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_OK                     ((nsresult)0x00000000L)
  38 #define NS_ERROR_FAILURE          ((nsresult)0x80004005L)
  39 #define NS_NOINTERFACE            ((nsresult)0x80004002L)
  40 #define NS_ERROR_NOT_IMPLEMENTED  ((nsresult)0x80004001L)
  41 #define NS_ERROR_NOT_AVAILABLE    ((nsresult)0x80040111L)
  42 #define NS_ERROR_INVALID_ARG      ((nsresult)0x80070057L)
  43 #define NS_ERROR_UNEXPECTED       ((nsresult)0x8000ffffL)
  44 #define NS_ERROR_UNKNOWN_PROTOCOL ((nsresult)0x804b0012L)
  45
  46 #define NS_FAILED(res) ((res) & 0x80000000)
  47 #define NS_SUCCEEDED(res) (!NS_FAILED(res))
  48
  49 #define NSAPI WINAPI
  50
  51 #define MSHTML_E_NODOC    0x800a025c
  52
  53 typedef struct HTMLDOMNode HTMLDOMNode;
  54 typedef struct ConnectionPoint ConnectionPoint;
  55 typedef struct BSCallback BSCallback;
  56 typedef struct event_target_t event_target_t;
  57
  58 /* NOTE: make sure to keep in sync with dispex.c */
  59 typedef enum {
  60     NULL_tid,
  61     DispCEventObj_tid,
  62     DispDOMChildrenCollection_tid,
  63     DispHTMLAnchorElement_tid,
  64     DispHTMLBody_tid,
  65     DispHTMLCommentElement_tid,
  66     DispHTMLCurrentStyle_tid,
  67     DispHTMLDocument_tid,
  68     DispHTMLDOMTextNode_tid,
  69     DispHTMLElementCollection_tid,
  70     DispHTMLFormElement_tid,
  71     DispHTMLGenericElement_tid,
  72     DispHTMLFrameElement_tid,
  73     DispHTMLIFrame_tid,
  74     DispHTMLImg_tid,
  75     DispHTMLInputElement_tid,
  76     DispHTMLLocation_tid,
  77     DispHTMLNavigator_tid,
  78     DispHTMLOptionElement_tid,
  79     DispHTMLScreen_tid,
  80     DispHTMLScriptElement_tid,
  81     DispHTMLSelectElement_tid,
  82     DispHTMLStyle_tid,
  83     DispHTMLTable_tid,
  84     DispHTMLTableRow_tid,
  85     DispHTMLTextAreaElement_tid,
  86     DispHTMLUnknownElement_tid,
  87     DispHTMLWindow2_tid,
  88     HTMLDocumentEvents_tid,
  89     IHTMLAnchorElement_tid,
  90     IHTMLBodyElement_tid,
  91     IHTMLBodyElement2_tid,
  92     IHTMLCommentElement_tid,
  93     IHTMLCurrentStyle_tid,
  94     IHTMLCurrentStyle2_tid,
  95     IHTMLCurrentStyle3_tid,
  96     IHTMLCurrentStyle4_tid,
  97     IHTMLDocument2_tid,
  98     IHTMLDocument3_tid,
  99     IHTMLDocument4_tid,
 100     IHTMLDocument5_tid,
 101     IHTMLDOMChildrenCollection_tid,
 102     IHTMLDOMNode_tid,
 103     IHTMLDOMNode2_tid,
 104     IHTMLDOMTextNode_tid,
 105     IHTMLElement_tid,
 106     IHTMLElement2_tid,
 107     IHTMLElement3_tid,
 108     IHTMLElement4_tid,
 109     IHTMLElementCollection_tid,
 110     IHTMLEventObj_tid,
 111     IHTMLFiltersCollection_tid,
 112     IHTMLFormElement_tid,
 113     IHTMLFrameBase_tid,
 114     IHTMLFrameBase2_tid,
 115     IHTMLFrameElement3_tid,
 116     IHTMLGenericElement_tid,
 117     IHTMLIFrameElement_tid,
 118     IHTMLImageElementFactory_tid,
 119     IHTMLImgElement_tid,
 120     IHTMLInputElement_tid,
 121     IHTMLLocation_tid,
 122     IHTMLOptionElement_tid,
 123     IHTMLRect_tid,
 124     IHTMLScreen_tid,
 125     IHTMLScriptElement_tid,
 126     IHTMLSelectElement_tid,
 127     IHTMLStyle_tid,
 128     IHTMLStyle2_tid,
 129     IHTMLStyle3_tid,
 130     IHTMLStyle4_tid,
 131     IHTMLTable_tid,
 132     IHTMLTableRow_tid,
 133     IHTMLTextAreaElement_tid,
 134     IHTMLTextContainer_tid,
 135     IHTMLUniqueName_tid,
 136     IHTMLWindow2_tid,
 137     IHTMLWindow3_tid,
 138     IHTMLWindow4_tid,
 139     IOmNavigator_tid,
 140     LAST_tid
 141 } tid_t;
 142
 143 typedef struct dispex_data_t dispex_data_t;
 144 typedef struct dispex_dynamic_data_t dispex_dynamic_data_t;
 145
 146 #define MSHTML_DISPID_CUSTOM_MIN 0x60000000
 147 #define MSHTML_DISPID_CUSTOM_MAX 0x6fffffff
 148 #define MSHTML_CUSTOM_DISPID_CNT (MSHTML_DISPID_CUSTOM_MAX-MSHTML_DISPID_CUSTOM_MIN)
 149
 150 typedef struct {
 151     HRESULT (*value)(IUnknown*,LCID,WORD,DISPPARAMS*,VARIANT*,EXCEPINFO*,IServiceProvider*);
 152     HRESULT (*get_dispid)(IUnknown*,BSTR,DWORD,DISPID*);
 153     HRESULT (*invoke)(IUnknown*,DISPID,LCID,WORD,DISPPARAMS*,VARIANT*,EXCEPINFO*,IServiceProvider*);
 154 } dispex_static_data_vtbl_t;
 155
 156 typedef struct {
 157     const dispex_static_data_vtbl_t *vtbl;
 158     const tid_t disp_tid;
 159     dispex_data_t *data;
 160     const tid_t* const iface_tids;
 161 } dispex_static_data_t;
 162
 163 typedef struct {
 164     const IDispatchExVtbl  *lpIDispatchExVtbl;
 165
 166     IUnknown *outer;
 167
 168     dispex_static_data_t *data;
 169     dispex_dynamic_data_t *dynamic_data;
 170 } DispatchEx;
 171
 172 void init_dispex(DispatchEx*,IUnknown*,dispex_static_data_t*);
 173 void release_dispex(DispatchEx*);
 174 BOOL dispex_query_interface(DispatchEx*,REFIID,void**);
 175 HRESULT dispex_get_dprop_ref(DispatchEx*,const WCHAR*,BOOL,VARIANT**);
 176 HRESULT get_dispids(tid_t,DWORD*,DISPID**);
 177 HRESULT remove_prop(DispatchEx*,BSTR,VARIANT_BOOL*);
 178
 179 typedef struct HTMLWindow HTMLWindow;
 180 typedef struct HTMLDocumentNode HTMLDocumentNode;
 181 typedef struct HTMLDocumentObj HTMLDocumentObj;
 182 typedef struct HTMLFrameBase HTMLFrameBase;
 183 typedef struct NSContainer NSContainer;
 184
 185 typedef enum {
 186     SCRIPTMODE_GECKO,
 187     SCRIPTMODE_ACTIVESCRIPT
 188 } SCRIPTMODE;
 189
 190 typedef struct ScriptHost ScriptHost;
 191
 192 typedef enum {
 193     GLOBAL_SCRIPTVAR,
 194     GLOBAL_ELEMENTVAR
 195 } global_prop_type_t;
 196
 197 typedef struct {
 198     global_prop_type_t type;
 199     WCHAR *name;
 200     ScriptHost *script_host;
 201     DISPID id;
 202 } global_prop_t;
 203
 204 typedef struct {
 205     const IHTMLOptionElementFactoryVtbl *lpHTMLOptionElementFactoryVtbl;
 206
 207     LONG ref;
 208
 209     HTMLWindow *window;
 210 } HTMLOptionElementFactory;
 211
 212 typedef struct {
 213     DispatchEx dispex;
 214     const IHTMLImageElementFactoryVtbl *lpHTMLImageElementFactoryVtbl;
 215
 216     LONG ref;
 217
 218     HTMLWindow *window;
 219 } HTMLImageElementFactory;
 220
 221 struct HTMLLocation {
 222     DispatchEx dispex;
 223     const IHTMLLocationVtbl *lpHTMLLocationVtbl;
 224
 225     LONG ref;
 226
 227     HTMLWindow *window;
 228 };
 229
 230 typedef struct {
 231     HTMLWindow *window;
 232     LONG ref;
 233 }  windowref_t;
 234
 235 typedef struct nsChannelBSC nsChannelBSC;
 236
 237 struct HTMLWindow {
 238     DispatchEx dispex;
 239     const IHTMLWindow2Vtbl *lpHTMLWindow2Vtbl;
 240     const IHTMLWindow3Vtbl *lpHTMLWindow3Vtbl;
 241     const IHTMLWindow4Vtbl *lpHTMLWindow4Vtbl;
 242     const IHTMLPrivateWindowVtbl *lpIHTMLPrivateWindowVtbl;
 243     const IDispatchExVtbl  *lpIDispatchExVtbl;
 244
 245     LONG ref;
 246
 247     windowref_t *window_ref;
 248     LONG task_magic;
 249
 250     HTMLDocumentNode *doc;
 251     HTMLDocumentObj *doc_obj;
 252     nsIDOMWindow *nswindow;
 253     HTMLWindow *parent;
 254     HTMLFrameBase *frame_element;
 255     READYSTATE readystate;
 256
 257     nsChannelBSC *bscallback;
 258     IMoniker *mon;
 259     LPOLESTR url;
 260
 261     IHTMLEventObj *event;
 262
 263     SCRIPTMODE scriptmode;
 264     struct list script_hosts;
 265
 266     HTMLOptionElementFactory *option_factory;
 267     HTMLImageElementFactory *image_factory;
 268     HTMLLocation *location;
 269     IHTMLScreen *screen;
 270
 271     global_prop_t *global_props;
 272     DWORD global_prop_cnt;
 273     DWORD global_prop_size;
 274
 275     struct list children;
 276     struct list sibling_entry;
 277     struct list entry;
 278 };
 279
 280 typedef enum {
 281     UNKNOWN_USERMODE,
 282     BROWSEMODE,
 283     EDITMODE
 284 } USERMODE;
 285
 286 typedef struct _cp_static_data_t {
 287     tid_t tid;
 288     void (*on_advise)(IUnknown*,struct _cp_static_data_t*);
 289     DWORD id_cnt;
 290     DISPID *ids;
 291 } cp_static_data_t;
 292
 293 typedef struct ConnectionPointContainer {
 294     const IConnectionPointContainerVtbl  *lpConnectionPointContainerVtbl;
 295
 296     ConnectionPoint *cp_list;
 297     IUnknown *outer;
 298     struct ConnectionPointContainer *forward_container;
 299 } ConnectionPointContainer;
 300
 301 struct ConnectionPoint {
 302     const IConnectionPointVtbl *lpConnectionPointVtbl;
 303
 304     ConnectionPointContainer *container;
 305
 306     union {
 307         IUnknown *unk;
 308         IDispatch *disp;
 309         IPropertyNotifySink *propnotif;
 310     } *sinks;
 311     DWORD sinks_size;
 312
 313     const IID *iid;
 314     cp_static_data_t *data;
 315
 316     ConnectionPoint *next;
 317 };
 318
 319 struct HTMLDocument {
 320     const IHTMLDocument2Vtbl              *lpHTMLDocument2Vtbl;
 321     const IHTMLDocument3Vtbl              *lpHTMLDocument3Vtbl;
 322     const IHTMLDocument4Vtbl              *lpHTMLDocument4Vtbl;
 323     const IHTMLDocument5Vtbl              *lpHTMLDocument5Vtbl;
 324     const IHTMLDocument6Vtbl              *lpHTMLDocument6Vtbl;
 325     const IPersistMonikerVtbl             *lpPersistMonikerVtbl;
 326     const IPersistFileVtbl                *lpPersistFileVtbl;
 327     const IPersistHistoryVtbl             *lpPersistHistoryVtbl;
 328     const IMonikerPropVtbl                *lpMonikerPropVtbl;
 329     const IOleObjectVtbl                  *lpOleObjectVtbl;
 330     const IOleDocumentVtbl                *lpOleDocumentVtbl;
 331     const IOleDocumentViewVtbl            *lpOleDocumentViewVtbl;
 332     const IOleInPlaceActiveObjectVtbl     *lpOleInPlaceActiveObjectVtbl;
 333     const IViewObjectExVtbl               *lpViewObjectExVtbl;
 334     const IOleInPlaceObjectWindowlessVtbl *lpOleInPlaceObjectWindowlessVtbl;
 335     const IServiceProviderVtbl            *lpServiceProviderVtbl;
 336     const IOleCommandTargetVtbl           *lpOleCommandTargetVtbl;
 337     const IOleControlVtbl                 *lpOleControlVtbl;
 338     const IHlinkTargetVtbl                *lpHlinkTargetVtbl;
 339     const IPersistStreamInitVtbl          *lpPersistStreamInitVtbl;
 340     const IDispatchExVtbl                 *lpIDispatchExVtbl;
 341     const ISupportErrorInfoVtbl           *lpSupportErrorInfoVtbl;
 342     const IObjectWithSiteVtbl             *lpObjectWithSiteVtbl;
 343
 344     IUnknown *unk_impl;
 345     IDispatchEx *dispex;
 346
 347     HTMLDocumentObj *doc_obj;
 348     HTMLDocumentNode *doc_node;
 349
 350     HTMLWindow *window;
 351
 352     LONG task_magic;
 353
 354     ConnectionPointContainer cp_container;
 355     ConnectionPoint cp_htmldocevents;
 356     ConnectionPoint cp_htmldocevents2;
 357     ConnectionPoint cp_propnotif;
 358     ConnectionPoint cp_dispatch;
 359
 360     IOleAdviseHolder *advise_holder;
 361 };
 362
 363 static inline HRESULT htmldoc_query_interface(HTMLDocument *This, REFIID riid, void **ppv)
 364 {
 365     return IUnknown_QueryInterface(This->unk_impl, riid, ppv);
 366 }
 367
 368 static inline ULONG htmldoc_addref(HTMLDocument *This)
 369 {
 370     return IUnknown_AddRef(This->unk_impl);
 371 }
 372
 373 static inline ULONG htmldoc_release(HTMLDocument *This)
 374 {
 375     return IUnknown_Release(This->unk_impl);
 376 }
 377
 378 struct HTMLDocumentObj {
 379     HTMLDocument basedoc;
 380     DispatchEx dispex;
 381     const ICustomDocVtbl  *lpCustomDocVtbl;
 382
 383     LONG ref;
 384
 385     NSContainer *nscontainer;
 386
 387     IOleClientSite *client;
 388     IDocHostUIHandler *hostui;
 389     IOleInPlaceSite *ipsite;
 390     IOleInPlaceFrame *frame;
 391     IOleInPlaceUIWindow *ip_window;
 392     IAdviseSink *view_sink;
 393
 394     DOCHOSTUIINFO hostinfo;
 395
 396     IOleUndoManager *undomgr;
 397
 398     HWND hwnd;
 399     HWND tooltips_hwnd;
 400
 401     BOOL request_uiactivate;
 402     BOOL in_place_active;
 403     BOOL ui_active;
 404     BOOL window_active;
 405     BOOL hostui_setup;
 406     BOOL container_locked;
 407     BOOL focus;
 408     INT download_state;
 409
 410     USERMODE usermode;
 411     LPWSTR mime;
 412
 413     DWORD update;
 414 };
 415
 416 struct NSContainer {
 417     const nsIWebBrowserChromeVtbl       *lpWebBrowserChromeVtbl;
 418     const nsIContextMenuListenerVtbl    *lpContextMenuListenerVtbl;
 419     const nsIURIContentListenerVtbl     *lpURIContentListenerVtbl;
 420     const nsIEmbeddingSiteWindowVtbl    *lpEmbeddingSiteWindowVtbl;
 421     const nsITooltipListenerVtbl        *lpTooltipListenerVtbl;
 422     const nsIInterfaceRequestorVtbl     *lpInterfaceRequestorVtbl;
 423     const nsIWeakReferenceVtbl          *lpWeakReferenceVtbl;
 424     const nsISupportsWeakReferenceVtbl  *lpSupportsWeakReferenceVtbl;
 425
 426     nsIWebBrowser *webbrowser;
 427     nsIWebNavigation *navigation;
 428     nsIBaseWindow *window;
 429     nsIWebBrowserFocus *focus;
 430
 431     nsIEditor *editor;
 432     nsIController *editor_controller;
 433
 434     LONG ref;
 435
 436     NSContainer *parent;
 437     HTMLDocumentObj *doc;
 438
 439     nsIURIContentListener *content_listener;
 440
 441     HWND hwnd;
 442 };
 443
 444 typedef struct nsWineURI nsWineURI;
 445
 446 HRESULT set_wine_url(nsWineURI*,LPCWSTR);
 447 nsresult on_start_uri_open(NSContainer*,nsIURI*,PRBool*);
 448
 449 typedef struct {
 450     const nsIHttpChannelVtbl *lpHttpChannelVtbl;
 451     const nsIUploadChannelVtbl *lpUploadChannelVtbl;
 452     const nsIHttpChannelInternalVtbl *lpIHttpChannelInternalVtbl;
 453
 454     LONG ref;
 455
 456     nsWineURI *uri;
 457     nsIInputStream *post_data_stream;
 458     nsILoadGroup *load_group;
 459     nsIInterfaceRequestor *notif_callback;
 460     nsISupports *owner;
 461     nsLoadFlags load_flags;
 462     nsIURI *original_uri;
 463     char *content_type;
 464     char *charset;
 465     PRUint32 response_status;
 466     struct list response_headers;
 467     struct list request_headers;
 468     UINT url_scheme;
 469 } nsChannel;
 470
 471 typedef struct {
 472     struct list entry;
 473     WCHAR *header;
 474     WCHAR *data;
 475 } http_header_t;
 476
 477 HRESULT set_http_header(struct list*,const WCHAR*,int,const WCHAR*,int);
 478
 479 typedef struct {
 480     HRESULT (*qi)(HTMLDOMNode*,REFIID,void**);
 481     void (*destructor)(HTMLDOMNode*);
 482     event_target_t **(*get_event_target)(HTMLDOMNode*);
 483     HRESULT (*call_event)(HTMLDOMNode*,DWORD,BOOL*);
 484     HRESULT (*put_disabled)(HTMLDOMNode*,VARIANT_BOOL);
 485     HRESULT (*get_disabled)(HTMLDOMNode*,VARIANT_BOOL*);
 486     HRESULT (*get_document)(HTMLDOMNode*,IDispatch**);
 487     HRESULT (*get_readystate)(HTMLDOMNode*,BSTR*);
 488     HRESULT (*get_dispid)(HTMLDOMNode*,BSTR,DWORD,DISPID*);
 489     HRESULT (*invoke)(HTMLDOMNode*,DISPID,LCID,WORD,DISPPARAMS*,VARIANT*,EXCEPINFO*,IServiceProvider*);
 490     HRESULT (*bind_to_tree)(HTMLDOMNode*);
 491 } NodeImplVtbl;
 492
 493 struct HTMLDOMNode {
 494     DispatchEx dispex;
 495     const IHTMLDOMNodeVtbl   *lpHTMLDOMNodeVtbl;
 496     const IHTMLDOMNode2Vtbl  *lpHTMLDOMNode2Vtbl;
 497     const NodeImplVtbl *vtbl;
 498
 499     LONG ref;
 500
 501     nsIDOMNode *nsnode;
 502     HTMLDocumentNode *doc;
 503     event_target_t *event_target;
 504     ConnectionPointContainer *cp_container;
 505
 506     HTMLDOMNode *next;
 507 };
 508
 509 typedef struct {
 510     HTMLDOMNode node;
 511     ConnectionPointContainer cp_container;
 512
 513     const IHTMLElementVtbl   *lpHTMLElementVtbl;
 514     const IHTMLElement2Vtbl  *lpHTMLElement2Vtbl;
 515     const IHTMLElement3Vtbl  *lpHTMLElement3Vtbl;
 516
 517     nsIDOMHTMLElement *nselem;
 518 } HTMLElement;
 519
 520 #define HTMLELEMENT_TIDS    \
 521     IHTMLDOMNode_tid,       \
 522     IHTMLDOMNode2_tid,      \
 523     IHTMLElement_tid,       \
 524     IHTMLElement2_tid,      \
 525     IHTMLElement3_tid,      \
 526     IHTMLElement4_tid
 527
 528 typedef struct {
 529     HTMLElement element;
 530
 531     const IHTMLTextContainerVtbl *lpHTMLTextContainerVtbl;
 532
 533     ConnectionPoint cp;
 534 } HTMLTextContainer;
 535
 536 struct HTMLFrameBase {
 537     HTMLElement element;
 538
 539     const IHTMLFrameBaseVtbl   *lpIHTMLFrameBaseVtbl;
 540     const IHTMLFrameBase2Vtbl  *lpIHTMLFrameBase2Vtbl;
 541
 542     HTMLWindow *content_window;
 543
 544     nsIDOMHTMLFrameElement *nsframe;
 545     nsIDOMHTMLIFrameElement *nsiframe;
 546 };
 547
 548 typedef struct _mutation_queue_t {
 549     DWORD type;
 550     nsISupports *nsiface;
 551
 552     struct _mutation_queue_t *next;
 553 } mutation_queue_t;
 554
 555 typedef struct nsDocumentEventListener nsDocumentEventListener;
 556
 557 struct HTMLDocumentNode {
 558     HTMLDOMNode node;
 559     HTMLDocument basedoc;
 560
 561     const IInternetHostSecurityManagerVtbl *lpIInternetHostSecurityManagerVtbl;
 562
 563     const nsIDocumentObserverVtbl  *lpIDocumentObserverVtbl;
 564     const nsIRunnableVtbl  *lpIRunnableVtbl;
 565
 566     LONG ref;
 567
 568     nsIDOMHTMLDocument *nsdoc;
 569     HTMLDOMNode *nodes;
 570     BOOL content_ready;
 571     event_target_t *body_event_target;
 572
 573     IInternetSecurityManager *secmgr;
 574     ICatInformation *catmgr;
 575     nsDocumentEventListener *nsevent_listener;
 576     BOOL *event_vector;
 577
 578     mutation_queue_t *mutation_queue;
 579     mutation_queue_t *mutation_queue_tail;
 580
 581     struct list bindings;
 582     struct list selection_list;
 583     struct list range_list;
 584 };
 585
 586 #define HTMLWINDOW2(x)   ((IHTMLWindow2*)                 &(x)->lpHTMLWindow2Vtbl)
 587 #define HTMLWINDOW3(x)   ((IHTMLWindow3*)                 &(x)->lpHTMLWindow3Vtbl)
 588 #define HTMLWINDOW4(x)   ((IHTMLWindow4*)                 &(x)->lpHTMLWindow4Vtbl)
 589
 590 #define HTMLDOC(x)       ((IHTMLDocument2*)               &(x)->lpHTMLDocument2Vtbl)
 591 #define HTMLDOC3(x)      ((IHTMLDocument3*)               &(x)->lpHTMLDocument3Vtbl)
 592 #define HTMLDOC4(x)      ((IHTMLDocument4*)               &(x)->lpHTMLDocument4Vtbl)
 593 #define HTMLDOC5(x)      ((IHTMLDocument5*)               &(x)->lpHTMLDocument5Vtbl)
 594 #define HTMLDOC6(x)      ((IHTMLDocument6*)               &(x)->lpHTMLDocument6Vtbl)
 595 #define PERSIST(x)       ((IPersist*)                     &(x)->lpPersistFileVtbl)
 596 #define PERSISTMON(x)    ((IPersistMoniker*)              &(x)->lpPersistMonikerVtbl)
 597 #define PERSISTFILE(x)   ((IPersistFile*)                 &(x)->lpPersistFileVtbl)
 598 #define MONPROP(x)       ((IMonikerProp*)                 &(x)->lpMonikerPropVtbl)
 599 #define OLEOBJ(x)        ((IOleObject*)                   &(x)->lpOleObjectVtbl)
 600 #define OLEDOC(x)        ((IOleDocument*)                 &(x)->lpOleDocumentVtbl)
 601 #define DOCVIEW(x)       ((IOleDocumentView*)             &(x)->lpOleDocumentViewVtbl)
 602 #define OLEWIN(x)        ((IOleWindow*)                   &(x)->lpOleInPlaceActiveObjectVtbl)
 603 #define ACTOBJ(x)        ((IOleInPlaceActiveObject*)      &(x)->lpOleInPlaceActiveObjectVtbl)
 604 #define VIEWOBJ(x)       ((IViewObject*)                  &(x)->lpViewObjectExVtbl)
 605 #define VIEWOBJ2(x)      ((IViewObject2*)                 &(x)->lpViewObjectExVtbl)
 606 #define VIEWOBJEX(x)      ((IViewObjectEx*)               &(x)->lpViewObjectExVtbl)
 607 #define INPLACEOBJ(x)    ((IOleInPlaceObject*)            &(x)->lpOleInPlaceObjectWindowlessVtbl)
 608 #define INPLACEWIN(x)    ((IOleInPlaceObjectWindowless*)  &(x)->lpOleInPlaceObjectWindowlessVtbl)
 609 #define SERVPROV(x)      ((IServiceProvider*)             &(x)->lpServiceProviderVtbl)
 610 #define CMDTARGET(x)     ((IOleCommandTarget*)            &(x)->lpOleCommandTargetVtbl)
 611 #define CONTROL(x)       ((IOleControl*)                  &(x)->lpOleControlVtbl)
 612 #define HLNKTARGET(x)    ((IHlinkTarget*)                 &(x)->lpHlinkTargetVtbl)
 613 #define CONPTCONT(x)     ((IConnectionPointContainer*)    &(x)->lpConnectionPointContainerVtbl)
 614 #define PERSTRINIT(x)    ((IPersistStreamInit*)           &(x)->lpPersistStreamInitVtbl)
 615 #define PERSISTHIST(x)   ((IPersistHistory*)              &(x)->lpPersistHistoryVtbl)
 616 #define CUSTOMDOC(x)     ((ICustomDoc*)                   &(x)->lpCustomDocVtbl)
 617 #define OBJSITE(x)       ((IObjectWithSite*)              &(x)->lpObjectWithSiteVtbl)
 618
 619 #define NSWBCHROME(x)    ((nsIWebBrowserChrome*)          &(x)->lpWebBrowserChromeVtbl)
 620 #define NSCML(x)         ((nsIContextMenuListener*)       &(x)->lpContextMenuListenerVtbl)
 621 #define NSURICL(x)       ((nsIURIContentListener*)        &(x)->lpURIContentListenerVtbl)
 622 #define NSEMBWNDS(x)     ((nsIEmbeddingSiteWindow*)       &(x)->lpEmbeddingSiteWindowVtbl)
 623 #define NSIFACEREQ(x)    ((nsIInterfaceRequestor*)        &(x)->lpInterfaceRequestorVtbl)
 624 #define NSTOOLTIP(x)     ((nsITooltipListener*)           &(x)->lpTooltipListenerVtbl)
 625 #define NSEVENTLIST(x)   ((nsIDOMEventListener*)          &(x)->lpDOMEventListenerVtbl)
 626 #define NSWEAKREF(x)     ((nsIWeakReference*)             &(x)->lpWeakReferenceVtbl)
 627 #define NSSUPWEAKREF(x)  ((nsISupportsWeakReference*)     &(x)->lpSupportsWeakReferenceVtbl)
 628
 629 #define NSDOCOBS(x)      ((nsIDocumentObserver*)          &(x)->lpIDocumentObserverVtbl)
 630
 631 #define NSRUNNABLE(x)    ((nsIRunnable*)  &(x)->lpIRunnableVtbl)
 632
 633 #define NSCHANNEL(x)     ((nsIChannel*)        &(x)->lpHttpChannelVtbl)
 634 #define NSHTTPCHANNEL(x) ((nsIHttpChannel*)    &(x)->lpHttpChannelVtbl)
 635 #define NSUPCHANNEL(x)   ((nsIUploadChannel*)  &(x)->lpUploadChannelVtbl)
 636 #define NSHTTPINTERNAL(x) ((nsIHttpChannelInternal*)  &(x)->lpIHttpChannelInternalVtbl)
 637
 638 #define HTTPNEG(x)       ((IHttpNegotiate2*)              &(x)->lpHttpNegotiate2Vtbl)
 639 #define STATUSCLB(x)     ((IBindStatusCallback*)          &(x)->lpBindStatusCallbackVtbl)
 640 #define BINDINFO(x)      ((IInternetBindInfo*)            &(x)->lpInternetBindInfoVtbl);
 641
 642 #define HTMLELEM(x)      ((IHTMLElement*)                 &(x)->lpHTMLElementVtbl)
 643 #define HTMLELEM2(x)     ((IHTMLElement2*)                &(x)->lpHTMLElement2Vtbl)
 644 #define HTMLELEM3(x)     ((IHTMLElement3*)                &(x)->lpHTMLElement3Vtbl)
 645 #define HTMLDOMNODE(x)   ((IHTMLDOMNode*)                 &(x)->lpHTMLDOMNodeVtbl)
 646 #define HTMLDOMNODE2(x)  ((IHTMLDOMNode2*)                &(x)->lpHTMLDOMNode2Vtbl)
 647
 648 #define HTMLTEXTCONT(x)  ((IHTMLTextContainer*)           &(x)->lpHTMLTextContainerVtbl)
 649 #define HTMLFRAMEBASE(x) ((IHTMLFrameBase*)               &(x)->lpIHTMLFrameBaseVtbl)
 650 #define HTMLFRAMEBASE2(x) ((IHTMLFrameBase2*)             &(x)->lpIHTMLFrameBase2Vtbl)
 651
 652 #define HTMLOPTFACTORY(x)  ((IHTMLOptionElementFactory*)  &(x)->lpHTMLOptionElementFactoryVtbl)
 653 #define HTMLIMGFACTORY(x)  ((IHTMLImageElementFactory*)   &(x)->lpHTMLImageElementFactoryVtbl)
 654 #define HTMLLOCATION(x)    ((IHTMLLocation*)              &(x)->lpHTMLLocationVtbl)
 655
 656 #define DISPATCHEX(x)    ((IDispatchEx*) &(x)->lpIDispatchExVtbl)
 657
 658 #define SUPPERRINFO(x)   ((ISupportErrorInfo*) &(x)->lpSupportErrorInfoVtbl)
 659
 660 #define HOSTSECMGR(x)    ((IInternetHostSecurityManager*)  &(x)->lpIInternetHostSecurityManagerVtbl)
 661
 662 #define DEFINE_THIS2(cls,ifc,iface) ((cls*)((BYTE*)(iface)-offsetof(cls,ifc)))
 663 #define DEFINE_THIS(cls,ifc,iface) DEFINE_THIS2(cls,lp ## ifc ## Vtbl,iface)
 664
 665 HRESULT HTMLDocument_Create(IUnknown*,REFIID,void**);
 666 HRESULT HTMLLoadOptions_Create(IUnknown*,REFIID,void**);
 667 HRESULT create_doc_from_nsdoc(nsIDOMHTMLDocument*,HTMLDocumentObj*,HTMLWindow*,HTMLDocumentNode**);
 668
 669 HRESULT HTMLWindow_Create(HTMLDocumentObj*,nsIDOMWindow*,HTMLWindow*,HTMLWindow**);
 670 void update_window_doc(HTMLWindow*);
 671 HTMLWindow *nswindow_to_window(const nsIDOMWindow*);
 672 nsIDOMWindow *get_nsdoc_window(nsIDOMDocument*);
 673 HTMLOptionElementFactory *HTMLOptionElementFactory_Create(HTMLWindow*);
 674 HTMLImageElementFactory *HTMLImageElementFactory_Create(HTMLWindow*);
 675 HRESULT HTMLLocation_Create(HTMLWindow*,HTMLLocation**);
 676 IOmNavigator *OmNavigator_Create(void);
 677 HRESULT HTMLScreen_Create(IHTMLScreen**);
 678
 679 void HTMLDocument_HTMLDocument3_Init(HTMLDocument*);
 680 void HTMLDocument_HTMLDocument5_Init(HTMLDocument*);
 681 void HTMLDocument_Persist_Init(HTMLDocument*);
 682 void HTMLDocument_OleCmd_Init(HTMLDocument*);
 683 void HTMLDocument_OleObj_Init(HTMLDocument*);
 684 void HTMLDocument_View_Init(HTMLDocument*);
 685 void HTMLDocument_Window_Init(HTMLDocument*);
 686 void HTMLDocument_Service_Init(HTMLDocument*);
 687 void HTMLDocument_Hlink_Init(HTMLDocument*);
 688
 689 void HTMLDocumentNode_SecMgr_Init(HTMLDocumentNode*);
 690
 691 HRESULT HTMLCurrentStyle_Create(HTMLElement*,IHTMLCurrentStyle**);
 692
 693 void ConnectionPoint_Init(ConnectionPoint*,ConnectionPointContainer*,REFIID,cp_static_data_t*);
 694 void ConnectionPointContainer_Init(ConnectionPointContainer*,IUnknown*);
 695 void ConnectionPointContainer_Destroy(ConnectionPointContainer*);
 696
 697 NSContainer *NSContainer_Create(HTMLDocumentObj*,NSContainer*);
 698 void NSContainer_Release(NSContainer*);
 699
 700 void init_mutation(HTMLDocumentNode*);
 701 void release_mutation(HTMLDocumentNode*);
 702
 703 void HTMLDocument_LockContainer(HTMLDocumentObj*,BOOL);
 704 void show_context_menu(HTMLDocumentObj*,DWORD,POINT*,IDispatch*);
 705 void notif_focus(HTMLDocumentObj*);
 706
 707 void show_tooltip(HTMLDocumentObj*,DWORD,DWORD,LPCWSTR);
 708 void hide_tooltip(HTMLDocumentObj*);
 709 HRESULT get_client_disp_property(IOleClientSite*,DISPID,VARIANT*);
 710
 711 HRESULT ProtocolFactory_Create(REFCLSID,REFIID,void**);
 712
 713 BOOL load_gecko(BOOL);
 714 void close_gecko(void);
 715 void register_nsservice(nsIComponentRegistrar*,nsIServiceManager*);
 716 void init_nsio(nsIComponentManager*,nsIComponentRegistrar*);
 717 void release_nsio(void);
 718 BOOL install_wine_gecko(BOOL);
 719
 720 HRESULT nsuri_to_url(LPCWSTR,BOOL,BSTR*);
 721 HRESULT create_doc_uri(HTMLWindow*,WCHAR*,nsWineURI**);
 722 HRESULT load_nsuri(HTMLWindow*,nsWineURI*,nsChannelBSC*,DWORD);
 723
 724 HRESULT hlink_frame_navigate(HTMLDocument*,LPCWSTR,nsIInputStream*,DWORD,BOOL*);
 725 HRESULT navigate_url(HTMLWindow*,const WCHAR*,const WCHAR*);
 726 HRESULT set_frame_doc(HTMLFrameBase*,nsIDOMDocument*);
 727 HRESULT set_moniker(HTMLDocument*,IMoniker*,IBindCtx*,nsChannelBSC*,BOOL);
 728
 729 void call_property_onchanged(ConnectionPoint*,DISPID);
 730 HRESULT call_set_active_object(IOleInPlaceUIWindow*,IOleInPlaceActiveObject*);
 731
 732 void *nsalloc(size_t) __WINE_ALLOC_SIZE(1);
 733 void nsfree(void*);
 734
 735 void nsACString_InitDepend(nsACString*,const char*);
 736 void nsACString_SetData(nsACString*,const char*);
 737 PRUint32 nsACString_GetData(const nsACString*,const char**);
 738 void nsACString_Finish(nsACString*);
 739
 740 BOOL nsAString_Init(nsAString*,const PRUnichar*);
 741 void nsAString_InitDepend(nsAString*,const PRUnichar*);
 742 void nsAString_SetData(nsAString*,const PRUnichar*);
 743 PRUint32 nsAString_GetData(const nsAString*,const PRUnichar**);
 744 void nsAString_Finish(nsAString*);
 745
 746 nsICommandParams *create_nscommand_params(void);
 747 HRESULT nsnode_to_nsstring(nsIDOMNode*,nsAString*);
 748 void get_editor_controller(NSContainer*);
 749 nsresult get_nsinterface(nsISupports*,REFIID,void**);
 750
 751 void init_nsevents(HTMLDocumentNode*);
 752 void release_nsevents(HTMLDocumentNode*);
 753 void add_nsevent_listener(HTMLDocumentNode*,nsIDOMNode*,LPCWSTR);
 754
 755 void set_window_bscallback(HTMLWindow*,nsChannelBSC*);
 756 void set_current_mon(HTMLWindow*,IMoniker*);
 757 HRESULT start_binding(HTMLWindow*,HTMLDocumentNode*,BSCallback*,IBindCtx*);
 758 HRESULT async_start_doc_binding(HTMLWindow*,nsChannelBSC*);
 759 void abort_document_bindings(HTMLDocumentNode*);
 760
 761 HRESULT bind_mon_to_buffer(HTMLDocumentNode*,IMoniker*,void**,DWORD*);
 762
 763 HRESULT create_channelbsc(IMoniker*,WCHAR*,BYTE*,DWORD,nsChannelBSC**);
 764 HRESULT channelbsc_load_stream(nsChannelBSC*,IStream*);
 765 void channelbsc_set_channel(nsChannelBSC*,nsChannel*,nsIStreamListener*,nsISupports*);
 766 IMoniker *get_channelbsc_mon(nsChannelBSC*);
 767
 768 void set_ready_state(HTMLWindow*,READYSTATE);
 769
 770 HRESULT HTMLSelectionObject_Create(HTMLDocumentNode*,nsISelection*,IHTMLSelectionObject**);
 771 HRESULT HTMLTxtRange_Create(HTMLDocumentNode*,nsIDOMRange*,IHTMLTxtRange**);
 772 IHTMLStyle *HTMLStyle_Create(nsIDOMCSSStyleDeclaration*);
 773 IHTMLStyleSheet *HTMLStyleSheet_Create(nsIDOMStyleSheet*);
 774 IHTMLStyleSheetsCollection *HTMLStyleSheetsCollection_Create(nsIDOMStyleSheetList*);
 775
 776 void detach_selection(HTMLDocumentNode*);
 777 void detach_ranges(HTMLDocumentNode*);
 778 HRESULT get_node_text(HTMLDOMNode*,BSTR*);
 779
 780 HRESULT create_nselem(HTMLDocumentNode*,const WCHAR*,nsIDOMHTMLElement**);
 781
 782 HTMLDOMNode *HTMLDOMTextNode_Create(HTMLDocumentNode*,nsIDOMNode*);
 783
 784 HTMLElement *HTMLElement_Create(HTMLDocumentNode*,nsIDOMNode*,BOOL);
 785 HTMLElement *HTMLCommentElement_Create(HTMLDocumentNode*,nsIDOMNode*);
 786 HTMLElement *HTMLAnchorElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 787 HTMLElement *HTMLBodyElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 788 HTMLElement *HTMLFormElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 789 HTMLElement *HTMLFrameElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 790 HTMLElement *HTMLIFrame_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 791 HTMLElement *HTMLImgElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 792 HTMLElement *HTMLInputElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 793 HTMLElement *HTMLOptionElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 794 HTMLElement *HTMLScriptElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 795 HTMLElement *HTMLSelectElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 796 HTMLElement *HTMLTable_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 797 HTMLElement *HTMLTableRow_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 798 HTMLElement *HTMLTextAreaElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 799 HTMLElement *HTMLGenericElement_Create(HTMLDocumentNode*,nsIDOMHTMLElement*);
 800
 801 void HTMLDOMNode_Init(HTMLDocumentNode*,HTMLDOMNode*,nsIDOMNode*);
 802 void HTMLElement_Init(HTMLElement*,HTMLDocumentNode*,nsIDOMHTMLElement*,dispex_static_data_t*);
 803 void HTMLElement2_Init(HTMLElement*);
 804 void HTMLElement3_Init(HTMLElement*);
 805 void HTMLTextContainer_Init(HTMLTextContainer*,HTMLDocumentNode*,nsIDOMHTMLElement*,dispex_static_data_t*);
 806 void HTMLFrameBase_Init(HTMLFrameBase*,HTMLDocumentNode*,nsIDOMHTMLElement*,dispex_static_data_t*);
 807
 808 HRESULT HTMLDOMNode_QI(HTMLDOMNode*,REFIID,void**);
 809 void HTMLDOMNode_destructor(HTMLDOMNode*);
 810
 811 HRESULT HTMLElement_QI(HTMLDOMNode*,REFIID,void**);
 812 void HTMLElement_destructor(HTMLDOMNode*);
 813
 814 HRESULT HTMLFrameBase_QI(HTMLFrameBase*,REFIID,void**);
 815 void HTMLFrameBase_destructor(HTMLFrameBase*);
 816
 817 HTMLDOMNode *get_node(HTMLDocumentNode*,nsIDOMNode*,BOOL);
 818 void release_nodes(HTMLDocumentNode*);
 819
 820 void release_script_hosts(HTMLWindow*);
 821 void connect_scripts(HTMLWindow*);
 822 void doc_insert_script(HTMLWindow*,nsIDOMHTMLScriptElement*);
 823 IDispatch *script_parse_event(HTMLWindow*,LPCWSTR);
 824 void set_script_mode(HTMLWindow*,SCRIPTMODE);
 825 BOOL find_global_prop(HTMLWindow*,BSTR,DWORD,ScriptHost**,DISPID*);
 826 IDispatch *get_script_disp(ScriptHost*);
 827 HRESULT search_window_props(HTMLWindow*,BSTR,DWORD,DISPID*);
 828
 829 IHTMLElementCollection *create_all_collection(HTMLDOMNode*,BOOL);
 830 IHTMLElementCollection *create_collection_from_nodelist(HTMLDocumentNode*,IUnknown*,nsIDOMNodeList*);
 831 IHTMLElementCollection *create_collection_from_htmlcol(HTMLDocumentNode*,IUnknown*,nsIDOMHTMLCollection*);
 832
 833 /* commands */
 834 typedef struct {
 835     DWORD id;
 836     HRESULT (*query)(HTMLDocument*,OLECMD*);
 837     HRESULT (*exec)(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 838 } cmdtable_t;
 839
 840 extern const cmdtable_t editmode_cmds[];
 841
 842 void do_ns_command(HTMLDocument*,const char*,nsICommandParams*);
 843
 844 /* timer */
 845 #define UPDATE_UI       0x0001
 846 #define UPDATE_TITLE    0x0002
 847
 848 void update_doc(HTMLDocument*,DWORD);
 849 void update_title(HTMLDocumentObj*);
 850
 851 /* editor */
 852 void init_editor(HTMLDocument*);
 853 void handle_edit_event(HTMLDocument*,nsIDOMEvent*);
 854 HRESULT editor_exec_copy(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 855 HRESULT editor_exec_cut(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 856 HRESULT editor_exec_paste(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 857 void handle_edit_load(HTMLDocument*);
 858 HRESULT editor_is_dirty(HTMLDocument*);
 859 void set_dirty(HTMLDocument*,VARIANT_BOOL);
 860
 861 extern DWORD mshtml_tls;
 862
 863 typedef struct task_t task_t;
 864 typedef void (*task_proc_t)(task_t*);
 865
 866 struct task_t {
 867     LONG target_magic;
 868     task_proc_t proc;
 869     struct task_t *next;
 870 };
 871
 872 typedef struct {
 873     task_t header;
 874     HTMLDocumentObj *doc;
 875 } docobj_task_t;
 876
 877 typedef struct {
 878     HWND thread_hwnd;
 879     task_t *task_queue_head;
 880     task_t *task_queue_tail;
 881     struct list timer_list;
 882 } thread_data_t;
 883
 884 thread_data_t *get_thread_data(BOOL);
 885 HWND get_thread_hwnd(void);
 886
 887 LONG get_task_target_magic(void);
 888 void push_task(task_t*,task_proc_t,LONG);
 889 void remove_target_tasks(LONG);
 890
 891 DWORD set_task_timer(HTMLDocument*,DWORD,BOOL,IDispatch*);
 892 HRESULT clear_task_timer(HTMLDocument*,BOOL,DWORD);
 893
 894 void release_typelib(void);
 895 HRESULT call_disp_func(IDispatch*,DISPPARAMS*);
 896
 897 const char *debugstr_variant(const VARIANT*);
 898
 899 DEFINE_GUID(CLSID_AboutProtocol, 0x3050F406, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 900 DEFINE_GUID(CLSID_JSProtocol, 0x3050F3B2, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 901 DEFINE_GUID(CLSID_MailtoProtocol, 0x3050F3DA, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 902 DEFINE_GUID(CLSID_ResProtocol, 0x3050F3BC, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 903 DEFINE_GUID(CLSID_SysimageProtocol, 0x76E67A63, 0x06E9, 0x11D2, 0xA8,0x40, 0x00,0x60,0x08,0x05,0x93,0x82);
 904
 905 DEFINE_GUID(CLSID_CMarkup,0x3050f4fb,0x98b5,0x11cf,0xbb,0x82,0x00,0xaa,0x00,0xbd,0xce,0x0b);
 906
 907 /* memory allocation functions */
 908
 909 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc(size_t len)
 910 {
 911     return HeapAlloc(GetProcessHeap(), 0, len);
 912 }
 913
 914 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc_zero(size_t len)
 915 {
 916     return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
 917 }
 918
 919 static inline void * __WINE_ALLOC_SIZE(2) heap_realloc(void *mem, size_t len)
 920 {
 921     return HeapReAlloc(GetProcessHeap(), 0, mem, len);
 922 }
 923
 924 static inline void * __WINE_ALLOC_SIZE(2) heap_realloc_zero(void *mem, size_t len)
 925 {
 926     return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len);
 927 }
 928
 929 static inline BOOL heap_free(void *mem)
 930 {
 931     return HeapFree(GetProcessHeap(), 0, mem);
 932 }
 933
 934 static inline LPWSTR heap_strdupW(LPCWSTR str)
 935 {
 936     LPWSTR ret = NULL;
 937
 938     if(str) {
 939         DWORD size;
 940
 941         size = (strlenW(str)+1)*sizeof(WCHAR);
 942         ret = heap_alloc(size);
 943         memcpy(ret, str, size);
 944     }
 945
 946     return ret;
 947 }
 948
 949 static inline LPWSTR heap_strndupW(LPCWSTR str, unsigned len)
 950 {
 951     LPWSTR ret = NULL;
 952
 953     if(str) {
 954         ret = heap_alloc((len+1)*sizeof(WCHAR));
 955         memcpy(ret, str, len*sizeof(WCHAR));
 956         ret[len] = 0;
 957     }
 958
 959     return ret;
 960 }
 961
 962 static inline char *heap_strdupA(const char *str)
 963 {
 964     char *ret = NULL;
 965
 966     if(str) {
 967         DWORD size;
 968
 969         size = strlen(str)+1;
 970         ret = heap_alloc(size);
 971         memcpy(ret, str, size);
 972     }
 973
 974     return ret;
 975 }
 976
 977 static inline WCHAR *heap_strdupAtoW(const char *str)
 978 {
 979     LPWSTR ret = NULL;
 980
 981     if(str) {
 982         DWORD len;
 983
 984         len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
 985         ret = heap_alloc(len*sizeof(WCHAR));
 986         MultiByteToWideChar(CP_ACP, 0, str, -1, ret, len);
 987     }
 988
 989     return ret;
 990 }
 991
 992 static inline char *heap_strdupWtoA(LPCWSTR str)
 993 {
 994     char *ret = NULL;
 995
 996     if(str) {
 997         DWORD size = WideCharToMultiByte(CP_ACP, 0, str, -1, NULL, 0, NULL, NULL);
 998         ret = heap_alloc(size);
 999         WideCharToMultiByte(CP_ACP, 0, str, -1, ret, size, NULL, NULL);
1000     }
1001
1002     return ret;
1003 }
1004
1005 static inline void windowref_addref(windowref_t *ref)
1006 {
1007     InterlockedIncrement(&ref->ref);
1008 }
1009
1010 static inline void windowref_release(windowref_t *ref)
1011 {
1012     if(!InterlockedDecrement(&ref->ref))
1013         heap_free(ref);
1014 }
1015
1016 HDC get_display_dc(void);
1017 HINSTANCE get_shdoclc(void);
1018
1019 extern HINSTANCE hInst;