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