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 "wingdi.h"
  20 #include "docobj.h"
  21 #include "mshtml.h"
  22 #include "mshtmhst.h"
  23 #include "hlink.h"
  24
  25 #include "wine/list.h"
  26 #include "wine/unicode.h"
  27
  28 #ifdef INIT_GUID
  29 #include "initguid.h"
  30 #endif
  31
  32 #include "nsiface.h"
  33
  34 #define GENERATE_MSHTML_NS_FAILURE(code) \
  35     ((nsresult) ((PRUint32)(1<<31) | ((PRUint32)(0x45+6)<<16) | (PRUint32)(code)))
  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_INVALID_ARG      ((nsresult)0x80070057L)
  42 #define NS_ERROR_UNEXPECTED       ((nsresult)0x8000ffffL)
  43 #define NS_ERROR_UNKNOWN_PROTOCOL ((nsresult)0x804b0012L)
  44
  45 #define WINE_NS_LOAD_FROM_MONIKER GENERATE_MSHTML_NS_FAILURE(0)
  46
  47 #define NS_FAILED(res) ((res) & 0x80000000)
  48 #define NS_SUCCEEDED(res) (!NS_FAILED(res))
  49
  50 #define NSAPI WINAPI
  51
  52 #define MSHTML_E_NODOC    0x800a025c
  53
  54 typedef struct HTMLDOMNode HTMLDOMNode;
  55 typedef struct ConnectionPoint ConnectionPoint;
  56 typedef struct BSCallback BSCallback;
  57 typedef struct nsChannelBSC nsChannelBSC;
  58
  59 typedef struct {
  60     const IHTMLWindow2Vtbl *lpHTMLWindow2Vtbl;
  61
  62     LONG ref;
  63
  64     HTMLDocument *doc;
  65     nsIDOMWindow *nswindow;
  66
  67     struct list entry;
  68 } HTMLWindow;
  69
  70 typedef enum {
  71     UNKNOWN_USERMODE,
  72     BROWSEMODE,
  73     EDITMODE
  74 } USERMODE;
  75
  76 typedef struct {
  77     const IConnectionPointContainerVtbl  *lpConnectionPointContainerVtbl;
  78
  79     ConnectionPoint *cp_list;
  80     IUnknown *outer;
  81 } ConnectionPointContainer;
  82
  83 struct ConnectionPoint {
  84     const IConnectionPointVtbl *lpConnectionPointVtbl;
  85
  86     IConnectionPointContainer *container;
  87
  88     union {
  89         IUnknown *unk;
  90         IDispatch *disp;
  91         IPropertyNotifySink *propnotif;
  92     } *sinks;
  93     DWORD sinks_size;
  94
  95     const IID *iid;
  96
  97     ConnectionPoint *next;
  98 };
  99
 100 typedef struct {
 101     const IHTMLOptionElementFactoryVtbl *lpHTMLOptionElementFactoryVtbl;
 102
 103     LONG ref;
 104
 105     HTMLDocument *doc;
 106 } HTMLOptionElementFactory;
 107
 108 struct HTMLDocument {
 109     const IHTMLDocument2Vtbl              *lpHTMLDocument2Vtbl;
 110     const IHTMLDocument3Vtbl              *lpHTMLDocument3Vtbl;
 111     const IHTMLDocument4Vtbl              *lpHTMLDocument4Vtbl;
 112     const IHTMLDocument5Vtbl              *lpHTMLDocument5Vtbl;
 113     const IPersistMonikerVtbl             *lpPersistMonikerVtbl;
 114     const IPersistFileVtbl                *lpPersistFileVtbl;
 115     const IMonikerPropVtbl                *lpMonikerPropVtbl;
 116     const IOleObjectVtbl                  *lpOleObjectVtbl;
 117     const IOleDocumentVtbl                *lpOleDocumentVtbl;
 118     const IOleDocumentViewVtbl            *lpOleDocumentViewVtbl;
 119     const IOleInPlaceActiveObjectVtbl     *lpOleInPlaceActiveObjectVtbl;
 120     const IViewObject2Vtbl                *lpViewObject2Vtbl;
 121     const IOleInPlaceObjectWindowlessVtbl *lpOleInPlaceObjectWindowlessVtbl;
 122     const IServiceProviderVtbl            *lpServiceProviderVtbl;
 123     const IOleCommandTargetVtbl           *lpOleCommandTargetVtbl;
 124     const IOleControlVtbl                 *lpOleControlVtbl;
 125     const IHlinkTargetVtbl                *lpHlinkTargetVtbl;
 126     const IPersistStreamInitVtbl          *lpPersistStreamInitVtbl;
 127     const ICustomDocVtbl                  *lpCustomDocVtbl;
 128
 129     LONG ref;
 130
 131     NSContainer *nscontainer;
 132     HTMLWindow *window;
 133
 134     IOleClientSite *client;
 135     IDocHostUIHandler *hostui;
 136     IOleInPlaceSite *ipsite;
 137     IOleInPlaceFrame *frame;
 138     IOleInPlaceUIWindow *ip_window;
 139
 140     IOleUndoManager *undomgr;
 141
 142     nsChannelBSC *bscallback;
 143     IMoniker *mon;
 144     LPOLESTR url;
 145     struct list bindings;
 146
 147     HWND hwnd;
 148     HWND tooltips_hwnd;
 149
 150     DOCHOSTUIINFO hostinfo;
 151
 152     USERMODE usermode;
 153     READYSTATE readystate;
 154     BOOL in_place_active;
 155     BOOL ui_active;
 156     BOOL window_active;
 157     BOOL has_key_path;
 158     BOOL container_locked;
 159     BOOL focus;
 160     LPWSTR mime;
 161
 162     DWORD update;
 163
 164     ConnectionPointContainer cp_container;
 165     ConnectionPoint cp_htmldocevents;
 166     ConnectionPoint cp_htmldocevents2;
 167     ConnectionPoint cp_propnotif;
 168
 169     HTMLOptionElementFactory *option_factory;
 170
 171     struct list selection_list;
 172     struct list range_list;
 173
 174     HTMLDOMNode *nodes;
 175 };
 176
 177 typedef struct {
 178     const nsIDOMEventListenerVtbl      *lpDOMEventListenerVtbl;
 179     NSContainer *This;
 180 } nsEventListener;
 181
 182 struct NSContainer {
 183     const nsIWebBrowserChromeVtbl       *lpWebBrowserChromeVtbl;
 184     const nsIContextMenuListenerVtbl    *lpContextMenuListenerVtbl;
 185     const nsIURIContentListenerVtbl     *lpURIContentListenerVtbl;
 186     const nsIEmbeddingSiteWindowVtbl    *lpEmbeddingSiteWindowVtbl;
 187     const nsITooltipListenerVtbl        *lpTooltipListenerVtbl;
 188     const nsIInterfaceRequestorVtbl     *lpInterfaceRequestorVtbl;
 189     const nsIWeakReferenceVtbl          *lpWeakReferenceVtbl;
 190     const nsISupportsWeakReferenceVtbl  *lpSupportsWeakReferenceVtbl;
 191
 192     nsEventListener blur_listener;
 193     nsEventListener focus_listener;
 194     nsEventListener keypress_listener;
 195     nsEventListener load_listener;
 196     nsEventListener node_insert_listener;
 197
 198     nsIWebBrowser *webbrowser;
 199     nsIWebNavigation *navigation;
 200     nsIBaseWindow *window;
 201     nsIWebBrowserFocus *focus;
 202
 203     nsIEditor *editor;
 204     nsIController *editor_controller;
 205
 206     LONG ref;
 207
 208     NSContainer *parent;
 209     HTMLDocument *doc;
 210
 211     nsIURIContentListener *content_listener;
 212
 213     HWND hwnd;
 214
 215     nsChannelBSC *bscallback; /* hack */
 216     HWND reset_focus; /* hack */
 217 };
 218
 219 typedef struct {
 220     const nsIHttpChannelVtbl *lpHttpChannelVtbl;
 221     const nsIUploadChannelVtbl *lpUploadChannelVtbl;
 222
 223     LONG ref;
 224
 225     nsIChannel *channel;
 226     nsIHttpChannel *http_channel;
 227     nsIWineURI *uri;
 228     nsIInputStream *post_data_stream;
 229     nsILoadGroup *load_group;
 230     nsIInterfaceRequestor *notif_callback;
 231     nsLoadFlags load_flags;
 232     nsIURI *original_uri;
 233     char *content;
 234     char *charset;
 235 } nsChannel;
 236
 237 typedef struct {
 238     HRESULT (*qi)(HTMLDOMNode*,REFIID,void**);
 239     void (*destructor)(HTMLDOMNode*);
 240 } NodeImplVtbl;
 241
 242 struct HTMLDOMNode {
 243     const IHTMLDOMNodeVtbl *lpHTMLDOMNodeVtbl;
 244     const NodeImplVtbl *vtbl;
 245
 246     LONG ref;
 247
 248     nsIDOMNode *nsnode;
 249     HTMLDocument *doc;
 250
 251     HTMLDOMNode *next;
 252 };
 253
 254 typedef struct {
 255     HTMLDOMNode node;
 256     ConnectionPointContainer cp_container;
 257
 258     const IHTMLElementVtbl   *lpHTMLElementVtbl;
 259     const IHTMLElement2Vtbl  *lpHTMLElement2Vtbl;
 260
 261     nsIDOMHTMLElement *nselem;
 262 } HTMLElement;
 263
 264 typedef struct {
 265     HTMLElement element;
 266
 267     const IHTMLTextContainerVtbl *lpHTMLTextContainerVtbl;
 268
 269     ConnectionPoint cp;
 270 } HTMLTextContainer;
 271
 272 #define HTMLWINDOW2(x)   ((IHTMLWindow2*)                 &(x)->lpHTMLWindow2Vtbl)
 273
 274 #define HTMLDOC(x)       ((IHTMLDocument2*)               &(x)->lpHTMLDocument2Vtbl)
 275 #define HTMLDOC3(x)      ((IHTMLDocument3*)               &(x)->lpHTMLDocument3Vtbl)
 276 #define HTMLDOC4(x)      ((IHTMLDocument4*)               &(x)->lpHTMLDocument4Vtbl)
 277 #define HTMLDOC5(x)      ((IHTMLDocument5*)               &(x)->lpHTMLDocument5Vtbl)
 278 #define PERSIST(x)       ((IPersist*)                     &(x)->lpPersistFileVtbl)
 279 #define PERSISTMON(x)    ((IPersistMoniker*)              &(x)->lpPersistMonikerVtbl)
 280 #define PERSISTFILE(x)   ((IPersistFile*)                 &(x)->lpPersistFileVtbl)
 281 #define MONPROP(x)       ((IMonikerProp*)                 &(x)->lpMonikerPropVtbl)
 282 #define OLEOBJ(x)        ((IOleObject*)                   &(x)->lpOleObjectVtbl)
 283 #define OLEDOC(x)        ((IOleDocument*)                 &(x)->lpOleDocumentVtbl)
 284 #define DOCVIEW(x)       ((IOleDocumentView*)             &(x)->lpOleDocumentViewVtbl)
 285 #define OLEWIN(x)        ((IOleWindow*)                   &(x)->lpOleInPlaceActiveObjectVtbl)
 286 #define ACTOBJ(x)        ((IOleInPlaceActiveObject*)      &(x)->lpOleInPlaceActiveObjectVtbl)
 287 #define VIEWOBJ(x)       ((IViewObject*)                  &(x)->lpViewObject2Vtbl)
 288 #define VIEWOBJ2(x)      ((IViewObject2*)                 &(x)->lpViewObject2Vtbl)
 289 #define INPLACEOBJ(x)    ((IOleInPlaceObject*)            &(x)->lpOleInPlaceObjectWindowlessVtbl)
 290 #define INPLACEWIN(x)    ((IOleInPlaceObjectWindowless*)  &(x)->lpOleInPlaceObjectWindowlessVtbl)
 291 #define SERVPROV(x)      ((IServiceProvider*)             &(x)->lpServiceProviderVtbl)
 292 #define CMDTARGET(x)     ((IOleCommandTarget*)            &(x)->lpOleCommandTargetVtbl)
 293 #define CONTROL(x)       ((IOleControl*)                  &(x)->lpOleControlVtbl)
 294 #define HLNKTARGET(x)    ((IHlinkTarget*)                 &(x)->lpHlinkTargetVtbl)
 295 #define CONPTCONT(x)     ((IConnectionPointContainer*)    &(x)->lpConnectionPointContainerVtbl)
 296 #define PERSTRINIT(x)    ((IPersistStreamInit*)           &(x)->lpPersistStreamInitVtbl)
 297 #define CUSTOMDOC(x)     ((ICustomDoc*)                   &(x)->lpCustomDocVtbl)
 298
 299 #define NSWBCHROME(x)    ((nsIWebBrowserChrome*)          &(x)->lpWebBrowserChromeVtbl)
 300 #define NSCML(x)         ((nsIContextMenuListener*)       &(x)->lpContextMenuListenerVtbl)
 301 #define NSURICL(x)       ((nsIURIContentListener*)        &(x)->lpURIContentListenerVtbl)
 302 #define NSEMBWNDS(x)     ((nsIEmbeddingSiteWindow*)       &(x)->lpEmbeddingSiteWindowVtbl)
 303 #define NSIFACEREQ(x)    ((nsIInterfaceRequestor*)        &(x)->lpInterfaceRequestorVtbl)
 304 #define NSTOOLTIP(x)     ((nsITooltipListener*)           &(x)->lpTooltipListenerVtbl)
 305 #define NSEVENTLIST(x)   ((nsIDOMEventListener*)          &(x)->lpDOMEventListenerVtbl)
 306 #define NSWEAKREF(x)     ((nsIWeakReference*)             &(x)->lpWeakReferenceVtbl)
 307 #define NSSUPWEAKREF(x)  ((nsISupportsWeakReference*)     &(x)->lpSupportsWeakReferenceVtbl)
 308
 309 #define NSCHANNEL(x)     ((nsIChannel*)        &(x)->lpHttpChannelVtbl)
 310 #define NSHTTPCHANNEL(x) ((nsIHttpChannel*)    &(x)->lpHttpChannelVtbl)
 311 #define NSUPCHANNEL(x)   ((nsIUploadChannel*)  &(x)->lpUploadChannelVtbl)
 312
 313 #define HTTPNEG(x)       ((IHttpNegotiate2*)              &(x)->lpHttpNegotiate2Vtbl)
 314 #define STATUSCLB(x)     ((IBindStatusCallback*)          &(x)->lpBindStatusCallbackVtbl)
 315 #define BINDINFO(x)      ((IInternetBindInfo*)            &(x)->lpInternetBindInfoVtbl);
 316
 317 #define HTMLELEM(x)      ((IHTMLElement*)                 &(x)->lpHTMLElementVtbl)
 318 #define HTMLELEM2(x)     ((IHTMLElement2*)                &(x)->lpHTMLElement2Vtbl)
 319 #define HTMLDOMNODE(x)   ((IHTMLDOMNode*)                 &(x)->lpHTMLDOMNodeVtbl)
 320
 321 #define HTMLTEXTCONT(x)  ((IHTMLTextContainer*)           &(x)->lpHTMLTextContainerVtbl)
 322
 323 #define HTMLOPTFACTORY(x)  ((IHTMLOptionElementFactory*)  &(x)->lpHTMLOptionElementFactoryVtbl)
 324
 325 #define DEFINE_THIS2(cls,ifc,iface) ((cls*)((BYTE*)(iface)-offsetof(cls,ifc)))
 326 #define DEFINE_THIS(cls,ifc,iface) DEFINE_THIS2(cls,lp ## ifc ## Vtbl,iface)
 327
 328 HRESULT HTMLDocument_Create(IUnknown*,REFIID,void**);
 329 HRESULT HTMLLoadOptions_Create(IUnknown*,REFIID,void**);
 330
 331 HTMLWindow *HTMLWindow_Create(HTMLDocument*);
 332 HTMLWindow *nswindow_to_window(const nsIDOMWindow*);
 333 HTMLOptionElementFactory *HTMLOptionElementFactory_Create(HTMLDocument*);
 334 void setup_nswindow(HTMLWindow*);
 335
 336 void HTMLDocument_HTMLDocument3_Init(HTMLDocument*);
 337 void HTMLDocument_HTMLDocument5_Init(HTMLDocument*);
 338 void HTMLDocument_Persist_Init(HTMLDocument*);
 339 void HTMLDocument_OleCmd_Init(HTMLDocument*);
 340 void HTMLDocument_OleObj_Init(HTMLDocument*);
 341 void HTMLDocument_View_Init(HTMLDocument*);
 342 void HTMLDocument_Window_Init(HTMLDocument*);
 343 void HTMLDocument_Service_Init(HTMLDocument*);
 344 void HTMLDocument_Hlink_Init(HTMLDocument*);
 345
 346 void ConnectionPoint_Init(ConnectionPoint*,ConnectionPointContainer*,REFIID);
 347 void ConnectionPointContainer_Init(ConnectionPointContainer*,IUnknown*);
 348 void ConnectionPointContainer_Destroy(ConnectionPointContainer*);
 349
 350 NSContainer *NSContainer_Create(HTMLDocument*,NSContainer*);
 351 void NSContainer_Release(NSContainer*);
 352
 353 void HTMLDocument_LockContainer(HTMLDocument*,BOOL);
 354 void show_context_menu(HTMLDocument*,DWORD,POINT*,IDispatch*);
 355 void notif_focus(HTMLDocument*);
 356
 357 void show_tooltip(HTMLDocument*,DWORD,DWORD,LPCWSTR);
 358 void hide_tooltip(HTMLDocument*);
 359 HRESULT get_client_disp_property(IOleClientSite*,DISPID,VARIANT*);
 360
 361 HRESULT ProtocolFactory_Create(REFCLSID,REFIID,void**);
 362
 363 BOOL load_gecko(BOOL);
 364 void close_gecko(void);
 365 void register_nsservice(nsIComponentRegistrar*,nsIServiceManager*);
 366 void init_nsio(nsIComponentManager*,nsIComponentRegistrar*);
 367 BOOL install_wine_gecko(BOOL);
 368
 369 void hlink_frame_navigate(HTMLDocument*,IHlinkFrame*,LPCWSTR,nsIInputStream*,DWORD);
 370
 371 void call_property_onchanged(ConnectionPoint*,DISPID);
 372 HRESULT call_set_active_object(IOleInPlaceUIWindow*,IOleInPlaceActiveObject*);
 373
 374 void *nsalloc(size_t);
 375 void nsfree(void*);
 376
 377 void nsACString_Init(nsACString*,const char*);
 378 void nsACString_SetData(nsACString*,const char*);
 379 PRUint32 nsACString_GetData(const nsACString*,const char**);
 380 void nsACString_Finish(nsACString*);
 381
 382 void nsAString_Init(nsAString*,const PRUnichar*);
 383 void nsAString_SetData(nsAString*,const PRUnichar*);
 384 PRUint32 nsAString_GetData(const nsAString*,const PRUnichar**);
 385 void nsAString_Finish(nsAString*);
 386
 387 nsIInputStream *create_nsstream(const char*,PRInt32);
 388 nsICommandParams *create_nscommand_params(void);
 389 nsIMutableArray *create_nsarray(void);
 390 nsIWritableVariant *create_nsvariant(void);
 391 void nsnode_to_nsstring(nsIDOMNode*,nsAString*);
 392 void get_editor_controller(NSContainer*);
 393 void init_nsevents(NSContainer*);
 394 nsresult get_nsinterface(nsISupports*,REFIID,void**);
 395
 396 void set_document_bscallback(HTMLDocument*,nsChannelBSC*);
 397 void set_current_mon(HTMLDocument*,IMoniker*);
 398 HRESULT start_binding(HTMLDocument*,BSCallback*,IBindCtx*);
 399
 400 HRESULT bind_mon_to_buffer(HTMLDocument*,IMoniker*,void**);
 401
 402 nsChannelBSC *create_channelbsc(IMoniker*);
 403 HRESULT channelbsc_load_stream(nsChannelBSC*,IStream*);
 404 void channelbsc_set_channel(nsChannelBSC*,nsChannel*,nsIStreamListener*,nsISupports*);
 405 IMoniker *get_channelbsc_mon(nsChannelBSC*);
 406
 407 IHTMLSelectionObject *HTMLSelectionObject_Create(HTMLDocument*,nsISelection*);
 408 IHTMLTxtRange *HTMLTxtRange_Create(HTMLDocument*,nsIDOMRange*);
 409 IHTMLStyle *HTMLStyle_Create(nsIDOMCSSStyleDeclaration*);
 410 IHTMLStyleSheet *HTMLStyleSheet_Create(nsIDOMStyleSheet*);
 411 IHTMLStyleSheetsCollection *HTMLStyleSheetsCollection_Create(nsIDOMStyleSheetList*);
 412
 413 void detach_selection(HTMLDocument*);
 414 void detach_ranges(HTMLDocument*);
 415
 416 HTMLElement *HTMLElement_Create(nsIDOMNode*);
 417 HTMLElement *HTMLAnchorElement_Create(nsIDOMHTMLElement*);
 418 HTMLElement *HTMLBodyElement_Create(nsIDOMHTMLElement*);
 419 HTMLElement *HTMLInputElement_Create(nsIDOMHTMLElement*);
 420 HTMLElement *HTMLOptionElement_Create(nsIDOMHTMLElement*);
 421 HTMLElement *HTMLScriptElement_Create(nsIDOMHTMLElement*);
 422 HTMLElement *HTMLSelectElement_Create(nsIDOMHTMLElement*);
 423 HTMLElement *HTMLTable_Create(nsIDOMHTMLElement*);
 424 HTMLElement *HTMLTextAreaElement_Create(nsIDOMHTMLElement*);
 425
 426 void HTMLElement_Init(HTMLElement*);
 427 void HTMLElement2_Init(HTMLElement*);
 428 void HTMLTextContainer_Init(HTMLTextContainer*);
 429
 430 HRESULT HTMLDOMNode_QI(HTMLDOMNode*,REFIID,void**);
 431 void HTMLDOMNode_destructor(HTMLDOMNode*);
 432
 433 HRESULT HTMLElement_QI(HTMLDOMNode*,REFIID,void**);
 434 void HTMLElement_destructor(HTMLDOMNode*);
 435
 436 HTMLDOMNode *get_node(HTMLDocument*,nsIDOMNode*);
 437 void release_nodes(HTMLDocument*);
 438
 439 IHTMLElementCollection *create_all_collection(HTMLDOMNode*);
 440
 441 /* commands */
 442 typedef struct {
 443     DWORD id;
 444     HRESULT (*query)(HTMLDocument*,OLECMD*);
 445     HRESULT (*exec)(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 446 } cmdtable_t;
 447
 448 extern const cmdtable_t editmode_cmds[];
 449
 450 void do_ns_command(NSContainer*,const char*,nsICommandParams*);
 451
 452 /* timer */
 453 #define UPDATE_UI       0x0001
 454 #define UPDATE_TITLE    0x0002
 455
 456 void update_doc(HTMLDocument *This, DWORD flags);
 457 void update_title(HTMLDocument*);
 458
 459 /* editor */
 460 void init_editor(HTMLDocument*);
 461 void set_ns_editmode(NSContainer*);
 462 void handle_edit_event(HTMLDocument*,nsIDOMEvent*);
 463 HRESULT editor_exec_copy(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 464 HRESULT editor_exec_cut(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 465 HRESULT editor_exec_paste(HTMLDocument*,DWORD,VARIANT*,VARIANT*);
 466 void handle_edit_load(HTMLDocument*);
 467 HRESULT editor_is_dirty(HTMLDocument*);
 468 void set_dirty(HTMLDocument*,VARIANT_BOOL);
 469
 470 extern DWORD mshtml_tls;
 471
 472 typedef struct task_t {
 473     HTMLDocument *doc;
 474
 475     enum {
 476         TASK_SETDOWNLOADSTATE,
 477         TASK_PARSECOMPLETE,
 478         TASK_SETPROGRESS,
 479         TASK_START_BINDING
 480     } task_id;
 481
 482     nsChannelBSC *bscallback;
 483
 484     struct task_t *next;
 485 } task_t;
 486
 487 typedef struct {
 488     HWND thread_hwnd;
 489     task_t *task_queue_head;
 490     task_t *task_queue_tail;
 491 } thread_data_t;
 492
 493 thread_data_t *get_thread_data(BOOL);
 494 HWND get_thread_hwnd(void);
 495 void push_task(task_t*);
 496 void remove_doc_tasks(const HTMLDocument*);
 497
 498 /* typelibs */
 499 enum tid_t {
 500     IHTMLWindow2_tid,
 501     LAST_tid
 502 };
 503
 504 HRESULT get_typeinfo(enum tid_t, ITypeInfo**);
 505
 506 DEFINE_GUID(CLSID_AboutProtocol, 0x3050F406, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 507 DEFINE_GUID(CLSID_JSProtocol, 0x3050F3B2, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 508 DEFINE_GUID(CLSID_MailtoProtocol, 0x3050F3DA, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 509 DEFINE_GUID(CLSID_ResProtocol, 0x3050F3BC, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
 510 DEFINE_GUID(CLSID_SysimageProtocol, 0x76E67A63, 0x06E9, 0x11D2, 0xA8,0x40, 0x00,0x60,0x08,0x05,0x93,0x82);
 511
 512 DEFINE_GUID(CLSID_CMarkup,0x3050f4fb,0x98b5,0x11cf,0xbb,0x82,0x00,0xaa,0x00,0xbd,0xce,0x0b);
 513
 514 extern LONG module_ref;
 515 #define LOCK_MODULE()   InterlockedIncrement(&module_ref)
 516 #define UNLOCK_MODULE() InterlockedDecrement(&module_ref)
 517
 518 /* memory allocation functions */
 519
 520 static inline void *heap_alloc(size_t len)
 521 {
 522     return HeapAlloc(GetProcessHeap(), 0, len);
 523 }
 524
 525 static inline void *heap_alloc_zero(size_t len)
 526 {
 527     return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
 528 }
 529
 530 static inline void *heap_realloc(void *mem, size_t len)
 531 {
 532     return HeapReAlloc(GetProcessHeap(), 0, mem, len);
 533 }
 534
 535 static inline BOOL heap_free(void *mem)
 536 {
 537     return HeapFree(GetProcessHeap(), 0, mem);
 538 }
 539
 540 static inline LPWSTR heap_strdupW(LPCWSTR str)
 541 {
 542     LPWSTR ret = NULL;
 543
 544     if(str) {
 545         DWORD size;
 546
 547         size = (strlenW(str)+1)*sizeof(WCHAR);
 548         ret = heap_alloc(size);
 549         memcpy(ret, str, size);
 550     }
 551
 552     return ret;
 553 }
 554
 555 static inline WCHAR *heap_strdupAtoW(const char *str)
 556 {
 557     LPWSTR ret = NULL;
 558
 559     if(str) {
 560         DWORD len;
 561
 562         len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
 563         ret = heap_alloc(len*sizeof(WCHAR));
 564         MultiByteToWideChar(CP_ACP, 0, str, -1, ret, -1);
 565     }
 566
 567     return ret;
 568 }
 569
 570 HINSTANCE get_shdoclc(void);
 571
 572 extern HINSTANCE hInst;