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 typedef struct {
  98     const IHTMLOptionElementFactoryVtbl *lpHTMLOptionElementFactoryVtbl;
  99
 100     LONG ref;
 101
 102     HTMLDocument *doc;
 103 } HTMLOptionElementFactory;
 104
 105 struct HTMLDocument {
 106     const IHTMLDocument2Vtbl              *lpHTMLDocument2Vtbl;
 107     const IHTMLDocument3Vtbl              *lpHTMLDocument3Vtbl;
 108     const IHTMLDocument4Vtbl              *lpHTMLDocument4Vtbl;
 109     const IHTMLDocument5Vtbl              *lpHTMLDocument5Vtbl;
 110     const IPersistMonikerVtbl             *lpPersistMonikerVtbl;
 111     const IPersistFileVtbl                *lpPersistFileVtbl;
 112     const IMonikerPropVtbl                *lpMonikerPropVtbl;
 113     const IOleObjectVtbl                  *lpOleObjectVtbl;
 114     const IOleDocumentVtbl                *lpOleDocumentVtbl;
 115     const IOleDocumentViewVtbl            *lpOleDocumentViewVtbl;
 116     const IOleInPlaceActiveObjectVtbl     *lpOleInPlaceActiveObjectVtbl;
 117     const IViewObject2Vtbl                *lpViewObject2Vtbl;
 118     const IOleInPlaceObjectWindowlessVtbl *lpOleInPlaceObjectWindowlessVtbl;
 119     const IServiceProviderVtbl            *lpServiceProviderVtbl;
 120     const IOleCommandTargetVtbl           *lpOleCommandTargetVtbl;
 121     const IOleControlVtbl                 *lpOleControlVtbl;
 122     const IHlinkTargetVtbl                *lpHlinkTargetVtbl;
 123     const IPersistStreamInitVtbl          *lpPersistStreamInitVtbl;
 124     const ICustomDocVtbl                  *lpCustomDocVtbl;
 125
 126     LONG ref;
 127
 128     NSContainer *nscontainer;
 129     HTMLWindow *window;
 130
 131     IOleClientSite *client;
 132     IDocHostUIHandler *hostui;
 133     IOleInPlaceSite *ipsite;
 134     IOleInPlaceFrame *frame;
 135     IOleInPlaceUIWindow *ip_window;
 136
 137     IOleUndoManager *undomgr;
 138
 139     BSCallback *bscallback;
 140     IMoniker *mon;
 141     LPOLESTR url;
 142
 143     HWND hwnd;
 144     HWND tooltips_hwnd;
 145
 146     DOCHOSTUIINFO hostinfo;
 147
 148     USERMODE usermode;
 149     READYSTATE readystate;
 150     BOOL in_place_active;
 151     BOOL ui_active;
 152     BOOL window_active;
 153     BOOL has_key_path;
 154     BOOL container_locked;
 155     BOOL focus;
 156
 157     DWORD update;
 158
 159     ConnectionPointContainer cp_container;
 160     ConnectionPoint cp_htmldocevents;
 161     ConnectionPoint cp_htmldocevents2;
 162     ConnectionPoint cp_propnotif;
 163
 164     HTMLOptionElementFactory *option_factory;
 165
 166     struct list selection_list;
 167     struct list range_list;
 168
 169     HTMLDOMNode *nodes;
 170 };
 171
 172 typedef struct {
 173     const nsIDOMEventListenerVtbl      *lpDOMEventListenerVtbl;
 174     NSContainer *This;
 175 } nsEventListener;
 176
 177 struct NSContainer {
 178     const nsIWebBrowserChromeVtbl       *lpWebBrowserChromeVtbl;
 179     const nsIContextMenuListenerVtbl    *lpContextMenuListenerVtbl;
 180     const nsIURIContentListenerVtbl     *lpURIContentListenerVtbl;
 181     const nsIEmbeddingSiteWindowVtbl    *lpEmbeddingSiteWindowVtbl;
 182     const nsITooltipListenerVtbl        *lpTooltipListenerVtbl;
 183     const nsIInterfaceRequestorVtbl     *lpInterfaceRequestorVtbl;
 184     const nsIWeakReferenceVtbl          *lpWeakReferenceVtbl;
 185     const nsISupportsWeakReferenceVtbl  *lpSupportsWeakReferenceVtbl;
 186
 187     nsEventListener blur_listener;
 188     nsEventListener focus_listener;
 189     nsEventListener keypress_listener;
 190     nsEventListener load_listener;
 191
 192     nsIWebBrowser *webbrowser;
 193     nsIWebNavigation *navigation;
 194     nsIBaseWindow *window;
 195     nsIWebBrowserFocus *focus;
 196
 197     nsIEditor *editor;
 198     nsIController *editor_controller;
 199
 200     LONG ref;
 201
 202     NSContainer *parent;
 203     HTMLDocument *doc;
 204
 205     nsIURIContentListener *content_listener;
 206
 207     HWND hwnd;
 208
 209     BSCallback *bscallback; /* hack */
 210 };
 211
 212 typedef struct {
 213     const nsIHttpChannelVtbl *lpHttpChannelVtbl;
 214     const nsIUploadChannelVtbl *lpUploadChannelVtbl;
 215
 216     LONG ref;
 217
 218     nsIChannel *channel;
 219     nsIHttpChannel *http_channel;
 220     nsIWineURI *uri;
 221     nsIInputStream *post_data_stream;
 222     nsILoadGroup *load_group;
 223     nsIInterfaceRequestor *notif_callback;
 224     nsLoadFlags load_flags;
 225     nsIURI *original_uri;
 226     char *content;
 227     char *charset;
 228 } nsChannel;
 229
 230 typedef struct {
 231     const nsIInputStreamVtbl *lpInputStreamVtbl;
 232
 233     LONG ref;
 234
 235     char buf[1024];
 236     DWORD buf_size;
 237 } nsProtocolStream;
 238
 239 struct BSCallback {
 240     const IBindStatusCallbackVtbl *lpBindStatusCallbackVtbl;
 241     const IServiceProviderVtbl    *lpServiceProviderVtbl;
 242     const IHttpNegotiate2Vtbl     *lpHttpNegotiate2Vtbl;
 243     const IInternetBindInfoVtbl   *lpInternetBindInfoVtbl;
 244
 245     LONG ref;
 246
 247     LPWSTR headers;
 248     HGLOBAL post_data;
 249     ULONG post_data_len;
 250     ULONG readed;
 251
 252     nsChannel *nschannel;
 253     nsIStreamListener *nslistener;
 254     nsISupports *nscontext;
 255
 256     IMoniker *mon;
 257     IBinding *binding;
 258
 259     HTMLDocument *doc;
 260
 261     nsProtocolStream *nsstream;
 262 };
 263
 264 typedef struct {
 265     HRESULT (*qi)(HTMLDOMNode*,REFIID,void**);
 266     void (*destructor)(HTMLDOMNode*);
 267 } NodeImplVtbl;
 268
 269 struct HTMLDOMNode {
 270     const IHTMLDOMNodeVtbl *lpHTMLDOMNodeVtbl;
 271     const NodeImplVtbl *vtbl;
 272
 273     LONG ref;
 274
 275     nsIDOMNode *nsnode;
 276     HTMLDocument *doc;
 277
 278     HTMLDOMNode *next;
 279 };
 280
 281 typedef struct {
 282     HTMLDOMNode node;
 283
 284     const IHTMLElementVtbl   *lpHTMLElementVtbl;
 285     const IHTMLElement2Vtbl  *lpHTMLElement2Vtbl;
 286
 287     nsIDOMHTMLElement *nselem;
 288 } HTMLElement;
 289
 290 typedef struct {
 291     HTMLElement element;
 292
 293     const IHTMLTextContainerVtbl *lpHTMLTextContainerVtbl;
 294 } HTMLTextContainer;
 295
 296 #define HTMLWINDOW2(x)   ((IHTMLWindow2*)                 &(x)->lpHTMLWindow2Vtbl)
 297
 298 #define HTMLDOC(x)       ((IHTMLDocument2*)               &(x)->lpHTMLDocument2Vtbl)
 299 #define HTMLDOC3(x)      ((IHTMLDocument3*)               &(x)->lpHTMLDocument3Vtbl)
 300 #define HTMLDOC4(x)      ((IHTMLDocument4*)               &(x)->lpHTMLDocument4Vtbl)
 301 #define HTMLDOC5(x)      ((IHTMLDocument5*)               &(x)->lpHTMLDocument5Vtbl)
 302 #define PERSIST(x)       ((IPersist*)                     &(x)->lpPersistFileVtbl)
 303 #define PERSISTMON(x)    ((IPersistMoniker*)              &(x)->lpPersistMonikerVtbl)
 304 #define PERSISTFILE(x)   ((IPersistFile*)                 &(x)->lpPersistFileVtbl)
 305 #define MONPROP(x)       ((IMonikerProp*)                 &(x)->lpMonikerPropVtbl)
 306 #define OLEOBJ(x)        ((IOleObject*)                   &(x)->lpOleObjectVtbl)
 307 #define OLEDOC(x)        ((IOleDocument*)                 &(x)->lpOleDocumentVtbl)
 308 #define DOCVIEW(x)       ((IOleDocumentView*)             &(x)->lpOleDocumentViewVtbl)
 309 #define OLEWIN(x)        ((IOleWindow*)                   &(x)->lpOleInPlaceActiveObjectVtbl)
 310 #define ACTOBJ(x)        ((IOleInPlaceActiveObject*)      &(x)->lpOleInPlaceActiveObjectVtbl)
 311 #define VIEWOBJ(x)       ((IViewObject*)                  &(x)->lpViewObject2Vtbl)
 312 #define VIEWOBJ2(x)      ((IViewObject2*)                 &(x)->lpViewObject2Vtbl)
 313 #define INPLACEOBJ(x)    ((IOleInPlaceObject*)            &(x)->lpOleInPlaceObjectWindowlessVtbl)
 314 #define INPLACEWIN(x)    ((IOleInPlaceObjectWindowless*)  &(x)->lpOleInPlaceObjectWindowlessVtbl)
 315 #define SERVPROV(x)      ((IServiceProvider*)             &(x)->lpServiceProviderVtbl)
 316 #define CMDTARGET(x)     ((IOleCommandTarget*)            &(x)->lpOleCommandTargetVtbl)
 317 #define CONTROL(x)       ((IOleControl*)                  &(x)->lpOleControlVtbl)
 318 #define HLNKTARGET(x)    ((IHlinkTarget*)                 &(x)->lpHlinkTargetVtbl)
 319 #define CONPTCONT(x)     ((IConnectionPointContainer*)    &(x)->lpConnectionPointContainerVtbl)
 320 #define PERSTRINIT(x)    ((IPersistStreamInit*)           &(x)->lpPersistStreamInitVtbl)
 321 #define CUSTOMDOC(x)     ((ICustomDoc*)                   &(x)->lpCustomDocVtbl)
 322
 323 #define NSWBCHROME(x)    ((nsIWebBrowserChrome*)          &(x)->lpWebBrowserChromeVtbl)
 324 #define NSCML(x)         ((nsIContextMenuListener*)       &(x)->lpContextMenuListenerVtbl)
 325 #define NSURICL(x)       ((nsIURIContentListener*)        &(x)->lpURIContentListenerVtbl)
 326 #define NSEMBWNDS(x)     ((nsIEmbeddingSiteWindow*)       &(x)->lpEmbeddingSiteWindowVtbl)
 327 #define NSIFACEREQ(x)    ((nsIInterfaceRequestor*)        &(x)->lpInterfaceRequestorVtbl)
 328 #define NSTOOLTIP(x)     ((nsITooltipListener*)           &(x)->lpTooltipListenerVtbl)
 329 #define NSEVENTLIST(x)   ((nsIDOMEventListener*)          &(x)->lpDOMEventListenerVtbl)
 330 #define NSWEAKREF(x)     ((nsIWeakReference*)             &(x)->lpWeakReferenceVtbl)
 331 #define NSSUPWEAKREF(x)  ((nsISupportsWeakReference*)     &(x)->lpSupportsWeakReferenceVtbl)
 332
 333 #define NSCHANNEL(x)     ((nsIChannel*)        &(x)->lpHttpChannelVtbl)
 334 #define NSHTTPCHANNEL(x) ((nsIHttpChannel*)    &(x)->lpHttpChannelVtbl)
 335 #define NSUPCHANNEL(x)   ((nsIUploadChannel*)  &(x)->lpUploadChannelVtbl)
 336
 337 #define HTTPNEG(x)       ((IHttpNegotiate2*)              &(x)->lpHttpNegotiate2Vtbl)
 338 #define STATUSCLB(x)     ((IBindStatusCallback*)          &(x)->lpBindStatusCallbackVtbl)
 339 #define BINDINFO(x)      ((IInternetBindInfo*)            &(x)->lpInternetBindInfoVtbl);
 340
 341 #define HTMLELEM(x)      ((IHTMLElement*)                 &(x)->lpHTMLElementVtbl)
 342 #define HTMLELEM2(x)     ((IHTMLElement2*)                &(x)->lpHTMLElement2Vtbl)
 343 #define HTMLDOMNODE(x)   ((IHTMLDOMNode*)                 &(x)->lpHTMLDOMNodeVtbl)
 344
 345 #define HTMLTEXTCONT(x)  ((IHTMLTextContainer*)           &(x)->lpHTMLTextContainerVtbl)
 346
 347 #define HTMLOPTFACTORY(x)  ((IHTMLOptionElementFactory*)  &(x)->lpHTMLOptionElementFactoryVtbl)
 348
 349 #define DEFINE_THIS2(cls,ifc,iface) ((cls*)((BYTE*)(iface)-offsetof(cls,ifc)))
 350 #define DEFINE_THIS(cls,ifc,iface) DEFINE_THIS2(cls,lp ## ifc ## Vtbl,iface)
 351
 352 HRESULT HTMLDocument_Create(IUnknown*,REFIID,void**);
 353 HRESULT HTMLLoadOptions_Create(IUnknown*,REFIID,void**);
 354
 355 HTMLWindow *HTMLWindow_Create(HTMLDocument*);
 356 HTMLWindow *nswindow_to_window(const nsIDOMWindow*);
 357 HTMLOptionElementFactory *HTMLOptionElementFactory_Create(HTMLDocument*);
 358 void setup_nswindow(HTMLWindow*);
 359
 360 void HTMLDocument_HTMLDocument3_Init(HTMLDocument*);
 361 void HTMLDocument_HTMLDocument5_Init(HTMLDocument*);
 362 void HTMLDocument_Persist_Init(HTMLDocument*);
 363 void HTMLDocument_OleCmd_Init(HTMLDocument*);
 364 void HTMLDocument_OleObj_Init(HTMLDocument*);
 365 void HTMLDocument_View_Init(HTMLDocument*);
 366 void HTMLDocument_Window_Init(HTMLDocument*);
 367 void HTMLDocument_Service_Init(HTMLDocument*);
 368 void HTMLDocument_Hlink_Init(HTMLDocument*);
 369
 370 void ConnectionPoint_Init(ConnectionPoint*,IConnectionPointContainer*,REFIID,ConnectionPoint*);
 371 void ConnectionPointContainer_Init(ConnectionPointContainer*,ConnectionPoint*,IUnknown*);
 372 void ConnectionPointContainer_Destroy(ConnectionPointContainer*);
 373
 374 NSContainer *NSContainer_Create(HTMLDocument*,NSContainer*);
 375 void NSContainer_Release(NSContainer*);
 376
 377 void HTMLDocument_LockContainer(HTMLDocument*,BOOL);
 378 void show_context_menu(HTMLDocument*,DWORD,POINT*,IDispatch*);
 379 void notif_focus(HTMLDocument*);
 380
 381 void show_tooltip(HTMLDocument*,DWORD,DWORD,LPCWSTR);
 382 void hide_tooltip(HTMLDocument*);
 383 HRESULT get_client_disp_property(IOleClientSite*,DISPID,VARIANT*);
 384
 385 HRESULT ProtocolFactory_Create(REFCLSID,REFIID,void**);
 386
 387 BOOL load_gecko(BOOL);
 388 void close_gecko(void);
 389 void register_nsservice(nsIComponentRegistrar*,nsIServiceManager*);
 390 void init_nsio(nsIComponentManager*,nsIComponentRegistrar*);
 391 BOOL install_wine_gecko(BOOL);
 392
 393 void hlink_frame_navigate(HTMLDocument*,IHlinkFrame*,LPCWSTR,nsIInputStream*,DWORD);
 394
 395 void call_property_onchanged(ConnectionPoint*,DISPID);
 396
 397 void *nsalloc(size_t);
 398 void nsfree(void*);
 399
 400 void nsACString_Init(nsACString*,const char*);
 401 void nsACString_SetData(nsACString*,const char*);
 402 PRUint32 nsACString_GetData(const nsACString*,const char**,PRBool*);
 403 void nsACString_Finish(nsACString*);
 404
 405 void nsAString_Init(nsAString*,const PRUnichar*);
 406 PRUint32 nsAString_GetData(const nsAString*,const PRUnichar**,PRBool*);
 407 void nsAString_Finish(nsAString*);
 408
 409 nsIInputStream *create_nsstream(const char*,PRInt32);
 410 nsICommandParams *create_nscommand_params(void);
 411 nsIMutableArray *create_nsarray(void);
 412 nsIWritableVariant *create_nsvariant(void);
 413 void nsnode_to_nsstring(nsIDOMNode*,nsAString*);
 414 void get_editor_controller(NSContainer*);
 415 void init_nsevents(NSContainer*);
 416 nsresult get_nsinterface(nsISupports*,REFIID,void**);
 417
 418 BSCallback *create_bscallback(IMoniker*);
 419 HRESULT start_binding(BSCallback*);
 420 HRESULT load_stream(BSCallback*,IStream*);
 421 void set_document_bscallback(HTMLDocument*,BSCallback*);
 422 void set_current_mon(HTMLDocument*,IMoniker*);
 423
 424 IHTMLSelectionObject *HTMLSelectionObject_Create(HTMLDocument*,nsISelection*);
 425 IHTMLTxtRange *HTMLTxtRange_Create(HTMLDocument*,nsIDOMRange*);
 426 IHTMLStyle *HTMLStyle_Create(nsIDOMCSSStyleDeclaration*);
 427 IHTMLStyleSheet *HTMLStyleSheet_Create(void);
 428 IHTMLStyleSheetsCollection *HTMLStyleSheetsCollection_Create(nsIDOMStyleSheetList*);
 429
 430 void detach_selection(HTMLDocument*);
 431 void detach_ranges(HTMLDocument*);
 432
 433 HTMLElement *HTMLElement_Create(nsIDOMNode*);
 434 HTMLElement *HTMLAnchorElement_Create(nsIDOMHTMLElement*);
 435 HTMLElement *HTMLBodyElement_Create(nsIDOMHTMLElement*);
 436 HTMLElement *HTMLInputElement_Create(nsIDOMHTMLElement*);
 437 HTMLElement *HTMLOptionElement_Create(nsIDOMHTMLElement*);
 438 HTMLElement *HTMLSelectElement_Create(nsIDOMHTMLElement*);
 439 HTMLElement *HTMLTextAreaElement_Create(nsIDOMHTMLElement*);
 440
 441 void HTMLElement2_Init(HTMLElement*);
 442 void HTMLTextContainer_Init(HTMLTextContainer*);
 443
 444 HRESULT HTMLDOMNode_QI(HTMLDOMNode*,REFIID,void**);
 445 void HTMLDOMNode_destructor(HTMLDOMNode*);
 446
 447 HRESULT HTMLElement_QI(HTMLDOMNode*,REFIID,void**);
 448 void HTMLElement_destructor(HTMLDOMNode*);
 449
 450 HTMLDOMNode *get_node(HTMLDocument*,nsIDOMNode*);
 451 void release_nodes(HTMLDocument*);
 452
 453 IHTMLElementCollection *create_all_collection(HTMLDOMNode*);
 454
 455 /* commands */
 456 typedef struct {
 457     DWORD id;
 458     HRESULT (*query)(HTMLDocument*,OLECMD*);
 459     HRESULT (*exec)(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 460 } cmdtable_t;
 461
 462 extern const cmdtable_t editmode_cmds[];
 463
 464 void do_ns_command(NSContainer*,const char*,nsICommandParams*);
 465
 466 /* timer */
 467 #define UPDATE_UI       0x0001
 468 #define UPDATE_TITLE    0x0002
 469
 470 void update_doc(HTMLDocument *This, DWORD flags);
 471 void update_title(HTMLDocument*);
 472
 473 /* editor */
 474 void init_editor(HTMLDocument*);
 475 void set_ns_editmode(NSContainer*);
 476 void handle_edit_event(HTMLDocument*,nsIDOMEvent*);
 477 HRESULT editor_exec_copy(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 478 HRESULT editor_exec_cut(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 479 HRESULT editor_exec_paste(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 480 void handle_edit_load(HTMLDocument *This);
 481 HRESULT editor_is_dirty(HTMLDocument*);
 482
 483 extern DWORD mshtml_tls;
 484
 485 typedef struct task_t {
 486     HTMLDocument *doc;
 487
 488     enum {
 489         TASK_SETDOWNLOADSTATE,
 490         TASK_PARSECOMPLETE,
 491         TASK_SETPROGRESS,
 492         TASK_START_BINDING
 493     } task_id;
 494
 495     BSCallback *bscallback;
 496
 497     struct task_t *next;
 498 } task_t;
 499
 500 typedef struct {
 501     HWND thread_hwnd;
 502     task_t *task_queue_head;
 503     task_t *task_queue_tail;
 504 } thread_data_t;
 505
 506 thread_data_t *get_thread_data(BOOL);
 507 HWND get_thread_hwnd(void);
 508 void push_task(task_t*);
 509 void remove_doc_tasks(const HTMLDocument*);
 510
 511 /* typelibs */
 512 enum tid_t {
 513     IHTMLWindow2_tid,
 514     LAST_tid
 515 };
 516
 517 HRESULT get_typeinfo(enum tid_t, ITypeInfo**);
 518
 519 DEFINE_GUID(CLSID_AboutProtocol, 0x3050F406, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 520 DEFINE_GUID(CLSID_JSProtocol, 0x3050F3B2, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 521 DEFINE_GUID(CLSID_MailtoProtocol, 0x3050F3DA, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 522 DEFINE_GUID(CLSID_ResProtocol, 0x3050F3BC, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 523 DEFINE_GUID(CLSID_SysimageProtocol, 0x76E67A63, 0x06E9, 0x11D2, 0xA8,0x40, 0x00,0x60,0x08,0x05,0x93,0x82);
 524
 525 DEFINE_GUID(CLSID_CMarkup,0x3050f4fb,0x98b5,0x11cf,0xbb,0x82,0x00,0xaa,0x00,0xbd,0xce,0x0b);
 526
 527 extern LONG module_ref;
 528 #define LOCK_MODULE()   InterlockedIncrement(&module_ref)
 529 #define UNLOCK_MODULE() InterlockedDecrement(&module_ref)
 530
 531 /* memory allocation functions */
 532
 533 static inline void *mshtml_alloc(size_t len)
 534 {
 535     return HeapAlloc(GetProcessHeap(), 0, len);
 536 }
 537
 538 static inline void *mshtml_alloc_zero(size_t len)
 539 {
 540     return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
 541 }
 542
 543 static inline void *mshtml_realloc(void *mem, size_t len)
 544 {
 545     return HeapReAlloc(GetProcessHeap(), 0, mem, len);
 546 }
 547
 548 static inline BOOL mshtml_free(void *mem)
 549 {
 550     return HeapFree(GetProcessHeap(), 0, mem);
 551 }
 552
 553 HINSTANCE get_shdoclc(void);
 554
 555 extern HINSTANCE hInst;