
695 HRESULT call_set_active_object(IOleInPlaceUIWindow*,IOleInPlaceActiveObject*) DECLSPEC_HIDDEN;
696
697 void *nsalloc(size_t) __WINE_ALLOC_SIZE(1) DECLSPEC_HIDDEN;
698 void nsfree(void*) DECLSPEC_HIDDEN;
699
700 void nsACString_InitDepend(nsACString*,const char*) DECLSPEC_HIDDEN;
701 void nsACString_SetData(nsACString*,const char*) DECLSPEC_HIDDEN;
702 PRUint32 nsACString_GetData(const nsACString*,const char**) DECLSPEC_HIDDEN;
703 void nsACString_Finish(nsACString*) DECLSPEC_HIDDEN;
704
705 BOOL nsAString_Init(nsAString*,const PRUnichar*) DECLSPEC_HIDDEN;
706 void nsAString_InitDepend(nsAString*,const PRUnichar*) DECLSPEC_HIDDEN;
707 void nsAString_SetData(nsAString*,const PRUnichar*) DECLSPEC_HIDDEN;
708 PRUint32 nsAString_GetData(const nsAString*,const PRUnichar**) DECLSPEC_HIDDEN;
709 void nsAString_Finish(nsAString*) DECLSPEC_HIDDEN;
710 HRESULT return_nsstr(nsresult,nsAString*,BSTR*) DECLSPEC_HIDDEN;
711
712 nsICommandParams *create_nscommand_params(void) DECLSPEC_HIDDEN;
713 HRESULT nsnode_to_nsstring(nsIDOMNode*,nsAString*) DECLSPEC_HIDDEN;
714 void get_editor_controller(NSContainer*) DECLSPEC_HIDDEN;
715 nsresult get_nsinterface(nsISupports*,REFIID,void**) DECLSPEC_HIDDEN;
716 nsIWritableVariant *create_nsvariant(void) DECLSPEC_HIDDEN;
717
718 void set_window_bscallback(HTMLWindow*,nsChannelBSC*) DECLSPEC_HIDDEN;
719 void set_current_mon(HTMLWindow*,IMoniker*) DECLSPEC_HIDDEN;
720 void set_current_uri(HTMLWindow*,IUri*) DECLSPEC_HIDDEN;
721 HRESULT start_binding(HTMLWindow*,HTMLDocumentNode*,BSCallback*,IBindCtx*) DECLSPEC_HIDDEN;
722 HRESULT async_start_doc_binding(HTMLWindow*,nsChannelBSC*) DECLSPEC_HIDDEN;
723 void abort_document_bindings(HTMLDocumentNode*) DECLSPEC_HIDDEN;
724 void set_download_state(HTMLDocumentObj*,int) DECLSPEC_HIDDEN;
725
726 HRESULT bind_mon_to_buffer(HTMLDocumentNode*,IMoniker*,void**,DWORD*) DECLSPEC_HIDDEN;
727
728 void set_ready_state(HTMLWindow*,READYSTATE) DECLSPEC_HIDDEN;
729
730 HRESULT HTMLSelectionObject_Create(HTMLDocumentNode*,nsISelection*,IHTMLSelectionObject**) DECLSPEC_HIDDEN;
731 HRESULT HTMLTxtRange_Create(HTMLDocumentNode*,nsIDOMRange*,IHTMLTxtRange**) DECLSPEC_HIDDEN;
732 HRESULT HTMLStyle_Create(HTMLElement*,nsIDOMCSSStyleDeclaration*,HTMLStyle**) DECLSPEC_HIDDEN;
733 IHTMLStyleSheet *HTMLStyleSheet_Create(nsIDOMStyleSheet*) DECLSPEC_HIDDEN;
734 IHTMLStyleSheetsCollection *HTMLStyleSheetsCollection_Create(nsIDOMStyleSheetList*) DECLSPEC_HIDDEN;
735
736 void detach_selection(HTMLDocumentNode*) DECLSPEC_HIDDEN;
737 void detach_ranges(HTMLDocumentNode*) DECLSPEC_HIDDEN;
738 HRESULT get_node_text(HTMLDOMNode*,BSTR*) DECLSPEC_HIDDEN;
739 HRESULT replace_node_by_html(nsIDOMHTMLDocument*,nsIDOMNode*,const WCHAR*) DECLSPEC_HIDDEN;
740
741 HRESULT create_nselem(HTMLDocumentNode*,const WCHAR*,nsIDOMHTMLElement**) DECLSPEC_HIDDEN;
742
743 HRESULT HTMLDOMTextNode_Create(HTMLDocumentNode*,nsIDOMNode*,HTMLDOMNode**) DECLSPEC_HIDDEN;
744
745 struct HTMLAttributeCollection {
746     DispatchEx dispex;
747     IHTMLAttributeCollection IHTMLAttributeCollection_iface;
748     IHTMLAttributeCollection2 IHTMLAttributeCollection2_iface;
749     IHTMLAttributeCollection3 IHTMLAttributeCollection3_iface;
750
751     LONG ref;
752
753     HTMLElement *elem;
754     struct list attrs;
755 };
756
757 typedef struct {
758     DispatchEx dispex;
759     IHTMLDOMAttribute IHTMLDOMAttribute_iface;
760
761     LONG ref;
762
763     DISPID dispid;
764     HTMLElement *elem;
765     struct list entry;
766 } HTMLDOMAttribute;
767
768 HRESULT HTMLDOMAttribute_Create(HTMLElement*,DISPID,HTMLDOMAttribute**) DECLSPEC_HIDDEN;
769
770 HRESULT HTMLElement_Create(HTMLDocumentNode*,nsIDOMNode*,BOOL,HTMLElement**) DECLSPEC_HIDDEN;
771 HRESULT HTMLCommentElement_Create(HTMLDocumentNode*,nsIDOMNode*,HTMLElement**) DECLSPEC_HIDDEN;
772 HRESULT HTMLAnchorElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
773 HRESULT HTMLBodyElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
774 HRESULT HTMLEmbedElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
775 HRESULT HTMLFormElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
776 HRESULT HTMLFrameElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
777 HRESULT HTMLHeadElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
778 HRESULT HTMLIFrame_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
779 HRESULT HTMLStyleElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
780 HRESULT HTMLImgElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
781 HRESULT HTMLInputElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
782 HRESULT HTMLMetaElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
783 HRESULT HTMLObjectElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
784 HRESULT HTMLOptionElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
785 HRESULT HTMLScriptElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
786 HRESULT HTMLSelectElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
787 HRESULT HTMLTable_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
788 HRESULT HTMLTableCell_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
789 HRESULT HTMLTableRow_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
790 HRESULT HTMLTextAreaElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
791 HRESULT HTMLTitleElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
792 HRESULT HTMLGenericElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**) DECLSPEC_HIDDEN;
793
794 void HTMLDOMNode_Init(HTMLDocumentNode*,HTMLDOMNode*,nsIDOMNode*) DECLSPEC_HIDDEN;
795 void HTMLElement_Init(HTMLElement*,HTMLDocumentNode*,nsIDOMHTMLElement*,dispex_static_data_t*) DECLSPEC_HIDDEN;
796 void HTMLElement2_Init(HTMLElement*) DECLSPEC_HIDDEN;
797 void HTMLElement3_Init(HTMLElement*) DECLSPEC_HIDDEN;
798 void HTMLTextContainer_Init(HTMLTextContainer*,HTMLDocumentNode*,nsIDOMHTMLElement*,dispex_static_data_t*) DECLSPEC_HIDDEN;
799 void HTMLFrameBase_Init(HTMLFrameBase*,HTMLDocumentNode*,nsIDOMHTMLElement*,dispex_static_data_t*) DECLSPEC_HIDDEN;
800
801 HRESULT HTMLDOMNode_QI(HTMLDOMNode*,REFIID,void**) DECLSPEC_HIDDEN;
802 void HTMLDOMNode_destructor(HTMLDOMNode*) DECLSPEC_HIDDEN;
803
804 HRESULT HTMLElement_QI(HTMLDOMNode*,REFIID,void**) DECLSPEC_HIDDEN;
805 void HTMLElement_destructor(HTMLDOMNode*) DECLSPEC_HIDDEN;
806 HRESULT HTMLElement_clone(HTMLDOMNode*,nsIDOMNode*,HTMLDOMNode**) DECLSPEC_HIDDEN;
807 HRESULT HTMLElement_get_attr_col(HTMLDOMNode*,HTMLAttributeCollection**) DECLSPEC_HIDDEN;
808
809 HRESULT HTMLFrameBase_QI(HTMLFrameBase*,REFIID,void**) DECLSPEC_HIDDEN;
810 void HTMLFrameBase_destructor(HTMLFrameBase*) DECLSPEC_HIDDEN;
811
812 HRESULT get_node(HTMLDocumentNode*,nsIDOMNode*,BOOL,HTMLDOMNode**) DECLSPEC_HIDDEN;
813 void release_nodes(HTMLDocumentNode*) DECLSPEC_HIDDEN;
814
815 HTMLElement *unsafe_impl_from_IHTMLElement(IHTMLElement*) DECLSPEC_HIDDEN;
816
817 void release_script_hosts(HTMLWindow*) DECLSPEC_HIDDEN;
818 void connect_scripts(HTMLWindow*) DECLSPEC_HIDDEN;
819 void doc_insert_script(HTMLWindow*,nsIDOMHTMLScriptElement*) DECLSPEC_HIDDEN;
820 IDispatch *script_parse_event(HTMLWindow*,LPCWSTR) DECLSPEC_HIDDEN;
821 HRESULT exec_script(HTMLWindow*,const WCHAR*,const WCHAR*,VARIANT*) DECLSPEC_HIDDEN;
822 void set_script_mode(HTMLWindow*,SCRIPTMODE) DECLSPEC_HIDDEN;
823 BOOL find_global_prop(HTMLWindow*,BSTR,DWORD,ScriptHost**,DISPID*) DECLSPEC_HIDDEN;
824 IDispatch *get_script_disp(ScriptHost*) DECLSPEC_HIDDEN;
825 HRESULT search_window_props(HTMLWindow*,BSTR,DWORD,DISPID*) DECLSPEC_HIDDEN;
826
827 HRESULT wrap_iface(IUnknown*,IUnknown*,IUnknown**) DECLSPEC_HIDDEN;
828
829 IHTMLElementCollection *create_all_collection(HTMLDOMNode*,BOOL) DECLSPEC_HIDDEN;
830 IHTMLElementCollection *create_collection_from_nodelist(HTMLDocumentNode*,IUnknown*,nsIDOMNodeList*) DECLSPEC_HIDDEN;
831 IHTMLElementCollection *create_collection_from_htmlcol(HTMLDocumentNode*,IUnknown*,nsIDOMHTMLCollection*) DECLSPEC_HIDDEN;
832
833 /* commands */
834 typedef struct {
835     DWORD id;
836     HRESULT (*query)(HTMLDocument*,OLECMD*);
837     HRESULT (*exec)(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
838 } cmdtable_t;
839
840 extern const cmdtable_t editmode_cmds[] DECLSPEC_HIDDEN;
841
842 void do_ns_command(HTMLDocument*,const char*,nsICommandParams*) DECLSPEC_HIDDEN;
843
844 /* timer */
845 #define UPDATE_UI       0x0001
846 #define UPDATE_TITLE    0x0002
847
848 void update_doc(HTMLDocument*,DWORD) DECLSPEC_HIDDEN;
849 void update_title(HTMLDocumentObj*) DECLSPEC_HIDDEN;
850
851 HRESULT do_query_service(IUnknown*,REFGUID,REFIID,void**) DECLSPEC_HIDDEN;
852
853 /* editor */
854 void init_editor(HTMLDocument*) DECLSPEC_HIDDEN;
855 void handle_edit_event(HTMLDocument*,nsIDOMEvent*) DECLSPEC_HIDDEN;
856 HRESULT editor_exec_copy(HTMLDocument*,DWORD,VARIANT*,VARIANT*) DECLSPEC_HIDDEN;
857 HRESULT editor_exec_cut(HTMLDocument*,DWORD,VARIANT*,VARIANT*) DECLSPEC_HIDDEN;
858 HRESULT editor_exec_paste(HTMLDocument*,DWORD,VARIANT*,VARIANT*) DECLSPEC_HIDDEN;
859 void handle_edit_load(HTMLDocument*) DECLSPEC_HIDDEN;
860 HRESULT editor_is_dirty(HTMLDocument*) DECLSPEC_HIDDEN;
861 void set_dirty(HTMLDocument*,VARIANT_BOOL) DECLSPEC_HIDDEN;
862
863 extern DWORD mshtml_tls DECLSPEC_HIDDEN;
864
865 typedef struct task_t task_t;
866 typedef void (*task_proc_t)(task_t*);
867
868 struct task_t {
869     LONG target_magic;
870     task_proc_t proc;
871     task_proc_t destr;
872     struct task_t *next;
873 };
874
875 typedef struct {
876     task_t header;
877     HTMLDocumentObj *doc;
878 } docobj_task_t;
879
880 typedef struct {
881     HWND thread_hwnd;
882     task_t *task_queue_head;
883     task_t *task_queue_tail;
884     struct list timer_list;
885 } thread_data_t;
886
887 thread_data_t *get_thread_data(BOOL) DECLSPEC_HIDDEN;
888 HWND get_thread_hwnd(void) DECLSPEC_HIDDEN;
889
890 LONG get_task_target_magic(void) DECLSPEC_HIDDEN;
891 void push_task(task_t*,task_proc_t,task_proc_t,LONG) DECLSPEC_HIDDEN;
892 void remove_target_tasks(LONG) DECLSPEC_HIDDEN;
893
894 DWORD set_task_timer(HTMLDocument*,DWORD,BOOL,IDispatch*) DECLSPEC_HIDDEN;
895 HRESULT clear_task_timer(HTMLDocument*,BOOL,DWORD) DECLSPEC_HIDDEN;
896
897 const char *debugstr_variant(const VARIANT*) DECLSPEC_HIDDEN;
898
899 DEFINE_GUID(CLSID_AboutProtocol, 0x3050F406, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
900 DEFINE_GUID(CLSID_JSProtocol, 0x3050F3B2, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
901 DEFINE_GUID(CLSID_MailtoProtocol, 0x3050F3DA, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
902 DEFINE_GUID(CLSID_ResProtocol, 0x3050F3BC, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
903 DEFINE_GUID(CLSID_SysimageProtocol, 0x76E67A63, 0x06E9, 0x11D2, 0xA8,0x40, 0x00,0x60,0x08,0x05,0x93,0x82);
904
905 DEFINE_GUID(CLSID_CMarkup,0x3050f4fb,0x98b5,0x11cf,0xbb,0x82,0x00,0xaa,0x00,0xbd,0xce,0x0b);
906
907 DEFINE_OLEGUID(CGID_DocHostCmdPriv, 0x000214D4L, 0, 0);
908
909 /* memory allocation functions */
910
911 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc(size_t len)
912 {
913     return HeapAlloc(GetProcessHeap(), 0, len);
914 }
915
916 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc_zero(size_t len)
917 {
918     return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
919 }
920
921 static inline void * __WINE_ALLOC_SIZE(2) heap_realloc(void *mem, size_t len)
922 {
923     return HeapReAlloc(GetProcessHeap(), 0, mem, len);
924 }
925
926 static inline void * __WINE_ALLOC_SIZE(2) heap_realloc_zero(void *mem, size_t len)
927 {
928     return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len);
929 }
930
931 static inline BOOL heap_free(void *mem)
932 {
933     return HeapFree(GetProcessHeap(), 0, mem);
934 }
935
936 static inline LPWSTR heap_strdupW(LPCWSTR str)
937 {
938     LPWSTR ret = NULL;
939
940     if(str) {
941         DWORD size;
942
943         size = (strlenW(str)+1)*sizeof(WCHAR);
944         ret = heap_alloc(size);
945         memcpy(ret, str, size);
946     }
947
948     return ret;
949 }
950
951 static inline LPWSTR heap_strndupW(LPCWSTR str, unsigned len)
952 {
953     LPWSTR ret = NULL;
954
955     if(str) {
956         ret = heap_alloc((len+1)*sizeof(WCHAR));
957         memcpy(ret, str, len*sizeof(WCHAR));
958         ret[len] = 0;
959     }
960
961     return ret;
962 }
963
964 static inline char *heap_strdupA(const char *str)
965 {
966     char *ret = NULL;
967
968     if(str) {
969         DWORD size;
970
971         size = strlen(str)+1;
972         ret = heap_alloc(size);
973         memcpy(ret, str, size);
974     }
975
976     return ret;
977 }
978
979 static inline WCHAR *heap_strdupAtoW(const char *str)
980 {
981     LPWSTR ret = NULL;
982
983     if(str) {
984         DWORD len;
985
986         len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
987         ret = heap_alloc(len*sizeof(WCHAR));
988         MultiByteToWideChar(CP_ACP, 0, str, -1, ret, len);
989     }
990
991     return ret;
992 }
993
994 static inline char *heap_strdupWtoA(LPCWSTR str)
995 {
996     char *ret = NULL;
997
998     if(str) {
999         DWORD size = WideCharToMultiByte(CP_ACP, 0, str, -1, NULL, 0, NULL, NULL);
1000         ret = heap_alloc(size);
1001         WideCharToMultiByte(CP_ACP, 0, str, -1, ret, size, NULL, NULL);
1002     }
1003
1004     return ret;
1005 }
1006
1007 static inline void windowref_addref(windowref_t *ref)
1008 {
1009     InterlockedIncrement(&ref->ref);
1010 }
1011
1012 static inline void windowref_release(windowref_t *ref)
1013 {
1014     if(!InterlockedDecrement(&ref->ref))
1015         heap_free(ref);
1016 }
1017
1018 HDC get_display_dc(void) DECLSPEC_HIDDEN;
1019 HINSTANCE get_shdoclc(void) DECLSPEC_HIDDEN;
1020 void set_statustext(HTMLDocumentObj*,INT,LPCWSTR) DECLSPEC_HIDDEN;
1021
1022 extern HINSTANCE hInst DECLSPEC_HIDDEN;