git.oblomov.eu Git - wine/blob - 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 "comcat.h"
  22 #include "mshtml.h"
  23 #include "mshtmhst.h"
  24 #include "hlink.h"
  25 #include "perhist.h"
  26 #include "dispex.h"
  27
  28 #include "wine/list.h"
  29 #include "wine/unicode.h"
  30
  31 #ifdef INIT_GUID
  32 #include "initguid.h"
  33 #endif
  34
  35 #include "nsiface.h"
  36
  37 #define NS_ERROR_GENERATE_FAILURE(module,code) \
  38     ((nsresult) (((PRUint32)(1<<31)) | ((PRUint32)(module+0x45)<<16) | ((PRUint32)(code))))
  39
  40 #define NS_OK                     ((nsresult)0x00000000L)
  41 #define NS_ERROR_FAILURE          ((nsresult)0x80004005L)
  42 #define NS_ERROR_OUT_OF_MEMORY    ((nsresult)0x8007000EL)
  43 #define NS_NOINTERFACE            ((nsresult)0x80004002L)
  44 #define NS_ERROR_NOT_IMPLEMENTED  ((nsresult)0x80004001L)
  45 #define NS_ERROR_NOT_AVAILABLE    ((nsresult)0x80040111L)
  46 #define NS_ERROR_INVALID_ARG      ((nsresult)0x80070057L)
  47 #define NS_ERROR_UNEXPECTED       ((nsresult)0x8000ffffL)
  48
  49 #define NS_ERROR_MODULE_NETWORK    6
  50
  51 #define NS_BINDING_ABORTED         NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_NETWORK, 2)
  52 #define NS_ERROR_UNKNOWN_PROTOCOL  NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_NETWORK, 18)
  53
  54 #define NS_FAILED(res) ((res) & 0x80000000)
  55 #define NS_SUCCEEDED(res) (!NS_FAILED(res))
  56
  57 #define NSAPI WINAPI
  58
  59 #define MSHTML_E_NODOC    0x800a025c
  60
  61 typedef struct HTMLDOMNode HTMLDOMNode;
  62 typedef struct ConnectionPoint ConnectionPoint;
  63 typedef struct BSCallback BSCallback;
  64 typedef struct event_target_t event_target_t;
  65
  66 #define TID_LIST \
  67     XIID(NULL) \
  68     XDIID(DispCEventObj) \
  69     XDIID(DispCPlugins) \
  70     XDIID(DispDOMChildrenCollection) \
  71     XDIID(DispHTMLAnchorElement) \
  72     XDIID(DispHTMLBody) \
  73     XDIID(DispHTMLCommentElement) \
  74     XDIID(DispHTMLCurrentStyle) \
  75     XDIID(DispHTMLDocument) \
  76     XDIID(DispHTMLDOMTextNode) \
  77     XDIID(DispHTMLElementCollection) \
  78     XDIID(DispHTMLEmbed) \
  79     XDIID(DispHTMLFormElement) \
  80     XDIID(DispHTMLGenericElement) \
  81     XDIID(DispHTMLFrameElement) \
  82     XDIID(DispHTMLIFrame) \
  83     XDIID(DispHTMLImg) \
  84     XDIID(DispHTMLInputElement) \
  85     XDIID(DispHTMLLocation) \
  86     XDIID(DispHTMLNavigator) \
  87     XDIID(DispHTMLObjectElement) \
  88     XDIID(DispHTMLOptionElement) \
  89     XDIID(DispHTMLScreen) \
  90     XDIID(DispHTMLScriptElement) \
  91     XDIID(DispHTMLSelectElement) \
  92     XDIID(DispHTMLStyle) \
  93     XDIID(DispHTMLStyleElement) \
  94     XDIID(DispHTMLStyleSheetsCollection) \
  95     XDIID(DispHTMLTable) \
  96     XDIID(DispHTMLTableRow) \
  97     XDIID(DispHTMLTextAreaElement) \
  98     XDIID(DispHTMLUnknownElement) \
  99     XDIID(DispHTMLWindow2) \
 100     XDIID(HTMLDocumentEvents) \
 101     XIID(IHTMLAnchorElement) \
 102     XIID(IHTMLBodyElement) \
 103     XIID(IHTMLBodyElement2) \
 104     XIID(IHTMLCommentElement) \
 105     XIID(IHTMLCurrentStyle) \
 106     XIID(IHTMLCurrentStyle2) \
 107     XIID(IHTMLCurrentStyle3) \
 108     XIID(IHTMLCurrentStyle4) \
 109     XIID(IHTMLDocument2) \
 110     XIID(IHTMLDocument3) \
 111     XIID(IHTMLDocument4) \
 112     XIID(IHTMLDocument5) \
 113     XIID(IHTMLDOMChildrenCollection) \
 114     XIID(IHTMLDOMNode) \
 115     XIID(IHTMLDOMNode2) \
 116     XIID(IHTMLDOMTextNode) \
 117     XIID(IHTMLElement) \
 118     XIID(IHTMLElement2) \
 119     XIID(IHTMLElement3) \
 120     XIID(IHTMLElement4) \
 121     XIID(IHTMLElementCollection) \
 122     XIID(IHTMLEmbedElement) \
 123     XIID(IHTMLEventObj) \
 124     XIID(IHTMLFiltersCollection) \
 125     XIID(IHTMLFormElement) \
 126     XIID(IHTMLFrameBase) \
 127     XIID(IHTMLFrameBase2) \
 128     XIID(IHTMLFrameElement3) \
 129     XIID(IHTMLGenericElement) \
 130     XIID(IHTMLIFrameElement) \
 131     XIID(IHTMLImageElementFactory) \
 132     XIID(IHTMLImgElement) \
 133     XIID(IHTMLInputElement) \
 134     XIID(IHTMLLocation) \
 135     XIID(IHTMLObjectElement) \
 136     XIID(IHTMLOptionElement) \
 137     XIID(IHTMLPluginsCollection) \
 138     XIID(IHTMLRect) \
 139     XIID(IHTMLScreen) \
 140     XIID(IHTMLScriptElement) \
 141     XIID(IHTMLSelectElement) \
 142     XIID(IHTMLStyle) \
 143     XIID(IHTMLStyle2) \
 144     XIID(IHTMLStyle3) \
 145     XIID(IHTMLStyle4) \
 146     XIID(IHTMLStyleElement) \
 147     XIID(IHTMLStyleSheetsCollection) \
 148     XIID(IHTMLTable) \
 149     XIID(IHTMLTableRow) \
 150     XIID(IHTMLTextAreaElement) \
 151     XIID(IHTMLTextContainer) \
 152     XIID(IHTMLUniqueName) \
 153     XIID(IHTMLWindow2) \
 154     XIID(IHTMLWindow3) \
 155     XIID(IHTMLWindow4) \
 156     XIID(IOmNavigator)
 157
 158 typedef enum {
 159 #define XIID(iface) iface ## _tid,
 160 #define XDIID(iface) iface ## _tid,
 161 TID_LIST
 162 #undef XIID
 163 #undef XDIID
 164     LAST_tid
 165 } tid_t;
 166
 167 typedef struct dispex_data_t dispex_data_t;
 168 typedef struct dispex_dynamic_data_t dispex_dynamic_data_t;
 169
 170 #define MSHTML_DISPID_CUSTOM_MIN 0x60000000
 171 #define MSHTML_DISPID_CUSTOM_MAX 0x6fffffff
 172 #define MSHTML_CUSTOM_DISPID_CNT (MSHTML_DISPID_CUSTOM_MAX-MSHTML_DISPID_CUSTOM_MIN)
 173
 174 typedef struct {
 175     HRESULT (*value)(IUnknown*,LCID,WORD,DISPPARAMS*,VARIANT*,EXCEPINFO*,IServiceProvider*);
 176     HRESULT (*get_dispid)(IUnknown*,BSTR,DWORD,DISPID*);
 177     HRESULT (*invoke)(IUnknown*,DISPID,LCID,WORD,DISPPARAMS*,VARIANT*,EXCEPINFO*,IServiceProvider*);
 178 } dispex_static_data_vtbl_t;
 179
 180 typedef struct {
 181     const dispex_static_data_vtbl_t *vtbl;
 182     const tid_t disp_tid;
 183     dispex_data_t *data;
 184     const tid_t* const iface_tids;
 185 } dispex_static_data_t;
 186
 187 typedef struct {
 188     const IDispatchExVtbl  *lpIDispatchExVtbl;
 189
 190     IUnknown *outer;
 191
 192     dispex_static_data_t *data;
 193     dispex_dynamic_data_t *dynamic_data;
 194 } DispatchEx;
 195
 196 void init_dispex(DispatchEx*,IUnknown*,dispex_static_data_t*);
 197 void release_dispex(DispatchEx*);
 198 BOOL dispex_query_interface(DispatchEx*,REFIID,void**);
 199 HRESULT dispex_get_dprop_ref(DispatchEx*,const WCHAR*,BOOL,VARIANT**);
 200 HRESULT get_dispids(tid_t,DWORD*,DISPID**);
 201 HRESULT remove_prop(DispatchEx*,BSTR,VARIANT_BOOL*);
 202
 203 typedef struct HTMLWindow HTMLWindow;
 204 typedef struct HTMLDocumentNode HTMLDocumentNode;
 205 typedef struct HTMLDocumentObj HTMLDocumentObj;
 206 typedef struct HTMLFrameBase HTMLFrameBase;
 207 typedef struct NSContainer NSContainer;
 208
 209 typedef enum {
 210     SCRIPTMODE_GECKO,
 211     SCRIPTMODE_ACTIVESCRIPT
 212 } SCRIPTMODE;
 213
 214 typedef struct ScriptHost ScriptHost;
 215
 216 typedef enum {
 217     GLOBAL_SCRIPTVAR,
 218     GLOBAL_ELEMENTVAR
 219 } global_prop_type_t;
 220
 221 typedef struct {
 222     global_prop_type_t type;
 223     WCHAR *name;
 224     ScriptHost *script_host;
 225     DISPID id;
 226 } global_prop_t;
 227
 228 typedef struct {
 229     const IHTMLOptionElementFactoryVtbl *lpHTMLOptionElementFactoryVtbl;
 230
 231     LONG ref;
 232
 233     HTMLWindow *window;
 234 } HTMLOptionElementFactory;
 235
 236 typedef struct {
 237     DispatchEx dispex;
 238     const IHTMLImageElementFactoryVtbl *lpHTMLImageElementFactoryVtbl;
 239
 240     LONG ref;
 241
 242     HTMLWindow *window;
 243 } HTMLImageElementFactory;
 244
 245 struct HTMLLocation {
 246     DispatchEx dispex;
 247     const IHTMLLocationVtbl *lpHTMLLocationVtbl;
 248
 249     LONG ref;
 250
 251     HTMLWindow *window;
 252 };
 253
 254 typedef struct {
 255     HTMLWindow *window;
 256     LONG ref;
 257 }  windowref_t;
 258
 259 typedef struct nsChannelBSC nsChannelBSC;
 260
 261 struct HTMLWindow {
 262     DispatchEx dispex;
 263     IHTMLWindow2       IHTMLWindow2_iface;
 264     const IHTMLWindow3Vtbl *lpHTMLWindow3Vtbl;
 265     const IHTMLWindow4Vtbl *lpHTMLWindow4Vtbl;
 266     const IHTMLPrivateWindowVtbl *lpIHTMLPrivateWindowVtbl;
 267     const IDispatchExVtbl         *lpIDispatchExVtbl;
 268     IServiceProvider   IServiceProvider_iface;
 269
 270     LONG ref;
 271
 272     windowref_t *window_ref;
 273     LONG task_magic;
 274
 275     HTMLDocumentNode *doc;
 276     HTMLDocumentObj *doc_obj;
 277     nsIDOMWindow *nswindow;
 278     HTMLWindow *parent;
 279     HTMLFrameBase *frame_element;
 280     READYSTATE readystate;
 281
 282     nsChannelBSC *bscallback;
 283     IMoniker *mon;
 284     LPOLESTR url;
 285
 286     IHTMLEventObj *event;
 287
 288     SCRIPTMODE scriptmode;
 289     struct list script_hosts;
 290
 291     HTMLOptionElementFactory *option_factory;
 292     HTMLImageElementFactory *image_factory;
 293     HTMLLocation *location;
 294     IHTMLScreen *screen;
 295
 296     global_prop_t *global_props;
 297     DWORD global_prop_cnt;
 298     DWORD global_prop_size;
 299
 300     struct list children;
 301     struct list sibling_entry;
 302     struct list entry;
 303 };
 304
 305 typedef enum {
 306     UNKNOWN_USERMODE,
 307     BROWSEMODE,
 308     EDITMODE
 309 } USERMODE;
 310
 311 typedef struct _cp_static_data_t {
 312     tid_t tid;
 313     void (*on_advise)(IUnknown*,struct _cp_static_data_t*);
 314     DWORD id_cnt;
 315     DISPID *ids;
 316 } cp_static_data_t;
 317
 318 typedef struct ConnectionPointContainer {
 319     const IConnectionPointContainerVtbl  *lpConnectionPointContainerVtbl;
 320
 321     ConnectionPoint *cp_list;
 322     IUnknown *outer;
 323     struct ConnectionPointContainer *forward_container;
 324 } ConnectionPointContainer;
 325
 326 struct ConnectionPoint {
 327     const IConnectionPointVtbl *lpConnectionPointVtbl;
 328
 329     ConnectionPointContainer *container;
 330
 331     union {
 332         IUnknown *unk;
 333         IDispatch *disp;
 334         IPropertyNotifySink *propnotif;
 335     } *sinks;
 336     DWORD sinks_size;
 337
 338     const IID *iid;
 339     cp_static_data_t *data;
 340
 341     ConnectionPoint *next;
 342 };
 343
 344 struct HTMLDocument {
 345     IHTMLDocument2              IHTMLDocument2_iface;
 346     IHTMLDocument3              IHTMLDocument3_iface;
 347     IHTMLDocument4              IHTMLDocument4_iface;
 348     IHTMLDocument5              IHTMLDocument5_iface;
 349     IHTMLDocument6              IHTMLDocument6_iface;
 350     IPersistMoniker             IPersistMoniker_iface;
 351     IPersistFile                IPersistFile_iface;
 352     IPersistHistory             IPersistHistory_iface;
 353     IMonikerProp                IMonikerProp_iface;
 354     IOleObject                  IOleObject_iface;
 355     IOleDocument                IOleDocument_iface;
 356     IOleDocumentView            IOleDocumentView_iface;
 357     IOleInPlaceActiveObject     IOleInPlaceActiveObject_iface;
 358     IViewObjectEx               IViewObjectEx_iface;
 359     IOleInPlaceObjectWindowless IOleInPlaceObjectWindowless_iface;
 360     IServiceProvider            IServiceProvider_iface;
 361     IOleCommandTarget           IOleCommandTarget_iface;
 362     IOleControl                 IOleControl_iface;
 363     IHlinkTarget                IHlinkTarget_iface;
 364     IPersistStreamInit          IPersistStreamInit_iface;
 365     const IDispatchExVtbl                 *lpIDispatchExVtbl;
 366     ISupportErrorInfo           ISupportErrorInfo_iface;
 367     IObjectWithSite             IObjectWithSite_iface;
 368     IOleContainer               IOleContainer_iface;
 369
 370     IUnknown *unk_impl;
 371     IDispatchEx *dispex;
 372
 373     HTMLDocumentObj *doc_obj;
 374     HTMLDocumentNode *doc_node;
 375
 376     HTMLWindow *window;
 377
 378     LONG task_magic;
 379
 380     ConnectionPointContainer cp_container;
 381     ConnectionPoint cp_htmldocevents;
 382     ConnectionPoint cp_htmldocevents2;
 383     ConnectionPoint cp_propnotif;
 384     ConnectionPoint cp_dispatch;
 385
 386     IOleAdviseHolder *advise_holder;
 387 };
 388
 389 static inline HRESULT htmldoc_query_interface(HTMLDocument *This, REFIID riid, void **ppv)
 390 {
 391     return IUnknown_QueryInterface(This->unk_impl, riid, ppv);
 392 }
 393
 394 static inline ULONG htmldoc_addref(HTMLDocument *This)
 395 {
 396     return IUnknown_AddRef(This->unk_impl);
 397 }
 398
 399 static inline ULONG htmldoc_release(HTMLDocument *This)
 400 {
 401     return IUnknown_Release(This->unk_impl);
 402 }
 403
 404 struct HTMLDocumentObj {
 405     HTMLDocument basedoc;
 406     DispatchEx dispex;
 407     const ICustomDocVtbl  *lpCustomDocVtbl;
 408
 409     LONG ref;
 410
 411     NSContainer *nscontainer;
 412
 413     IOleClientSite *client;
 414     IDocHostUIHandler *hostui;
 415     BOOL custom_hostui;
 416     IOleInPlaceSite *ipsite;
 417     IOleInPlaceFrame *frame;
 418     IOleInPlaceUIWindow *ip_window;
 419     IAdviseSink *view_sink;
 420
 421     DOCHOSTUIINFO hostinfo;
 422
 423     IOleUndoManager *undomgr;
 424
 425     HWND hwnd;
 426     HWND tooltips_hwnd;
 427
 428     BOOL request_uiactivate;
 429     BOOL in_place_active;
 430     BOOL ui_active;
 431     BOOL window_active;
 432     BOOL hostui_setup;
 433     BOOL container_locked;
 434     BOOL focus;
 435     INT download_state;
 436
 437     USERMODE usermode;
 438     LPWSTR mime;
 439
 440     DWORD update;
 441 };
 442
 443 struct NSContainer {
 444     const nsIWebBrowserChromeVtbl       *lpWebBrowserChromeVtbl;
 445     const nsIContextMenuListenerVtbl    *lpContextMenuListenerVtbl;
 446     const nsIURIContentListenerVtbl     *lpURIContentListenerVtbl;
 447     const nsIEmbeddingSiteWindowVtbl    *lpEmbeddingSiteWindowVtbl;
 448     const nsITooltipListenerVtbl        *lpTooltipListenerVtbl;
 449     const nsIInterfaceRequestorVtbl     *lpInterfaceRequestorVtbl;
 450     const nsIWeakReferenceVtbl          *lpWeakReferenceVtbl;
 451     const nsISupportsWeakReferenceVtbl  *lpSupportsWeakReferenceVtbl;
 452
 453     nsIWebBrowser *webbrowser;
 454     nsIWebNavigation *navigation;
 455     nsIBaseWindow *window;
 456     nsIWebBrowserFocus *focus;
 457
 458     nsIEditor *editor;
 459     nsIController *editor_controller;
 460
 461     LONG ref;
 462
 463     NSContainer *parent;
 464     HTMLDocumentObj *doc;
 465
 466     nsIURIContentListener *content_listener;
 467
 468     HWND hwnd;
 469 };
 470
 471 typedef struct nsWineURI nsWineURI;
 472
 473 HRESULT set_wine_url(nsWineURI*,LPCWSTR);
 474 nsresult on_start_uri_open(NSContainer*,nsIURI*,PRBool*);
 475
 476 /* Keep sync with request_method_strings in nsio.c */
 477 typedef enum {
 478     METHOD_GET,
 479     METHOD_PUT,
 480     METHOD_POST
 481 } REQUEST_METHOD;
 482
 483 typedef struct {
 484     const nsIHttpChannelVtbl *lpHttpChannelVtbl;
 485     const nsIUploadChannelVtbl *lpUploadChannelVtbl;
 486     const nsIHttpChannelInternalVtbl *lpIHttpChannelInternalVtbl;
 487
 488     LONG ref;
 489
 490     nsWineURI *uri;
 491     nsIInputStream *post_data_stream;
 492     nsILoadGroup *load_group;
 493     nsIInterfaceRequestor *notif_callback;
 494     nsISupports *owner;
 495     nsLoadFlags load_flags;
 496     nsIURI *original_uri;
 497     nsIURI *referrer;
 498     char *content_type;
 499     char *charset;
 500     PRUint32 response_status;
 501     REQUEST_METHOD request_method;
 502     struct list response_headers;
 503     struct list request_headers;
 504     UINT url_scheme;
 505 } nsChannel;
 506
 507 typedef struct {
 508     struct list entry;
 509     WCHAR *header;
 510     WCHAR *data;
 511 } http_header_t;
 512
 513 HRESULT set_http_header(struct list*,const WCHAR*,int,const WCHAR*,int);
 514
 515 typedef struct {
 516     HRESULT (*qi)(HTMLDOMNode*,REFIID,void**);
 517     void (*destructor)(HTMLDOMNode*);
 518     HRESULT (*clone)(HTMLDOMNode*,nsIDOMNode*,HTMLDOMNode**);
 519     event_target_t **(*get_event_target)(HTMLDOMNode*);
 520     HRESULT (*call_event)(HTMLDOMNode*,DWORD,BOOL*);
 521     HRESULT (*put_disabled)(HTMLDOMNode*,VARIANT_BOOL);
 522     HRESULT (*get_disabled)(HTMLDOMNode*,VARIANT_BOOL*);
 523     HRESULT (*get_document)(HTMLDOMNode*,IDispatch**);
 524     HRESULT (*get_readystate)(HTMLDOMNode*,BSTR*);
 525     HRESULT (*get_dispid)(HTMLDOMNode*,BSTR,DWORD,DISPID*);
 526     HRESULT (*invoke)(HTMLDOMNode*,DISPID,LCID,WORD,DISPPARAMS*,VARIANT*,EXCEPINFO*,IServiceProvider*);
 527     HRESULT (*bind_to_tree)(HTMLDOMNode*);
 528 } NodeImplVtbl;
 529
 530 struct HTMLDOMNode {
 531     DispatchEx dispex;
 532     const IHTMLDOMNodeVtbl   *lpHTMLDOMNodeVtbl;
 533     const IHTMLDOMNode2Vtbl  *lpHTMLDOMNode2Vtbl;
 534     const NodeImplVtbl *vtbl;
 535
 536     LONG ref;
 537
 538     nsIDOMNode *nsnode;
 539     HTMLDocumentNode *doc;
 540     event_target_t *event_target;
 541     ConnectionPointContainer *cp_container;
 542
 543     HTMLDOMNode *next;
 544 };
 545
 546 typedef struct {
 547     HTMLDOMNode node;
 548     ConnectionPointContainer cp_container;
 549
 550     const IHTMLElementVtbl   *lpHTMLElementVtbl;
 551     const IHTMLElement2Vtbl  *lpHTMLElement2Vtbl;
 552     const IHTMLElement3Vtbl  *lpHTMLElement3Vtbl;
 553
 554     nsIDOMHTMLElement *nselem;
 555 } HTMLElement;
 556
 557 #define HTMLELEMENT_TIDS    \
 558     IHTMLDOMNode_tid,       \
 559     IHTMLDOMNode2_tid,      \
 560     IHTMLElement_tid,       \
 561     IHTMLElement2_tid,      \
 562     IHTMLElement3_tid,      \
 563     IHTMLElement4_tid
 564
 565 typedef struct {
 566     HTMLElement element;
 567
 568     const IHTMLTextContainerVtbl *lpHTMLTextContainerVtbl;
 569
 570     ConnectionPoint cp;
 571 } HTMLTextContainer;
 572
 573 struct HTMLFrameBase {
 574     HTMLElement element;
 575
 576     const IHTMLFrameBaseVtbl   *lpIHTMLFrameBaseVtbl;
 577     const IHTMLFrameBase2Vtbl  *lpIHTMLFrameBase2Vtbl;
 578
 579     HTMLWindow *content_window;
 580
 581     nsIDOMHTMLFrameElement *nsframe;
 582     nsIDOMHTMLIFrameElement *nsiframe;
 583 };
 584
 585 typedef struct _mutation_queue_t {
 586     DWORD type;
 587     nsISupports *nsiface;
 588
 589     struct _mutation_queue_t *next;
 590 } mutation_queue_t;
 591
 592 typedef struct nsDocumentEventListener nsDocumentEventListener;
 593
 594 struct HTMLDocumentNode {
 595     HTMLDOMNode node;
 596     HTMLDocument basedoc;
 597
 598     const IInternetHostSecurityManagerVtbl *lpIInternetHostSecurityManagerVtbl;
 599
 600     const nsIDocumentObserverVtbl  *lpIDocumentObserverVtbl;
 601     const nsIRunnableVtbl  *lpIRunnableVtbl;
 602
 603     LONG ref;
 604
 605     nsIDOMHTMLDocument *nsdoc;
 606     HTMLDOMNode *nodes;
 607     BOOL content_ready;
 608     event_target_t *body_event_target;
 609
 610     IInternetSecurityManager *secmgr;
 611     ICatInformation *catmgr;
 612     nsDocumentEventListener *nsevent_listener;
 613     BOOL *event_vector;
 614
 615     BOOL skip_mutation_notif;
 616     mutation_queue_t *mutation_queue;
 617     mutation_queue_t *mutation_queue_tail;
 618
 619     struct list bindings;
 620     struct list selection_list;
 621     struct list range_list;
 622     struct list plugin_hosts;
 623 };
 624
 625 #define HTMLWINDOW3(x)   ((IHTMLWindow3*)                 &(x)->lpHTMLWindow3Vtbl)
 626 #define HTMLWINDOW4(x)   ((IHTMLWindow4*)                 &(x)->lpHTMLWindow4Vtbl)
 627 #define CONPTCONT(x)     ((IConnectionPointContainer*)    &(x)->lpConnectionPointContainerVtbl)
 628 #define CUSTOMDOC(x)     ((ICustomDoc*)                   &(x)->lpCustomDocVtbl)
 629
 630 #define NSWBCHROME(x)    ((nsIWebBrowserChrome*)          &(x)->lpWebBrowserChromeVtbl)
 631 #define NSCML(x)         ((nsIContextMenuListener*)       &(x)->lpContextMenuListenerVtbl)
 632 #define NSURICL(x)       ((nsIURIContentListener*)        &(x)->lpURIContentListenerVtbl)
 633 #define NSEMBWNDS(x)     ((nsIEmbeddingSiteWindow*)       &(x)->lpEmbeddingSiteWindowVtbl)
 634 #define NSIFACEREQ(x)    ((nsIInterfaceRequestor*)        &(x)->lpInterfaceRequestorVtbl)
 635 #define NSTOOLTIP(x)     ((nsITooltipListener*)           &(x)->lpTooltipListenerVtbl)
 636 #define NSEVENTLIST(x)   ((nsIDOMEventListener*)          &(x)->lpDOMEventListenerVtbl)
 637 #define NSWEAKREF(x)     ((nsIWeakReference*)             &(x)->lpWeakReferenceVtbl)
 638 #define NSSUPWEAKREF(x)  ((nsISupportsWeakReference*)     &(x)->lpSupportsWeakReferenceVtbl)
 639
 640 #define NSDOCOBS(x)      ((nsIDocumentObserver*)          &(x)->lpIDocumentObserverVtbl)
 641
 642 #define NSRUNNABLE(x)    ((nsIRunnable*)  &(x)->lpIRunnableVtbl)
 643
 644 #define NSCHANNEL(x)     ((nsIChannel*)        &(x)->lpHttpChannelVtbl)
 645 #define NSHTTPCHANNEL(x) ((nsIHttpChannel*)    &(x)->lpHttpChannelVtbl)
 646 #define NSUPCHANNEL(x)   ((nsIUploadChannel*)  &(x)->lpUploadChannelVtbl)
 647 #define NSHTTPINTERNAL(x) ((nsIHttpChannelInternal*)  &(x)->lpIHttpChannelInternalVtbl)
 648
 649 #define HTTPNEG(x)       ((IHttpNegotiate2*)              &(x)->lpHttpNegotiate2Vtbl)
 650 #define STATUSCLB(x)     ((IBindStatusCallback*)          &(x)->lpBindStatusCallbackVtbl)
 651 #define BINDINFO(x)      ((IInternetBindInfo*)            &(x)->lpInternetBindInfoVtbl);
 652
 653 #define HTMLELEM(x)      ((IHTMLElement*)                 &(x)->lpHTMLElementVtbl)
 654 #define HTMLELEM2(x)     ((IHTMLElement2*)                &(x)->lpHTMLElement2Vtbl)
 655 #define HTMLELEM3(x)     ((IHTMLElement3*)                &(x)->lpHTMLElement3Vtbl)
 656 #define HTMLDOMNODE(x)   ((IHTMLDOMNode*)                 &(x)->lpHTMLDOMNodeVtbl)
 657 #define HTMLDOMNODE2(x)  ((IHTMLDOMNode2*)                &(x)->lpHTMLDOMNode2Vtbl)
 658
 659 #define HTMLTEXTCONT(x)  ((IHTMLTextContainer*)           &(x)->lpHTMLTextContainerVtbl)
 660 #define HTMLFRAMEBASE(x) ((IHTMLFrameBase*)               &(x)->lpIHTMLFrameBaseVtbl)
 661 #define HTMLFRAMEBASE2(x) ((IHTMLFrameBase2*)             &(x)->lpIHTMLFrameBase2Vtbl)
 662
 663 #define HTMLOPTFACTORY(x)  ((IHTMLOptionElementFactory*)  &(x)->lpHTMLOptionElementFactoryVtbl)
 664 #define HTMLIMGFACTORY(x)  ((IHTMLImageElementFactory*)   &(x)->lpHTMLImageElementFactoryVtbl)
 665 #define HTMLLOCATION(x)    ((IHTMLLocation*)              &(x)->lpHTMLLocationVtbl)
 666
 667 #define DISPATCHEX(x)    ((IDispatchEx*) &(x)->lpIDispatchExVtbl)
 668
 669 #define HOSTSECMGR(x)    ((IInternetHostSecurityManager*)  &(x)->lpIInternetHostSecurityManagerVtbl)
 670
 671 #define DEFINE_THIS2(cls,ifc,iface) ((cls*)((BYTE*)(iface)-offsetof(cls,ifc)))
 672 #define DEFINE_THIS(cls,ifc,iface) DEFINE_THIS2(cls,lp ## ifc ## Vtbl,iface)
 673
 674 HRESULT HTMLDocument_Create(IUnknown*,REFIID,void**);
 675 HRESULT HTMLLoadOptions_Create(IUnknown*,REFIID,void**);
 676 HRESULT create_doc_from_nsdoc(nsIDOMHTMLDocument*,HTMLDocumentObj*,HTMLWindow*,HTMLDocumentNode**);
 677 HRESULT create_document_fragment(nsIDOMNode*,HTMLDocumentNode*,HTMLDocumentNode**);
 678
 679 HRESULT HTMLWindow_Create(HTMLDocumentObj*,nsIDOMWindow*,HTMLWindow*,HTMLWindow**);
 680 void update_window_doc(HTMLWindow*);
 681 HTMLWindow *nswindow_to_window(const nsIDOMWindow*);
 682 nsIDOMWindow *get_nsdoc_window(nsIDOMDocument*);
 683 HTMLOptionElementFactory *HTMLOptionElementFactory_Create(HTMLWindow*);
 684 HTMLImageElementFactory *HTMLImageElementFactory_Create(HTMLWindow*);
 685 HRESULT HTMLLocation_Create(HTMLWindow*,HTMLLocation**);
 686 IOmNavigator *OmNavigator_Create(void);
 687 HRESULT HTMLScreen_Create(IHTMLScreen**);
 688
 689 void HTMLDocument_HTMLDocument3_Init(HTMLDocument*);
 690 void HTMLDocument_HTMLDocument5_Init(HTMLDocument*);
 691 void HTMLDocument_Persist_Init(HTMLDocument*);
 692 void HTMLDocument_OleCmd_Init(HTMLDocument*);
 693 void HTMLDocument_OleObj_Init(HTMLDocument*);
 694 void HTMLDocument_View_Init(HTMLDocument*);
 695 void HTMLDocument_Window_Init(HTMLDocument*);
 696 void HTMLDocument_Service_Init(HTMLDocument*);
 697 void HTMLDocument_Hlink_Init(HTMLDocument*);
 698
 699 void HTMLDocumentNode_SecMgr_Init(HTMLDocumentNode*);
 700
 701 HRESULT HTMLCurrentStyle_Create(HTMLElement*,IHTMLCurrentStyle**);
 702
 703 void ConnectionPoint_Init(ConnectionPoint*,ConnectionPointContainer*,REFIID,cp_static_data_t*);
 704 void ConnectionPointContainer_Init(ConnectionPointContainer*,IUnknown*);
 705 void ConnectionPointContainer_Destroy(ConnectionPointContainer*);
 706
 707 NSContainer *NSContainer_Create(HTMLDocumentObj*,NSContainer*);
 708 void NSContainer_Release(NSContainer*);
 709
 710 void init_mutation(HTMLDocumentNode*);
 711 void release_mutation(HTMLDocumentNode*);
 712
 713 void HTMLDocument_LockContainer(HTMLDocumentObj*,BOOL);
 714 void show_context_menu(HTMLDocumentObj*,DWORD,POINT*,IDispatch*);
 715 void notif_focus(HTMLDocumentObj*);
 716
 717 void show_tooltip(HTMLDocumentObj*,DWORD,DWORD,LPCWSTR);
 718 void hide_tooltip(HTMLDocumentObj*);
 719 HRESULT get_client_disp_property(IOleClientSite*,DISPID,VARIANT*);
 720
 721 HRESULT ProtocolFactory_Create(REFCLSID,REFIID,void**);
 722
 723 BOOL load_gecko(BOOL);
 724 void close_gecko(void);
 725 void register_nsservice(nsIComponentRegistrar*,nsIServiceManager*);
 726 void init_nsio(nsIComponentManager*,nsIComponentRegistrar*);
 727 void release_nsio(void);
 728 BOOL is_gecko_path(const char*);
 729
 730 HRESULT nsuri_to_url(LPCWSTR,BOOL,BSTR*);
 731 HRESULT create_doc_uri(HTMLWindow*,WCHAR*,nsWineURI**);
 732 HRESULT load_nsuri(HTMLWindow*,nsWineURI*,nsChannelBSC*,DWORD);
 733
 734 HRESULT hlink_frame_navigate(HTMLDocument*,LPCWSTR,nsIInputStream*,DWORD,BOOL*);
 735 HRESULT navigate_url(HTMLWindow*,const WCHAR*,const WCHAR*);
 736 HRESULT set_frame_doc(HTMLFrameBase*,nsIDOMDocument*);
 737 HRESULT set_moniker(HTMLDocument*,IMoniker*,IBindCtx*,nsChannelBSC*,BOOL);
 738
 739 void call_property_onchanged(ConnectionPoint*,DISPID);
 740 HRESULT call_set_active_object(IOleInPlaceUIWindow*,IOleInPlaceActiveObject*);
 741
 742 void *nsalloc(size_t) __WINE_ALLOC_SIZE(1);
 743 void nsfree(void*);
 744
 745 void nsACString_InitDepend(nsACString*,const char*);
 746 void nsACString_SetData(nsACString*,const char*);
 747 PRUint32 nsACString_GetData(const nsACString*,const char**);
 748 void nsACString_Finish(nsACString*);
 749
 750 BOOL nsAString_Init(nsAString*,const PRUnichar*);
 751 void nsAString_InitDepend(nsAString*,const PRUnichar*);
 752 void nsAString_SetData(nsAString*,const PRUnichar*);
 753 PRUint32 nsAString_GetData(const nsAString*,const PRUnichar**);
 754 void nsAString_Finish(nsAString*);
 755 HRESULT return_nsstr(nsresult,nsAString*,BSTR*);
 756
 757 nsICommandParams *create_nscommand_params(void);
 758 HRESULT nsnode_to_nsstring(nsIDOMNode*,nsAString*);
 759 void get_editor_controller(NSContainer*);
 760 nsresult get_nsinterface(nsISupports*,REFIID,void**);
 761
 762 void init_nsevents(HTMLDocumentNode*);
 763 void release_nsevents(HTMLDocumentNode*);
 764 void add_nsevent_listener(HTMLDocumentNode*,nsIDOMNode*,LPCWSTR);
 765
 766 void set_window_bscallback(HTMLWindow*,nsChannelBSC*);
 767 void set_current_mon(HTMLWindow*,IMoniker*);
 768 HRESULT start_binding(HTMLWindow*,HTMLDocumentNode*,BSCallback*,IBindCtx*);
 769 HRESULT async_start_doc_binding(HTMLWindow*,nsChannelBSC*);
 770 void abort_document_bindings(HTMLDocumentNode*);
 771
 772 HRESULT bind_mon_to_buffer(HTMLDocumentNode*,IMoniker*,void**,DWORD*);
 773
 774 HRESULT create_channelbsc(IMoniker*,WCHAR*,BYTE*,DWORD,nsChannelBSC**);
 775 HRESULT channelbsc_load_stream(nsChannelBSC*,IStream*);
 776 void channelbsc_set_channel(nsChannelBSC*,nsChannel*,nsIStreamListener*,nsISupports*);
 777 IMoniker *get_channelbsc_mon(nsChannelBSC*);
 778
 779 void set_ready_state(HTMLWindow*,READYSTATE);
 780
 781 HRESULT HTMLSelectionObject_Create(HTMLDocumentNode*,nsISelection*,IHTMLSelectionObject**);
 782 HRESULT HTMLTxtRange_Create(HTMLDocumentNode*,nsIDOMRange*,IHTMLTxtRange**);
 783 IHTMLStyle *HTMLStyle_Create(nsIDOMCSSStyleDeclaration*);
 784 IHTMLStyleSheet *HTMLStyleSheet_Create(nsIDOMStyleSheet*);
 785 IHTMLStyleSheetsCollection *HTMLStyleSheetsCollection_Create(nsIDOMStyleSheetList*);
 786
 787 void detach_selection(HTMLDocumentNode*);
 788 void detach_ranges(HTMLDocumentNode*);
 789 HRESULT get_node_text(HTMLDOMNode*,BSTR*);
 790
 791 HRESULT create_nselem(HTMLDocumentNode*,const WCHAR*,nsIDOMHTMLElement**);
 792
 793 HRESULT HTMLDOMTextNode_Create(HTMLDocumentNode*,nsIDOMNode*,HTMLDOMNode**);
 794
 795 HRESULT HTMLElement_Create(HTMLDocumentNode*,nsIDOMNode*,BOOL,HTMLElement**);
 796 HRESULT HTMLCommentElement_Create(HTMLDocumentNode*,nsIDOMNode*,HTMLElement**);
 797 HRESULT HTMLAnchorElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 798 HRESULT HTMLBodyElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 799 HRESULT HTMLEmbedElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 800 HRESULT HTMLFormElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 801 HRESULT HTMLFrameElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 802 HRESULT HTMLIFrame_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 803 HRESULT HTMLStyleElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 804 HRESULT HTMLImgElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 805 HRESULT HTMLInputElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 806 HRESULT HTMLObjectElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 807 HRESULT HTMLOptionElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 808 HRESULT HTMLScriptElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 809 HRESULT HTMLSelectElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 810 HRESULT HTMLTable_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 811 HRESULT HTMLTableRow_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 812 HRESULT HTMLTextAreaElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 813 HRESULT HTMLGenericElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*,HTMLElement**);
 814
 815 void HTMLDOMNode_Init(HTMLDocumentNode*,HTMLDOMNode*,nsIDOMNode*);
 816 void HTMLElement_Init(HTMLElement*,HTMLDocumentNode*,nsIDOMHTMLElement*,dispex_static_data_t*);
 817 void HTMLElement2_Init(HTMLElement*);
 818 void HTMLElement3_Init(HTMLElement*);
 819 void HTMLTextContainer_Init(HTMLTextContainer*,HTMLDocumentNode*,nsIDOMHTMLElement*,dispex_static_data_t*);
 820 void HTMLFrameBase_Init(HTMLFrameBase*,HTMLDocumentNode*,nsIDOMHTMLElement*,dispex_static_data_t*);
 821
 822 HRESULT HTMLDOMNode_QI(HTMLDOMNode*,REFIID,void**);
 823 void HTMLDOMNode_destructor(HTMLDOMNode*);
 824
 825 HRESULT HTMLElement_QI(HTMLDOMNode*,REFIID,void**);
 826 void HTMLElement_destructor(HTMLDOMNode*);
 827 HRESULT HTMLElement_clone(HTMLDOMNode*,nsIDOMNode*,HTMLDOMNode**);
 828
 829 HRESULT HTMLFrameBase_QI(HTMLFrameBase*,REFIID,void**);
 830 void HTMLFrameBase_destructor(HTMLFrameBase*);
 831
 832 HRESULT get_node(HTMLDocumentNode*,nsIDOMNode*,BOOL,HTMLDOMNode**);
 833 void release_nodes(HTMLDocumentNode*);
 834
 835 void release_script_hosts(HTMLWindow*);
 836 void connect_scripts(HTMLWindow*);
 837 void doc_insert_script(HTMLWindow*,nsIDOMHTMLScriptElement*);
 838 IDispatch *script_parse_event(HTMLWindow*,LPCWSTR);
 839 HRESULT exec_script(HTMLWindow*,const WCHAR*,const WCHAR*,VARIANT*);
 840 void set_script_mode(HTMLWindow*,SCRIPTMODE);
 841 BOOL find_global_prop(HTMLWindow*,BSTR,DWORD,ScriptHost**,DISPID*);
 842 IDispatch *get_script_disp(ScriptHost*);
 843 HRESULT search_window_props(HTMLWindow*,BSTR,DWORD,DISPID*);
 844
 845 IHTMLElementCollection *create_all_collection(HTMLDOMNode*,BOOL);
 846 IHTMLElementCollection *create_collection_from_nodelist(HTMLDocumentNode*,IUnknown*,nsIDOMNodeList*);
 847 IHTMLElementCollection *create_collection_from_htmlcol(HTMLDocumentNode*,IUnknown*,nsIDOMHTMLCollection*);
 848
 849 /* commands */
 850 typedef struct {
 851     DWORD id;
 852     HRESULT (*query)(HTMLDocument*,OLECMD*);
 853     HRESULT (*exec)(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 854 } cmdtable_t;
 855
 856 extern const cmdtable_t editmode_cmds[];
 857
 858 void do_ns_command(HTMLDocument*,const char*,nsICommandParams*);
 859
 860 /* timer */
 861 #define UPDATE_UI       0x0001
 862 #define UPDATE_TITLE    0x0002
 863
 864 void update_doc(HTMLDocument*,DWORD);
 865 void update_title(HTMLDocumentObj*);
 866
 867 /* editor */
 868 void init_editor(HTMLDocument*);
 869 void handle_edit_event(HTMLDocument*,nsIDOMEvent*);
 870 HRESULT editor_exec_copy(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 871 HRESULT editor_exec_cut(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 872 HRESULT editor_exec_paste(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 873 void handle_edit_load(HTMLDocument*);
 874 HRESULT editor_is_dirty(HTMLDocument*);
 875 void set_dirty(HTMLDocument*,VARIANT_BOOL);
 876
 877 extern DWORD mshtml_tls;
 878
 879 typedef struct task_t task_t;
 880 typedef void (*task_proc_t)(task_t*);
 881
 882 struct task_t {
 883     LONG target_magic;
 884     task_proc_t proc;
 885     struct task_t *next;
 886 };
 887
 888 typedef struct {
 889     task_t header;
 890     HTMLDocumentObj *doc;
 891 } docobj_task_t;
 892
 893 typedef struct {
 894     HWND thread_hwnd;
 895     task_t *task_queue_head;
 896     task_t *task_queue_tail;
 897     struct list timer_list;
 898 } thread_data_t;
 899
 900 thread_data_t *get_thread_data(BOOL);
 901 HWND get_thread_hwnd(void);
 902
 903 LONG get_task_target_magic(void);
 904 void push_task(task_t*,task_proc_t,LONG);
 905 void remove_target_tasks(LONG);
 906
 907 DWORD set_task_timer(HTMLDocument*,DWORD,BOOL,IDispatch*);
 908 HRESULT clear_task_timer(HTMLDocument*,BOOL,DWORD);
 909
 910 void release_typelib(void);
 911 HRESULT call_disp_func(IDispatch*,DISPPARAMS*);
 912
 913 const char *debugstr_variant(const VARIANT*);
 914
 915 DEFINE_GUID(CLSID_AboutProtocol, 0x3050F406, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 916 DEFINE_GUID(CLSID_JSProtocol, 0x3050F3B2, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 917 DEFINE_GUID(CLSID_MailtoProtocol, 0x3050F3DA, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 918 DEFINE_GUID(CLSID_ResProtocol, 0x3050F3BC, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 919 DEFINE_GUID(CLSID_SysimageProtocol, 0x76E67A63, 0x06E9, 0x11D2, 0xA8,0x40, 0x00,0x60,0x08,0x05,0x93,0x82);
 920
 921 DEFINE_GUID(CLSID_CMarkup,0x3050f4fb,0x98b5,0x11cf,0xbb,0x82,0x00,0xaa,0x00,0xbd,0xce,0x0b);
 922
 923 /* memory allocation functions */
 924
 925 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc(size_t len)
 926 {
 927     return HeapAlloc(GetProcessHeap(), 0, len);
 928 }
 929
 930 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc_zero(size_t len)
 931 {
 932     return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
 933 }
 934
 935 static inline void * __WINE_ALLOC_SIZE(2) heap_realloc(void *mem, size_t len)
 936 {
 937     return HeapReAlloc(GetProcessHeap(), 0, mem, len);
 938 }
 939
 940 static inline void * __WINE_ALLOC_SIZE(2) heap_realloc_zero(void *mem, size_t len)
 941 {
 942     return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len);
 943 }
 944
 945 static inline BOOL heap_free(void *mem)
 946 {
 947     return HeapFree(GetProcessHeap(), 0, mem);
 948 }
 949
 950 static inline LPWSTR heap_strdupW(LPCWSTR str)
 951 {
 952     LPWSTR ret = NULL;
 953
 954     if(str) {
 955         DWORD size;
 956
 957         size = (strlenW(str)+1)*sizeof(WCHAR);
 958         ret = heap_alloc(size);
 959         memcpy(ret, str, size);
 960     }
 961
 962     return ret;
 963 }
 964
 965 static inline LPWSTR heap_strndupW(LPCWSTR str, unsigned len)
 966 {
 967     LPWSTR ret = NULL;
 968
 969     if(str) {
 970         ret = heap_alloc((len+1)*sizeof(WCHAR));
 971         memcpy(ret, str, len*sizeof(WCHAR));
 972         ret[len] = 0;
 973     }
 974
 975     return ret;
 976 }
 977
 978 static inline char *heap_strdupA(const char *str)
 979 {
 980     char *ret = NULL;
 981
 982     if(str) {
 983         DWORD size;
 984
 985         size = strlen(str)+1;
 986         ret = heap_alloc(size);
 987         memcpy(ret, str, size);
 988     }
 989
 990     return ret;
 991 }
 992
 993 static inline WCHAR *heap_strdupAtoW(const char *str)
 994 {
 995     LPWSTR ret = NULL;
 996
 997     if(str) {
 998         DWORD len;
 999
1000         len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
1001         ret = heap_alloc(len*sizeof(WCHAR));
1002         MultiByteToWideChar(CP_ACP, 0, str, -1, ret, len);
1003     }
1004
1005     return ret;
1006 }
1007
1008 static inline char *heap_strdupWtoA(LPCWSTR str)
1009 {
1010     char *ret = NULL;
1011
1012     if(str) {
1013         DWORD size = WideCharToMultiByte(CP_ACP, 0, str, -1, NULL, 0, NULL, NULL);
1014         ret = heap_alloc(size);
1015         WideCharToMultiByte(CP_ACP, 0, str, -1, ret, size, NULL, NULL);
1016     }
1017
1018     return ret;
1019 }
1020
1021 static inline void windowref_addref(windowref_t *ref)
1022 {
1023     InterlockedIncrement(&ref->ref);
1024 }
1025
1026 static inline void windowref_release(windowref_t *ref)
1027 {
1028     if(!InterlockedDecrement(&ref->ref))
1029         heap_free(ref);
1030 }
1031
1032 HDC get_display_dc(void);
1033 HINSTANCE get_shdoclc(void);
1034 void set_statustext(HTMLDocumentObj*,INT,LPCWSTR);
1035
1036 extern HINSTANCE hInst;