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