git.oblomov.eu Git - wine/blob - dlls/mshtml/mshtml_private.h

   1 /*
   2  * Copyright 2005-2006 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 "docobj.h"
  20 #include "mshtml.h"
  21 #include "mshtmhst.h"
  22 #include "hlink.h"
  23
  24 #include "wine/list.h"
  25
  26 #ifdef INIT_GUID
  27 #include "initguid.h"
  28 #endif
  29
  30 #include "nsiface.h"
  31
  32 #define GENERATE_MSHTML_NS_FAILURE(code) \
  33     ((nsresult) ((PRUint32)(1<<31) | ((PRUint32)(0x45+6)<<16) | (PRUint32)(code)))
  34
  35 #define NS_OK                     ((nsresult)0x00000000L)
  36 #define NS_ERROR_FAILURE          ((nsresult)0x80004005L)
  37 #define NS_NOINTERFACE            ((nsresult)0x80004002L)
  38 #define NS_ERROR_NOT_IMPLEMENTED  ((nsresult)0x80004001L)
  39 #define NS_ERROR_INVALID_ARG      ((nsresult)0x80070057L)
  40 #define NS_ERROR_UNEXPECTED       ((nsresult)0x8000ffffL)
  41 #define NS_ERROR_UNKNOWN_PROTOCOL ((nsresult)0x804b0012L)
  42
  43 #define WINE_NS_LOAD_FROM_MONIKER GENERATE_MSHTML_NS_FAILURE(0)
  44
  45 #define NS_FAILED(res) ((res) & 0x80000000)
  46 #define NS_SUCCEEDED(res) (!NS_FAILED(res))
  47
  48 #define NSAPI WINAPI
  49
  50 #define MSHTML_E_NODOC    0x800a025c
  51
  52 typedef struct HTMLDOMNode HTMLDOMNode;
  53 typedef struct ConnectionPoint ConnectionPoint;
  54 typedef struct BSCallback BSCallback;
  55
  56 typedef struct {
  57     const IHTMLWindow2Vtbl *lpHTMLWindow2Vtbl;
  58
  59     LONG ref;
  60
  61     HTMLDocument *doc;
  62     nsIDOMWindow *nswindow;
  63
  64     struct list entry;
  65 } HTMLWindow;
  66
  67 typedef enum {
  68     UNKNOWN_USERMODE,
  69     BROWSEMODE,
  70     EDITMODE
  71 } USERMODE;
  72
  73 typedef struct {
  74     const IConnectionPointContainerVtbl  *lpConnectionPointContainerVtbl;
  75
  76     ConnectionPoint *cp_list;
  77     IUnknown *outer;
  78 } ConnectionPointContainer;
  79
  80 struct ConnectionPoint {
  81     const IConnectionPointVtbl *lpConnectionPointVtbl;
  82
  83     IConnectionPointContainer *container;
  84
  85     union {
  86         IUnknown *unk;
  87         IDispatch *disp;
  88         IPropertyNotifySink *propnotif;
  89     } *sinks;
  90     DWORD sinks_size;
  91
  92     IID iid;
  93
  94     ConnectionPoint *next;
  95 };
  96
  97 struct HTMLDocument {
  98     const IHTMLDocument2Vtbl              *lpHTMLDocument2Vtbl;
  99     const IHTMLDocument3Vtbl              *lpHTMLDocument3Vtbl;
 100     const IHTMLDocument5Vtbl              *lpHTMLDocument5Vtbl;
 101     const IPersistMonikerVtbl             *lpPersistMonikerVtbl;
 102     const IPersistFileVtbl                *lpPersistFileVtbl;
 103     const IMonikerPropVtbl                *lpMonikerPropVtbl;
 104     const IOleObjectVtbl                  *lpOleObjectVtbl;
 105     const IOleDocumentVtbl                *lpOleDocumentVtbl;
 106     const IOleDocumentViewVtbl            *lpOleDocumentViewVtbl;
 107     const IOleInPlaceActiveObjectVtbl     *lpOleInPlaceActiveObjectVtbl;
 108     const IViewObject2Vtbl                *lpViewObject2Vtbl;
 109     const IOleInPlaceObjectWindowlessVtbl *lpOleInPlaceObjectWindowlessVtbl;
 110     const IServiceProviderVtbl            *lpServiceProviderVtbl;
 111     const IOleCommandTargetVtbl           *lpOleCommandTargetVtbl;
 112     const IOleControlVtbl                 *lpOleControlVtbl;
 113     const IHlinkTargetVtbl                *lpHlinkTargetVtbl;
 114     const IPersistStreamInitVtbl          *lpPersistStreamInitVtbl;
 115     const ICustomDocVtbl                  *lpCustomDocVtbl;
 116
 117     LONG ref;
 118
 119     NSContainer *nscontainer;
 120     HTMLWindow *window;
 121
 122     IOleClientSite *client;
 123     IDocHostUIHandler *hostui;
 124     IOleInPlaceSite *ipsite;
 125     IOleInPlaceFrame *frame;
 126     IOleInPlaceUIWindow *ip_window;
 127
 128     IOleUndoManager *undomgr;
 129
 130     BSCallback *bscallback;
 131     IMoniker *mon;
 132     LPOLESTR url;
 133
 134     HWND hwnd;
 135     HWND tooltips_hwnd;
 136
 137     DOCHOSTUIINFO hostinfo;
 138
 139     USERMODE usermode;
 140     READYSTATE readystate;
 141     BOOL in_place_active;
 142     BOOL ui_active;
 143     BOOL window_active;
 144     BOOL has_key_path;
 145     BOOL container_locked;
 146     BOOL focus;
 147
 148     DWORD update;
 149
 150     ConnectionPointContainer cp_container;
 151     ConnectionPoint cp_htmldocevents;
 152     ConnectionPoint cp_htmldocevents2;
 153     ConnectionPoint cp_propnotif;
 154
 155     struct list selection_list;
 156     struct list range_list;
 157
 158     HTMLDOMNode *nodes;
 159 };
 160
 161 typedef struct {
 162     const nsIDOMEventListenerVtbl      *lpDOMEventListenerVtbl;
 163     NSContainer *This;
 164 } nsEventListener;
 165
 166 struct NSContainer {
 167     const nsIWebBrowserChromeVtbl       *lpWebBrowserChromeVtbl;
 168     const nsIContextMenuListenerVtbl    *lpContextMenuListenerVtbl;
 169     const nsIURIContentListenerVtbl     *lpURIContentListenerVtbl;
 170     const nsIEmbeddingSiteWindowVtbl    *lpEmbeddingSiteWindowVtbl;
 171     const nsITooltipListenerVtbl        *lpTooltipListenerVtbl;
 172     const nsIInterfaceRequestorVtbl     *lpInterfaceRequestorVtbl;
 173     const nsIWeakReferenceVtbl          *lpWeakReferenceVtbl;
 174     const nsISupportsWeakReferenceVtbl  *lpSupportsWeakReferenceVtbl;
 175
 176     nsEventListener blur_listener;
 177     nsEventListener focus_listener;
 178     nsEventListener keypress_listener;
 179     nsEventListener load_listener;
 180
 181     nsIWebBrowser *webbrowser;
 182     nsIWebNavigation *navigation;
 183     nsIBaseWindow *window;
 184     nsIWebBrowserFocus *focus;
 185
 186     nsIEditor *editor;
 187     nsIController *editor_controller;
 188
 189     LONG ref;
 190
 191     NSContainer *parent;
 192     HTMLDocument *doc;
 193
 194     nsIURIContentListener *content_listener;
 195
 196     HWND hwnd;
 197
 198     BSCallback *bscallback; /* hack */
 199 };
 200
 201 typedef struct {
 202     const nsIHttpChannelVtbl *lpHttpChannelVtbl;
 203     const nsIUploadChannelVtbl *lpUploadChannelVtbl;
 204
 205     LONG ref;
 206
 207     nsIChannel *channel;
 208     nsIHttpChannel *http_channel;
 209     nsIWineURI *uri;
 210     nsIInputStream *post_data_stream;
 211     nsILoadGroup *load_group;
 212     nsIInterfaceRequestor *notif_callback;
 213     nsLoadFlags load_flags;
 214     nsIURI *original_uri;
 215     char *content;
 216     char *charset;
 217 } nsChannel;
 218
 219 typedef struct {
 220     const nsIInputStreamVtbl *lpInputStreamVtbl;
 221
 222     LONG ref;
 223
 224     char buf[1024];
 225     DWORD buf_size;
 226 } nsProtocolStream;
 227
 228 struct BSCallback {
 229     const IBindStatusCallbackVtbl *lpBindStatusCallbackVtbl;
 230     const IServiceProviderVtbl    *lpServiceProviderVtbl;
 231     const IHttpNegotiate2Vtbl     *lpHttpNegotiate2Vtbl;
 232     const IInternetBindInfoVtbl   *lpInternetBindInfoVtbl;
 233
 234     LONG ref;
 235
 236     LPWSTR headers;
 237     HGLOBAL post_data;
 238     ULONG post_data_len;
 239     ULONG readed;
 240
 241     nsChannel *nschannel;
 242     nsIStreamListener *nslistener;
 243     nsISupports *nscontext;
 244
 245     IMoniker *mon;
 246     IBinding *binding;
 247
 248     HTMLDocument *doc;
 249
 250     nsProtocolStream *nsstream;
 251 };
 252
 253 typedef struct {
 254     HRESULT (*qi)(HTMLDOMNode*,REFIID,void**);
 255     void (*destructor)(HTMLDOMNode*);
 256 } NodeImplVtbl;
 257
 258 struct HTMLDOMNode {
 259     const IHTMLDOMNodeVtbl *lpHTMLDOMNodeVtbl;
 260     const NodeImplVtbl *vtbl;
 261
 262     nsIDOMNode *nsnode;
 263     HTMLDocument *doc;
 264
 265     HTMLDOMNode *next;
 266 };
 267
 268 typedef struct {
 269     HTMLDOMNode node;
 270
 271     const IHTMLElementVtbl   *lpHTMLElementVtbl;
 272     const IHTMLElement2Vtbl  *lpHTMLElement2Vtbl;
 273
 274     nsIDOMHTMLElement *nselem;
 275 } HTMLElement;
 276
 277 typedef struct {
 278     HTMLElement element;
 279
 280     const IHTMLTextContainerVtbl *lpHTMLTextContainerVtbl;
 281 } HTMLTextContainer;
 282
 283 #define HTMLWINDOW2(x)   ((IHTMLWindow2*)                 &(x)->lpHTMLWindow2Vtbl)
 284
 285 #define HTMLDOC(x)       ((IHTMLDocument2*)               &(x)->lpHTMLDocument2Vtbl)
 286 #define HTMLDOC3(x)      ((IHTMLDocument3*)               &(x)->lpHTMLDocument3Vtbl)
 287 #define HTMLDOC5(x)      ((IHTMLDocument5*)               &(x)->lpHTMLDocument5Vtbl)
 288 #define PERSIST(x)       ((IPersist*)                     &(x)->lpPersistFileVtbl)
 289 #define PERSISTMON(x)    ((IPersistMoniker*)              &(x)->lpPersistMonikerVtbl)
 290 #define PERSISTFILE(x)   ((IPersistFile*)                 &(x)->lpPersistFileVtbl)
 291 #define MONPROP(x)       ((IMonikerProp*)                 &(x)->lpMonikerPropVtbl)
 292 #define OLEOBJ(x)        ((IOleObject*)                   &(x)->lpOleObjectVtbl)
 293 #define OLEDOC(x)        ((IOleDocument*)                 &(x)->lpOleDocumentVtbl)
 294 #define DOCVIEW(x)       ((IOleDocumentView*)             &(x)->lpOleDocumentViewVtbl)
 295 #define OLEWIN(x)        ((IOleWindow*)                   &(x)->lpOleInPlaceActiveObjectVtbl)
 296 #define ACTOBJ(x)        ((IOleInPlaceActiveObject*)      &(x)->lpOleInPlaceActiveObjectVtbl)
 297 #define VIEWOBJ(x)       ((IViewObject*)                  &(x)->lpViewObject2Vtbl)
 298 #define VIEWOBJ2(x)      ((IViewObject2*)                 &(x)->lpViewObject2Vtbl)
 299 #define INPLACEOBJ(x)    ((IOleInPlaceObject*)            &(x)->lpOleInPlaceObjectWindowlessVtbl)
 300 #define INPLACEWIN(x)    ((IOleInPlaceObjectWindowless*)  &(x)->lpOleInPlaceObjectWindowlessVtbl)
 301 #define SERVPROV(x)      ((IServiceProvider*)             &(x)->lpServiceProviderVtbl)
 302 #define CMDTARGET(x)     ((IOleCommandTarget*)            &(x)->lpOleCommandTargetVtbl)
 303 #define CONTROL(x)       ((IOleControl*)                  &(x)->lpOleControlVtbl)
 304 #define HLNKTARGET(x)    ((IHlinkTarget*)                 &(x)->lpHlinkTargetVtbl)
 305 #define CONPTCONT(x)     ((IConnectionPointContainer*)    &(x)->lpConnectionPointContainerVtbl)
 306 #define PERSTRINIT(x)    ((IPersistStreamInit*)           &(x)->lpPersistStreamInitVtbl)
 307 #define CUSTOMDOC(x)     ((ICustomDoc*)                   &(x)->lpCustomDocVtbl)
 308
 309 #define NSWBCHROME(x)    ((nsIWebBrowserChrome*)          &(x)->lpWebBrowserChromeVtbl)
 310 #define NSCML(x)         ((nsIContextMenuListener*)       &(x)->lpContextMenuListenerVtbl)
 311 #define NSURICL(x)       ((nsIURIContentListener*)        &(x)->lpURIContentListenerVtbl)
 312 #define NSEMBWNDS(x)     ((nsIEmbeddingSiteWindow*)       &(x)->lpEmbeddingSiteWindowVtbl)
 313 #define NSIFACEREQ(x)    ((nsIInterfaceRequestor*)        &(x)->lpInterfaceRequestorVtbl)
 314 #define NSTOOLTIP(x)     ((nsITooltipListener*)           &(x)->lpTooltipListenerVtbl)
 315 #define NSEVENTLIST(x)   ((nsIDOMEventListener*)          &(x)->lpDOMEventListenerVtbl)
 316 #define NSWEAKREF(x)     ((nsIWeakReference*)             &(x)->lpWeakReferenceVtbl)
 317 #define NSSUPWEAKREF(x)  ((nsISupportsWeakReference*)     &(x)->lpSupportsWeakReferenceVtbl)
 318
 319 #define NSCHANNEL(x)     ((nsIChannel*)        &(x)->lpHttpChannelVtbl)
 320 #define NSHTTPCHANNEL(x) ((nsIHttpChannel*)    &(x)->lpHttpChannelVtbl)
 321 #define NSUPCHANNEL(x)   ((nsIUploadChannel*)  &(x)->lpUploadChannelVtbl)
 322
 323 #define HTTPNEG(x)       ((IHttpNegotiate2*)              &(x)->lpHttpNegotiate2Vtbl)
 324 #define STATUSCLB(x)     ((IBindStatusCallback*)          &(x)->lpBindStatusCallbackVtbl)
 325 #define BINDINFO(x)      ((IInternetBindInfo*)            &(x)->lpInternetBindInfoVtbl);
 326
 327 #define HTMLELEM(x)      ((IHTMLElement*)                 &(x)->lpHTMLElementVtbl)
 328 #define HTMLELEM2(x)     ((IHTMLElement2*)                &(x)->lpHTMLElement2Vtbl)
 329 #define HTMLDOMNODE(x)   ((IHTMLDOMNode*)                 &(x)->lpHTMLDOMNodeVtbl)
 330
 331 #define HTMLTEXTCONT(x)  ((IHTMLTextContainer*)           &(x)->lpHTMLTextContainerVtbl)
 332
 333 #define DEFINE_THIS2(cls,ifc,iface) ((cls*)((BYTE*)(iface)-offsetof(cls,ifc)))
 334 #define DEFINE_THIS(cls,ifc,iface) DEFINE_THIS2(cls,lp ## ifc ## Vtbl,iface)
 335
 336 HRESULT HTMLDocument_Create(IUnknown*,REFIID,void**);
 337 HRESULT HTMLLoadOptions_Create(IUnknown*,REFIID,void**);
 338
 339 HTMLWindow *HTMLWindow_Create(HTMLDocument*);
 340 HTMLWindow *nswindow_to_window(const nsIDOMWindow*);
 341 void setup_nswindow(HTMLWindow*);
 342
 343 void HTMLDocument_HTMLDocument3_Init(HTMLDocument*);
 344 void HTMLDocument_HTMLDocument5_Init(HTMLDocument*);
 345 void HTMLDocument_Persist_Init(HTMLDocument*);
 346 void HTMLDocument_OleCmd_Init(HTMLDocument*);
 347 void HTMLDocument_OleObj_Init(HTMLDocument*);
 348 void HTMLDocument_View_Init(HTMLDocument*);
 349 void HTMLDocument_Window_Init(HTMLDocument*);
 350 void HTMLDocument_Service_Init(HTMLDocument*);
 351 void HTMLDocument_Hlink_Init(HTMLDocument*);
 352
 353 void ConnectionPoint_Init(ConnectionPoint*,IConnectionPointContainer*,REFIID,ConnectionPoint*);
 354 void ConnectionPointContainer_Init(ConnectionPointContainer*,ConnectionPoint*,IUnknown*);
 355 void ConnectionPointContainer_Destroy(ConnectionPointContainer*);
 356
 357 NSContainer *NSContainer_Create(HTMLDocument*,NSContainer*);
 358 void NSContainer_Release(NSContainer*);
 359
 360 void HTMLDocument_LockContainer(HTMLDocument*,BOOL);
 361 void show_context_menu(HTMLDocument*,DWORD,POINT*,IDispatch*);
 362 void notif_focus(HTMLDocument*);
 363
 364 void show_tooltip(HTMLDocument*,DWORD,DWORD,LPCWSTR);
 365 void hide_tooltip(HTMLDocument*);
 366 HRESULT get_client_disp_property(IOleClientSite*,DISPID,VARIANT*);
 367
 368 HRESULT ProtocolFactory_Create(REFCLSID,REFIID,void**);
 369
 370 void close_gecko(void);
 371 void register_nsservice(nsIComponentRegistrar*,nsIServiceManager*);
 372 void init_nsio(nsIComponentManager*,nsIComponentRegistrar*);
 373
 374 void hlink_frame_navigate(HTMLDocument*,IHlinkFrame*,LPCWSTR,nsIInputStream*,DWORD);
 375
 376 void call_property_onchanged(ConnectionPoint*,DISPID);
 377
 378 void *nsalloc(size_t);
 379 void nsfree(void*);
 380
 381 void nsACString_Init(nsACString*,const char*);
 382 void nsACString_SetData(nsACString*,const char*);
 383 PRUint32 nsACString_GetData(const nsACString*,const char**,PRBool*);
 384 void nsACString_Finish(nsACString*);
 385
 386 void nsAString_Init(nsAString*,const PRUnichar*);
 387 PRUint32 nsAString_GetData(const nsAString*,const PRUnichar**,PRBool*);
 388 void nsAString_Finish(nsAString*);
 389
 390 nsIInputStream *create_nsstream(const char*,PRInt32);
 391 nsICommandParams *create_nscommand_params(void);
 392 nsIMutableArray *create_nsarray(void);
 393 nsIWritableVariant *create_nsvariant(void);
 394 void nsnode_to_nsstring(nsIDOMNode*,nsAString*);
 395 void get_editor_controller(NSContainer*);
 396 void init_nsevents(NSContainer*);
 397 nsresult get_nsinterface(nsISupports*,REFIID,void**);
 398
 399 BSCallback *create_bscallback(IMoniker*);
 400 HRESULT start_binding(BSCallback*);
 401 HRESULT load_stream(BSCallback*,IStream*);
 402 void set_document_bscallback(HTMLDocument*,BSCallback*);
 403 void set_current_mon(HTMLDocument*,IMoniker*);
 404
 405 IHTMLSelectionObject *HTMLSelectionObject_Create(HTMLDocument*,nsISelection*);
 406 IHTMLTxtRange *HTMLTxtRange_Create(HTMLDocument*,nsIDOMRange*);
 407 IHTMLStyle *HTMLStyle_Create(nsIDOMCSSStyleDeclaration*);
 408 IHTMLStyleSheet *HTMLStyleSheet_Create(void);
 409 IHTMLStyleSheetsCollection *HTMLStyleSheetsCollection_Create(nsIDOMStyleSheetList*);
 410
 411 void detach_selection(HTMLDocument*);
 412 void detach_ranges(HTMLDocument*);
 413
 414 HTMLElement *HTMLElement_Create(nsIDOMNode*);
 415 HTMLElement *HTMLAnchorElement_Create(nsIDOMHTMLElement*);
 416 HTMLElement *HTMLBodyElement_Create(nsIDOMHTMLElement*);
 417 HTMLElement *HTMLInputElement_Create(nsIDOMHTMLElement*);
 418 HTMLElement *HTMLOptionElement_Create(nsIDOMHTMLElement*);
 419 HTMLElement *HTMLSelectElement_Create(nsIDOMHTMLElement*);
 420 HTMLElement *HTMLTextAreaElement_Create(nsIDOMHTMLElement*);
 421
 422 void HTMLElement2_Init(HTMLElement*);
 423 void HTMLTextContainer_Init(HTMLTextContainer*);
 424
 425 HRESULT HTMLDOMNode_QI(HTMLDOMNode*,REFIID,void**);
 426 void HTMLDOMNode_destructor(HTMLDOMNode*);
 427
 428 HRESULT HTMLElement_QI(HTMLDOMNode*,REFIID,void**);
 429 void HTMLElement_destructor(HTMLDOMNode*);
 430
 431 HTMLDOMNode *get_node(HTMLDocument*,nsIDOMNode*);
 432 void release_nodes(HTMLDocument*);
 433
 434 IHTMLElementCollection *create_all_collection(HTMLDOMNode*);
 435
 436 BOOL install_wine_gecko(void);
 437
 438 /* commands */
 439 typedef struct {
 440     DWORD id;
 441     HRESULT (*query)(HTMLDocument*,OLECMD*);
 442     HRESULT (*exec)(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 443 } cmdtable_t;
 444
 445 extern const cmdtable_t editmode_cmds[];
 446
 447 void do_ns_command(NSContainer*,const char*,nsICommandParams*);
 448
 449 /* timer */
 450 #define UPDATE_UI       0x0001
 451 #define UPDATE_TITLE    0x0002
 452
 453 void update_doc(HTMLDocument *This, DWORD flags);
 454 void update_title(HTMLDocument*);
 455
 456 /* editor */
 457 void init_editor(HTMLDocument*);
 458 void set_ns_editmode(NSContainer*);
 459 void handle_edit_event(HTMLDocument*,nsIDOMEvent*);
 460 HRESULT editor_exec_copy(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 461 HRESULT editor_exec_cut(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 462 HRESULT editor_exec_paste(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 463 void handle_edit_load(HTMLDocument *This);
 464 HRESULT editor_is_dirty(HTMLDocument*);
 465
 466 extern DWORD mshtml_tls;
 467
 468 typedef struct task_t {
 469     HTMLDocument *doc;
 470
 471     enum {
 472         TASK_SETDOWNLOADSTATE,
 473         TASK_PARSECOMPLETE,
 474         TASK_SETPROGRESS,
 475         TASK_START_BINDING
 476     } task_id;
 477
 478     BSCallback *bscallback;
 479
 480     struct task_t *next;
 481 } task_t;
 482
 483 typedef struct {
 484     HWND thread_hwnd;
 485     task_t *task_queue_head;
 486     task_t *task_queue_tail;
 487 } thread_data_t;
 488
 489 thread_data_t *get_thread_data(BOOL);
 490 HWND get_thread_hwnd(void);
 491 void push_task(task_t*);
 492 void remove_doc_tasks(const HTMLDocument*);
 493
 494 /* typelibs */
 495 enum tid_t {
 496     IHTMLWindow2_tid,
 497     LAST_tid
 498 };
 499
 500 HRESULT get_typeinfo(enum tid_t, ITypeInfo**);
 501
 502 DEFINE_GUID(CLSID_AboutProtocol, 0x3050F406, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 503 DEFINE_GUID(CLSID_JSProtocol, 0x3050F3B2, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 504 DEFINE_GUID(CLSID_MailtoProtocol, 0x3050F3DA, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 505 DEFINE_GUID(CLSID_ResProtocol, 0x3050F3BC, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 506 DEFINE_GUID(CLSID_SysimageProtocol, 0x76E67A63, 0x06E9, 0x11D2, 0xA8,0x40, 0x00,0x60,0x08,0x05,0x93,0x82);
 507
 508 DEFINE_GUID(CLSID_CMarkup,0x3050f4fb,0x98b5,0x11cf,0xbb,0x82,0x00,0xaa,0x00,0xbd,0xce,0x0b);
 509
 510 extern LONG module_ref;
 511 #define LOCK_MODULE()   InterlockedIncrement(&module_ref)
 512 #define UNLOCK_MODULE() InterlockedDecrement(&module_ref)
 513
 514 /* memory allocation functions */
 515
 516 static inline void *mshtml_alloc(size_t len)
 517 {
 518     return HeapAlloc(GetProcessHeap(), 0, len);
 519 }
 520
 521 static inline void *mshtml_alloc_zero(size_t len)
 522 {
 523     return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
 524 }
 525
 526 static inline void *mshtml_realloc(void *mem, size_t len)
 527 {
 528     return HeapReAlloc(GetProcessHeap(), 0, mem, len);
 529 }
 530
 531 static inline BOOL mshtml_free(void *mem)
 532 {
 533     return HeapFree(GetProcessHeap(), 0, mem);
 534 }
 535
 536 HINSTANCE get_shdoclc(void);
 537
 538 extern HINSTANCE hInst;