dlls/mshtml/persist.c

   1 /*
   2  * Copyright 2005 Jacek Caban
   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 "config.h"
  20
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23
  24 #define COBJMACROS
  25 #define NONAMELESSUNION
  26 #define NONAMELESSSTRUCT
  27
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "winuser.h"
  31 #include "ole2.h"
  32 #include "shlguid.h"
  33 #include "idispids.h"
  34
  35 #include "wine/debug.h"
  36 #include "wine/unicode.h"
  37
  38 #include "mshtml_private.h"
  39 #include "htmlevent.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  42
  43 typedef struct {
  44     task_t header;
  45     HTMLDocumentObj *doc;
  46     BOOL set_download;
  47 } download_proc_task_t;
  48
  49 static BOOL use_gecko_script(LPCWSTR url)
  50 {
  51     static const WCHAR fileW[] = {'f','i','l','e',':'};
  52     static const WCHAR aboutW[] = {'a','b','o','u','t',':'};
  53     static const WCHAR resW[] = {'r','e','s',':'};
  54
  55     return strncmpiW(fileW, url, sizeof(fileW)/sizeof(WCHAR))
  56         && strncmpiW(aboutW, url, sizeof(aboutW)/sizeof(WCHAR))
  57         && strncmpiW(resW, url, sizeof(resW)/sizeof(WCHAR));
  58 }
  59
  60 void set_current_mon(HTMLWindow *This, IMoniker *mon)
  61 {
  62     HRESULT hres;
  63
  64     if(This->mon) {
  65         IMoniker_Release(This->mon);
  66         This->mon = NULL;
  67     }
  68
  69     if(This->url) {
  70         CoTaskMemFree(This->url);
  71         This->url = NULL;
  72     }
  73
  74     if(!mon)
  75         return;
  76
  77     IMoniker_AddRef(mon);
  78     This->mon = mon;
  79
  80     hres = IMoniker_GetDisplayName(mon, NULL, NULL, &This->url);
  81     if(FAILED(hres))
  82         WARN("GetDisplayName failed: %08x\n", hres);
  83
  84     set_script_mode(This, use_gecko_script(This->url) ? SCRIPTMODE_GECKO : SCRIPTMODE_ACTIVESCRIPT);
  85 }
  86
  87 static void set_progress_proc(task_t *_task)
  88 {
  89     docobj_task_t *task = (docobj_task_t*)_task;
  90     IOleCommandTarget *olecmd = NULL;
  91     HTMLDocumentObj *doc = task->doc;
  92     HRESULT hres;
  93
  94     TRACE("(%p)\n", doc);
  95
  96     if(doc->client)
  97         IOleClientSite_QueryInterface(doc->client, &IID_IOleCommandTarget, (void**)&olecmd);
  98
  99     if(olecmd) {
 100         VARIANT progress_max, progress;
 101
 102         V_VT(&progress_max) = VT_I4;
 103         V_I4(&progress_max) = 0; /* FIXME */
 104         IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_SETPROGRESSMAX, OLECMDEXECOPT_DONTPROMPTUSER,
 105                                &progress_max, NULL);
 106
 107         V_VT(&progress) = VT_I4;
 108         V_I4(&progress) = 0; /* FIXME */
 109         IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_SETPROGRESSPOS, OLECMDEXECOPT_DONTPROMPTUSER,
 110                                &progress, NULL);
 111     }
 112
 113     if(doc->usermode == EDITMODE && doc->hostui) {
 114         DOCHOSTUIINFO hostinfo;
 115
 116         memset(&hostinfo, 0, sizeof(DOCHOSTUIINFO));
 117         hostinfo.cbSize = sizeof(DOCHOSTUIINFO);
 118         hres = IDocHostUIHandler_GetHostInfo(doc->hostui, &hostinfo);
 119         if(SUCCEEDED(hres))
 120             /* FIXME: use hostinfo */
 121             TRACE("hostinfo = {%u %08x %08x %s %s}\n",
 122                     hostinfo.cbSize, hostinfo.dwFlags, hostinfo.dwDoubleClick,
 123                     debugstr_w(hostinfo.pchHostCss), debugstr_w(hostinfo.pchHostNS));
 124     }
 125 }
 126
 127 static void set_downloading_proc(task_t *_task)
 128 {
 129     download_proc_task_t *task = (download_proc_task_t*)_task;
 130     HTMLDocumentObj *doc = task->doc;
 131     IOleCommandTarget *olecmd;
 132     HRESULT hres;
 133
 134     TRACE("(%p)\n", doc);
 135
 136     if(doc->frame)
 137         IOleInPlaceFrame_SetStatusText(doc->frame, NULL /* FIXME */);
 138
 139     if(!doc->client)
 140         return;
 141
 142     if(task->set_download) {
 143         hres = IOleClientSite_QueryInterface(doc->client, &IID_IOleCommandTarget, (void**)&olecmd);
 144         if(SUCCEEDED(hres)) {
 145             VARIANT var;
 146
 147             V_VT(&var) = VT_I4;
 148             V_I4(&var) = 1;
 149
 150             IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_SETDOWNLOADSTATE,
 151                     OLECMDEXECOPT_DONTPROMPTUSER, &var, NULL);
 152             IOleCommandTarget_Release(olecmd);
 153         }
 154
 155         doc->download_state = 1;
 156     }
 157
 158     if(doc->hostui) {
 159         IDropTarget *drop_target = NULL;
 160
 161         hres = IDocHostUIHandler_GetDropTarget(doc->hostui, NULL /* FIXME */, &drop_target);
 162         if(drop_target) {
 163             FIXME("Use IDropTarget\n");
 164             IDropTarget_Release(drop_target);
 165         }
 166     }
 167 }
 168
 169 static HRESULT set_moniker(HTMLDocument *This, IMoniker *mon, IBindCtx *pibc, BOOL set_download)
 170 {
 171     nsChannelBSC *bscallback;
 172     LPOLESTR url = NULL;
 173     docobj_task_t *task;
 174     download_proc_task_t *download_task;
 175     nsWineURI *nsuri;
 176     HRESULT hres;
 177
 178     if(pibc) {
 179         IUnknown *unk = NULL;
 180
 181         /* FIXME:
 182          * Use params:
 183          * "__PrecreatedObject"
 184          * "BIND_CONTEXT_PARAM"
 185          * "__HTMLLOADOPTIONS"
 186          * "__DWNBINDINFO"
 187          * "URL Context"
 188          * "CBinding Context"
 189          * "_ITransData_Object_"
 190          * "_EnumFORMATETC_"
 191          */
 192
 193         IBindCtx_GetObjectParam(pibc, (LPOLESTR)SZ_HTML_CLIENTSITE_OBJECTPARAM, &unk);
 194         if(unk) {
 195             IOleClientSite *client = NULL;
 196
 197             hres = IUnknown_QueryInterface(unk, &IID_IOleClientSite, (void**)&client);
 198             if(SUCCEEDED(hres)) {
 199                 TRACE("Got client site %p\n", client);
 200                 IOleObject_SetClientSite(OLEOBJ(This), client);
 201                 IOleClientSite_Release(client);
 202             }
 203
 204             IUnknown_Release(unk);
 205         }
 206     }
 207
 208     set_ready_state(This->window, READYSTATE_LOADING);
 209     update_doc(This, UPDATE_TITLE);
 210
 211     HTMLDocument_LockContainer(This->doc_obj, TRUE);
 212
 213     hres = IMoniker_GetDisplayName(mon, pibc, NULL, &url);
 214     if(FAILED(hres)) {
 215         WARN("GetDiaplayName failed: %08x\n", hres);
 216         return hres;
 217     }
 218
 219     TRACE("got url: %s\n", debugstr_w(url));
 220
 221     set_current_mon(This->window, mon);
 222
 223     if(This->doc_obj->client) {
 224         VARIANT silent, offline;
 225         IOleCommandTarget *cmdtrg = NULL;
 226
 227         hres = get_client_disp_property(This->doc_obj->client, DISPID_AMBIENT_SILENT, &silent);
 228         if(SUCCEEDED(hres)) {
 229             if(V_VT(&silent) != VT_BOOL)
 230                 WARN("V_VT(silent) = %d\n", V_VT(&silent));
 231             else if(V_BOOL(&silent))
 232                 FIXME("silent == true\n");
 233         }
 234
 235         hres = get_client_disp_property(This->doc_obj->client,
 236                 DISPID_AMBIENT_OFFLINEIFNOTCONNECTED, &offline);
 237         if(SUCCEEDED(hres)) {
 238             if(V_VT(&silent) != VT_BOOL)
 239                 WARN("V_VT(offline) = %d\n", V_VT(&silent));
 240             else if(V_BOOL(&silent))
 241                 FIXME("offline == true\n");
 242         }
 243
 244         hres = IOleClientSite_QueryInterface(This->doc_obj->client, &IID_IOleCommandTarget,
 245                 (void**)&cmdtrg);
 246         if(SUCCEEDED(hres)) {
 247             VARIANT var;
 248
 249             V_VT(&var) = VT_I4;
 250             V_I4(&var) = 0;
 251             IOleCommandTarget_Exec(cmdtrg, &CGID_ShellDocView, 37, 0, &var, NULL);
 252
 253             IOleCommandTarget_Release(cmdtrg);
 254         }
 255     }
 256
 257     hres = create_doc_uri(This->window, url, &nsuri);
 258     CoTaskMemFree(url);
 259     if(FAILED(hres))
 260         return hres;
 261
 262     bscallback = create_channelbsc(mon);
 263
 264     hres = load_nsuri(This->window, nsuri, bscallback, LOAD_INITIAL_DOCUMENT_URI);
 265     nsISupports_Release((nsISupports*)nsuri); /* FIXME */
 266     if(SUCCEEDED(hres))
 267         set_window_bscallback(This->window, bscallback);
 268     IUnknown_Release((IUnknown*)bscallback);
 269     if(FAILED(hres))
 270         return hres;
 271
 272     if(This->doc_obj->frame) {
 273         task = heap_alloc(sizeof(docobj_task_t));
 274         task->doc = This->doc_obj;
 275         push_task(&task->header, set_progress_proc, This->doc_obj->basedoc.task_magic);
 276     }
 277
 278     download_task = heap_alloc(sizeof(download_proc_task_t));
 279     download_task->doc = This->doc_obj;
 280     download_task->set_download = set_download;
 281     push_task(&download_task->header, set_downloading_proc, This->doc_obj->basedoc.task_magic);
 282
 283     return S_OK;
 284 }
 285
 286 void set_ready_state(HTMLWindow *window, READYSTATE readystate)
 287 {
 288     window->readystate = readystate;
 289     if(window->doc_obj && window->doc_obj->basedoc.window == window)
 290         call_property_onchanged(&window->doc_obj->basedoc.cp_propnotif, DISPID_READYSTATE);
 291     if(window->frame_element)
 292         fire_event(window->frame_element->element.node.doc, EVENTID_READYSTATECHANGE,
 293                    window->frame_element->element.node.nsnode, NULL);
 294 }
 295
 296 static HRESULT get_doc_string(HTMLDocumentNode *This, char **str)
 297 {
 298     nsIDOMNode *nsnode;
 299     LPCWSTR strw;
 300     nsAString nsstr;
 301     nsresult nsres;
 302
 303     if(!This->nsdoc) {
 304         WARN("NULL nsdoc\n");
 305         return E_UNEXPECTED;
 306     }
 307
 308     nsres = nsIDOMHTMLDocument_QueryInterface(This->nsdoc, &IID_nsIDOMNode, (void**)&nsnode);
 309     if(NS_FAILED(nsres)) {
 310         ERR("Could not get nsIDOMNode failed: %08x\n", nsres);
 311         return E_FAIL;
 312     }
 313
 314     nsAString_Init(&nsstr, NULL);
 315     nsnode_to_nsstring(nsnode, &nsstr);
 316     nsIDOMNode_Release(nsnode);
 317
 318     nsAString_GetData(&nsstr, &strw);
 319     TRACE("%s\n", debugstr_w(strw));
 320
 321     *str = heap_strdupWtoA(strw);
 322
 323     nsAString_Finish(&nsstr);
 324
 325     return S_OK;
 326 }
 327
 328
 329 /**********************************************************
 330  * IPersistMoniker implementation
 331  */
 332
 333 #define PERSISTMON_THIS(iface) DEFINE_THIS(HTMLDocument, PersistMoniker, iface)
 334
 335 static HRESULT WINAPI PersistMoniker_QueryInterface(IPersistMoniker *iface, REFIID riid,
 336                                                             void **ppvObject)
 337 {
 338     HTMLDocument *This = PERSISTMON_THIS(iface);
 339     return IHTMLDocument2_QueryInterface(HTMLDOC(This), riid, ppvObject);
 340 }
 341
 342 static ULONG WINAPI PersistMoniker_AddRef(IPersistMoniker *iface)
 343 {
 344     HTMLDocument *This = PERSISTMON_THIS(iface);
 345     return IHTMLDocument2_AddRef(HTMLDOC(This));
 346 }
 347
 348 static ULONG WINAPI PersistMoniker_Release(IPersistMoniker *iface)
 349 {
 350     HTMLDocument *This = PERSISTMON_THIS(iface);
 351     return IHTMLDocument2_Release(HTMLDOC(This));
 352 }
 353
 354 static HRESULT WINAPI PersistMoniker_GetClassID(IPersistMoniker *iface, CLSID *pClassID)
 355 {
 356     HTMLDocument *This = PERSISTMON_THIS(iface);
 357     return IPersist_GetClassID(PERSIST(This), pClassID);
 358 }
 359
 360 static HRESULT WINAPI PersistMoniker_IsDirty(IPersistMoniker *iface)
 361 {
 362     HTMLDocument *This = PERSISTMON_THIS(iface);
 363
 364     TRACE("(%p)\n", This);
 365
 366     return IPersistStreamInit_IsDirty(PERSTRINIT(This));
 367 }
 368
 369 static HRESULT WINAPI PersistMoniker_Load(IPersistMoniker *iface, BOOL fFullyAvailable,
 370         IMoniker *pimkName, LPBC pibc, DWORD grfMode)
 371 {
 372     HTMLDocument *This = PERSISTMON_THIS(iface);
 373     HRESULT hres;
 374
 375     TRACE("(%p)->(%x %p %p %08x)\n", This, fFullyAvailable, pimkName, pibc, grfMode);
 376
 377     hres = set_moniker(This, pimkName, pibc, TRUE);
 378     if(FAILED(hres))
 379         return hres;
 380
 381     return start_binding(This->window, NULL, (BSCallback*)This->window->bscallback, pibc);
 382 }
 383
 384 static HRESULT WINAPI PersistMoniker_Save(IPersistMoniker *iface, IMoniker *pimkName,
 385         LPBC pbc, BOOL fRemember)
 386 {
 387     HTMLDocument *This = PERSISTMON_THIS(iface);
 388     FIXME("(%p)->(%p %p %x)\n", This, pimkName, pbc, fRemember);
 389     return E_NOTIMPL;
 390 }
 391
 392 static HRESULT WINAPI PersistMoniker_SaveCompleted(IPersistMoniker *iface, IMoniker *pimkName, LPBC pibc)
 393 {
 394     HTMLDocument *This = PERSISTMON_THIS(iface);
 395     FIXME("(%p)->(%p %p)\n", This, pimkName, pibc);
 396     return E_NOTIMPL;
 397 }
 398
 399 static HRESULT WINAPI PersistMoniker_GetCurMoniker(IPersistMoniker *iface, IMoniker **ppimkName)
 400 {
 401     HTMLDocument *This = PERSISTMON_THIS(iface);
 402
 403     TRACE("(%p)->(%p)\n", This, ppimkName);
 404
 405     if(!This->window || !This->window->mon)
 406         return E_UNEXPECTED;
 407
 408     IMoniker_AddRef(This->window->mon);
 409     *ppimkName = This->window->mon;
 410     return S_OK;
 411 }
 412
 413 static const IPersistMonikerVtbl PersistMonikerVtbl = {
 414     PersistMoniker_QueryInterface,
 415     PersistMoniker_AddRef,
 416     PersistMoniker_Release,
 417     PersistMoniker_GetClassID,
 418     PersistMoniker_IsDirty,
 419     PersistMoniker_Load,
 420     PersistMoniker_Save,
 421     PersistMoniker_SaveCompleted,
 422     PersistMoniker_GetCurMoniker
 423 };
 424
 425 /**********************************************************
 426  * IMonikerProp implementation
 427  */
 428
 429 #define MONPROP_THIS(iface) DEFINE_THIS(HTMLDocument, MonikerProp, iface)
 430
 431 static HRESULT WINAPI MonikerProp_QueryInterface(IMonikerProp *iface, REFIID riid, void **ppvObject)
 432 {
 433     HTMLDocument *This = MONPROP_THIS(iface);
 434     return IHTMLDocument2_QueryInterface(HTMLDOC(This), riid, ppvObject);
 435 }
 436
 437 static ULONG WINAPI MonikerProp_AddRef(IMonikerProp *iface)
 438 {
 439     HTMLDocument *This = MONPROP_THIS(iface);
 440     return IHTMLDocument2_AddRef(HTMLDOC(This));
 441 }
 442
 443 static ULONG WINAPI MonikerProp_Release(IMonikerProp *iface)
 444 {
 445     HTMLDocument *This = MONPROP_THIS(iface);
 446     return IHTMLDocument_Release(HTMLDOC(This));
 447 }
 448
 449 static HRESULT WINAPI MonikerProp_PutProperty(IMonikerProp *iface, MONIKERPROPERTY mkp, LPCWSTR val)
 450 {
 451     HTMLDocument *This = MONPROP_THIS(iface);
 452
 453     TRACE("(%p)->(%d %s)\n", This, mkp, debugstr_w(val));
 454
 455     switch(mkp) {
 456     case MIMETYPEPROP:
 457         heap_free(This->doc_obj->mime);
 458         This->doc_obj->mime = heap_strdupW(val);
 459         break;
 460
 461     case CLASSIDPROP:
 462         break;
 463
 464     default:
 465         FIXME("mkp %d\n", mkp);
 466         return E_NOTIMPL;
 467     }
 468
 469     return S_OK;
 470 }
 471
 472 static const IMonikerPropVtbl MonikerPropVtbl = {
 473     MonikerProp_QueryInterface,
 474     MonikerProp_AddRef,
 475     MonikerProp_Release,
 476     MonikerProp_PutProperty
 477 };
 478
 479 /**********************************************************
 480  * IPersistFile implementation
 481  */
 482
 483 #define PERSISTFILE_THIS(iface) DEFINE_THIS(HTMLDocument, PersistFile, iface)
 484
 485 static HRESULT WINAPI PersistFile_QueryInterface(IPersistFile *iface, REFIID riid, void **ppvObject)
 486 {
 487     HTMLDocument *This = PERSISTFILE_THIS(iface);
 488     return IHTMLDocument2_QueryInterface(HTMLDOC(This), riid, ppvObject);
 489 }
 490
 491 static ULONG WINAPI PersistFile_AddRef(IPersistFile *iface)
 492 {
 493     HTMLDocument *This = PERSISTFILE_THIS(iface);
 494     return IHTMLDocument2_AddRef(HTMLDOC(This));
 495 }
 496
 497 static ULONG WINAPI PersistFile_Release(IPersistFile *iface)
 498 {
 499     HTMLDocument *This = PERSISTFILE_THIS(iface);
 500     return IHTMLDocument2_Release(HTMLDOC(This));
 501 }
 502
 503 static HRESULT WINAPI PersistFile_GetClassID(IPersistFile *iface, CLSID *pClassID)
 504 {
 505     HTMLDocument *This = PERSISTFILE_THIS(iface);
 506
 507     TRACE("(%p)->(%p)\n", This, pClassID);
 508
 509     if(!pClassID)
 510         return E_INVALIDARG;
 511
 512     *pClassID = CLSID_HTMLDocument;
 513     return S_OK;
 514 }
 515
 516 static HRESULT WINAPI PersistFile_IsDirty(IPersistFile *iface)
 517 {
 518     HTMLDocument *This = PERSISTFILE_THIS(iface);
 519
 520     TRACE("(%p)\n", This);
 521
 522     return IPersistStreamInit_IsDirty(PERSTRINIT(This));
 523 }
 524
 525 static HRESULT WINAPI PersistFile_Load(IPersistFile *iface, LPCOLESTR pszFileName, DWORD dwMode)
 526 {
 527     HTMLDocument *This = PERSISTFILE_THIS(iface);
 528     FIXME("(%p)->(%s %08x)\n", This, debugstr_w(pszFileName), dwMode);
 529     return E_NOTIMPL;
 530 }
 531
 532 static HRESULT WINAPI PersistFile_Save(IPersistFile *iface, LPCOLESTR pszFileName, BOOL fRemember)
 533 {
 534     HTMLDocument *This = PERSISTFILE_THIS(iface);
 535     char *str;
 536     DWORD written=0;
 537     HANDLE file;
 538     HRESULT hres;
 539
 540     TRACE("(%p)->(%s %x)\n", This, debugstr_w(pszFileName), fRemember);
 541
 542     file = CreateFileW(pszFileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
 543                        FILE_ATTRIBUTE_NORMAL, NULL);
 544     if(file == INVALID_HANDLE_VALUE) {
 545         WARN("Could not create file: %u\n", GetLastError());
 546         return E_FAIL;
 547     }
 548
 549     hres = get_doc_string(This->doc_node, &str);
 550     if(SUCCEEDED(hres))
 551         WriteFile(file, str, strlen(str), &written, NULL);
 552
 553     CloseHandle(file);
 554     return hres;
 555 }
 556
 557 static HRESULT WINAPI PersistFile_SaveCompleted(IPersistFile *iface, LPCOLESTR pszFileName)
 558 {
 559     HTMLDocument *This = PERSISTFILE_THIS(iface);
 560     FIXME("(%p)->(%s)\n", This, debugstr_w(pszFileName));
 561     return E_NOTIMPL;
 562 }
 563
 564 static HRESULT WINAPI PersistFile_GetCurFile(IPersistFile *iface, LPOLESTR *pszFileName)
 565 {
 566     HTMLDocument *This = PERSISTFILE_THIS(iface);
 567     FIXME("(%p)->(%p)\n", This, pszFileName);
 568     return E_NOTIMPL;
 569 }
 570
 571 static const IPersistFileVtbl PersistFileVtbl = {
 572     PersistFile_QueryInterface,
 573     PersistFile_AddRef,
 574     PersistFile_Release,
 575     PersistFile_GetClassID,
 576     PersistFile_IsDirty,
 577     PersistFile_Load,
 578     PersistFile_Save,
 579     PersistFile_SaveCompleted,
 580     PersistFile_GetCurFile
 581 };
 582
 583 #define PERSTRINIT_THIS(iface) DEFINE_THIS(HTMLDocument, PersistStreamInit, iface)
 584
 585 static HRESULT WINAPI PersistStreamInit_QueryInterface(IPersistStreamInit *iface,
 586                                                        REFIID riid, void **ppv)
 587 {
 588     HTMLDocument *This = PERSTRINIT_THIS(iface);
 589     return IHTMLDocument2_QueryInterface(HTMLDOC(This), riid, ppv);
 590 }
 591
 592 static ULONG WINAPI PersistStreamInit_AddRef(IPersistStreamInit *iface)
 593 {
 594     HTMLDocument *This = PERSTRINIT_THIS(iface);
 595     return IHTMLDocument2_AddRef(HTMLDOC(This));
 596 }
 597
 598 static ULONG WINAPI PersistStreamInit_Release(IPersistStreamInit *iface)
 599 {
 600     HTMLDocument *This = PERSTRINIT_THIS(iface);
 601     return IHTMLDocument2_Release(HTMLDOC(This));
 602 }
 603
 604 static HRESULT WINAPI PersistStreamInit_GetClassID(IPersistStreamInit *iface, CLSID *pClassID)
 605 {
 606     HTMLDocument *This = PERSTRINIT_THIS(iface);
 607     return IPersist_GetClassID(PERSIST(This), pClassID);
 608 }
 609
 610 static HRESULT WINAPI PersistStreamInit_IsDirty(IPersistStreamInit *iface)
 611 {
 612     HTMLDocument *This = PERSTRINIT_THIS(iface);
 613
 614     TRACE("(%p)\n", This);
 615
 616     if(This->doc_obj->usermode == EDITMODE)
 617         return editor_is_dirty(This);
 618
 619     return S_FALSE;
 620 }
 621
 622 static HRESULT WINAPI PersistStreamInit_Load(IPersistStreamInit *iface, LPSTREAM pStm)
 623 {
 624     HTMLDocument *This = PERSTRINIT_THIS(iface);
 625     IMoniker *mon;
 626     HRESULT hres;
 627
 628     static const WCHAR about_blankW[] = {'a','b','o','u','t',':','b','l','a','n','k',0};
 629
 630     TRACE("(%p)->(%p)\n", This, pStm);
 631
 632     hres = CreateURLMoniker(NULL, about_blankW, &mon);
 633     if(FAILED(hres)) {
 634         WARN("CreateURLMoniker failed: %08x\n", hres);
 635         return hres;
 636     }
 637
 638     hres = set_moniker(This, mon, NULL, TRUE);
 639     IMoniker_Release(mon);
 640     if(FAILED(hres))
 641         return hres;
 642
 643     return channelbsc_load_stream(This->window->bscallback, pStm);
 644 }
 645
 646 static HRESULT WINAPI PersistStreamInit_Save(IPersistStreamInit *iface, LPSTREAM pStm,
 647                                              BOOL fClearDirty)
 648 {
 649     HTMLDocument *This = PERSTRINIT_THIS(iface);
 650     char *str;
 651     DWORD written=0;
 652     HRESULT hres;
 653
 654     TRACE("(%p)->(%p %x)\n", This, pStm, fClearDirty);
 655
 656     hres = get_doc_string(This->doc_node, &str);
 657     if(FAILED(hres))
 658         return hres;
 659
 660     hres = IStream_Write(pStm, str, strlen(str), &written);
 661     if(FAILED(hres))
 662         FIXME("Write failed: %08x\n", hres);
 663
 664     heap_free(str);
 665
 666     if(fClearDirty)
 667         set_dirty(This, VARIANT_FALSE);
 668
 669     return S_OK;
 670 }
 671
 672 static HRESULT WINAPI PersistStreamInit_GetSizeMax(IPersistStreamInit *iface,
 673                                                    ULARGE_INTEGER *pcbSize)
 674 {
 675     HTMLDocument *This = PERSTRINIT_THIS(iface);
 676     FIXME("(%p)->(%p)\n", This, pcbSize);
 677     return E_NOTIMPL;
 678 }
 679
 680 static HRESULT WINAPI PersistStreamInit_InitNew(IPersistStreamInit *iface)
 681 {
 682     HTMLDocument *This = PERSTRINIT_THIS(iface);
 683     IMoniker *mon;
 684     HGLOBAL body;
 685     LPSTREAM stream;
 686     HRESULT hres;
 687
 688     static const WCHAR about_blankW[] = {'a','b','o','u','t',':','b','l','a','n','k',0};
 689     static const WCHAR html_bodyW[] = {'<','H','T','M','L','>','<','/','H','T','M','L','>',0};
 690
 691     TRACE("(%p)\n", This);
 692
 693     body = GlobalAlloc(0, sizeof(html_bodyW));
 694     if(!body)
 695         return E_OUTOFMEMORY;
 696     memcpy(body, html_bodyW, sizeof(html_bodyW));
 697
 698     hres = CreateURLMoniker(NULL, about_blankW, &mon);
 699     if(FAILED(hres)) {
 700         WARN("CreateURLMoniker failed: %08x\n", hres);
 701         GlobalFree(body);
 702         return hres;
 703     }
 704
 705     hres = set_moniker(This, mon, NULL, FALSE);
 706     IMoniker_Release(mon);
 707     if(FAILED(hres)) {
 708         GlobalFree(body);
 709         return hres;
 710     }
 711
 712     hres = CreateStreamOnHGlobal(body, TRUE, &stream);
 713     if(FAILED(hres)) {
 714         GlobalFree(body);
 715         return hres;
 716     }
 717
 718     hres = channelbsc_load_stream(This->window->bscallback, stream);
 719
 720     IStream_Release(stream);
 721     return hres;
 722 }
 723
 724 #undef PERSTRINIT_THIS
 725
 726 static const IPersistStreamInitVtbl PersistStreamInitVtbl = {
 727     PersistStreamInit_QueryInterface,
 728     PersistStreamInit_AddRef,
 729     PersistStreamInit_Release,
 730     PersistStreamInit_GetClassID,
 731     PersistStreamInit_IsDirty,
 732     PersistStreamInit_Load,
 733     PersistStreamInit_Save,
 734     PersistStreamInit_GetSizeMax,
 735     PersistStreamInit_InitNew
 736 };
 737
 738 /**********************************************************
 739  * IPersistHistory implementation
 740  */
 741
 742 #define PERSISTHIST_THIS(iface) DEFINE_THIS(HTMLDocument, PersistHistory, iface)
 743
 744 static HRESULT WINAPI PersistHistory_QueryInterface(IPersistHistory *iface, REFIID riid, void **ppvObject)
 745 {
 746     HTMLDocument *This = PERSISTHIST_THIS(iface);
 747     return IHTMLDocument2_QueryInterface(HTMLDOC(This), riid, ppvObject);
 748 }
 749
 750 static ULONG WINAPI PersistHistory_AddRef(IPersistHistory *iface)
 751 {
 752     HTMLDocument *This = PERSISTHIST_THIS(iface);
 753     return IHTMLDocument2_AddRef(HTMLDOC(This));
 754 }
 755
 756 static ULONG WINAPI PersistHistory_Release(IPersistHistory *iface)
 757 {
 758     HTMLDocument *This = PERSISTHIST_THIS(iface);
 759     return IHTMLDocument2_Release(HTMLDOC(This));
 760 }
 761
 762 static HRESULT WINAPI PersistHistory_GetClassID(IPersistHistory *iface, CLSID *pClassID)
 763 {
 764     HTMLDocument *This = PERSISTHIST_THIS(iface);
 765     return IPersist_GetClassID(PERSIST(This), pClassID);
 766 }
 767
 768 static HRESULT WINAPI PersistHistory_LoadHistory(IPersistHistory *iface, IStream *pStream, IBindCtx *pbc)
 769 {
 770     HTMLDocument *This = PERSISTHIST_THIS(iface);
 771     FIXME("(%p)->(%p %p)\n", This, pStream, pbc);
 772     return E_NOTIMPL;
 773 }
 774
 775 static HRESULT WINAPI PersistHistory_SaveHistory(IPersistHistory *iface, IStream *pStream)
 776 {
 777     HTMLDocument *This = PERSISTHIST_THIS(iface);
 778     FIXME("(%p)->(%p)\n", This, pStream);
 779     return E_NOTIMPL;
 780 }
 781
 782 static HRESULT WINAPI PersistHistory_SetPositionCookie(IPersistHistory *iface, DWORD dwPositioncookie)
 783 {
 784     HTMLDocument *This = PERSISTHIST_THIS(iface);
 785     FIXME("(%p)->(%x)\n", This, dwPositioncookie);
 786     return E_NOTIMPL;
 787 }
 788
 789 static HRESULT WINAPI PersistHistory_GetPositionCookie(IPersistHistory *iface, DWORD *pdwPositioncookie)
 790 {
 791     HTMLDocument *This = PERSISTHIST_THIS(iface);
 792     FIXME("(%p)->(%p)\n", This, pdwPositioncookie);
 793     return E_NOTIMPL;
 794 }
 795
 796 #undef PERSISTHIST_THIS
 797
 798 static const IPersistHistoryVtbl PersistHistoryVtbl = {
 799     PersistHistory_QueryInterface,
 800     PersistHistory_AddRef,
 801     PersistHistory_Release,
 802     PersistHistory_GetClassID,
 803     PersistHistory_LoadHistory,
 804     PersistHistory_SaveHistory,
 805     PersistHistory_SetPositionCookie,
 806     PersistHistory_GetPositionCookie
 807 };
 808
 809 void HTMLDocument_Persist_Init(HTMLDocument *This)
 810 {
 811     This->lpPersistMonikerVtbl = &PersistMonikerVtbl;
 812     This->lpPersistFileVtbl = &PersistFileVtbl;
 813     This->lpMonikerPropVtbl = &MonikerPropVtbl;
 814     This->lpPersistStreamInitVtbl = &PersistStreamInitVtbl;
 815     This->lpPersistHistoryVtbl = &PersistHistoryVtbl;
 816 }