dlls/mshtml/nsembed.c

   1 /*
   2  * Copyright 2005-2007 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 "config.h"
  20
  21 #include <stdarg.h>
  22 #include <assert.h>
  23
  24 #define COBJMACROS
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winreg.h"
  30 #include "ole2.h"
  31 #include "shlobj.h"
  32 #include "shlwapi.h"
  33
  34 #include "wine/debug.h"
  35
  36 #include "mshtml_private.h"
  37 #include "htmlevent.h"
  38 #include "binding.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  41 WINE_DECLARE_DEBUG_CHANNEL(gecko);
  42
  43 #define NS_APPSTARTUPNOTIFIER_CONTRACTID "@mozilla.org/embedcomp/appstartup-notifier;1"
  44 #define NS_WEBBROWSER_CONTRACTID "@mozilla.org/embedding/browser/nsWebBrowser;1"
  45 #define NS_COMMANDPARAMS_CONTRACTID "@mozilla.org/embedcomp/command-params;1"
  46 #define NS_HTMLSERIALIZER_CONTRACTID "@mozilla.org/layout/contentserializer;1?mimetype=text/html"
  47 #define NS_EDITORCONTROLLER_CONTRACTID "@mozilla.org/editor/editorcontroller;1"
  48 #define NS_PREFERENCES_CONTRACTID "@mozilla.org/preferences;1"
  49 #define NS_VARIANT_CONTRACTID "@mozilla.org/variant;1"
  50 #define NS_CATEGORYMANAGER_CONTRACTID "@mozilla.org/categorymanager;1"
  51 #define NS_XMLHTTPREQUEST_CONTRACTID "@mozilla.org/xmlextras/xmlhttprequest;1"
  52
  53 #define PR_UINT32_MAX 0xffffffff
  54
  55 #define NS_STRING_CONTAINER_INIT_DEPEND  0x0002
  56 #define NS_CSTRING_CONTAINER_INIT_DEPEND 0x0002
  57
  58 typedef UINT32 PRUint32;
  59
  60 static nsresult (CDECL *NS_InitXPCOM2)(nsIServiceManager**,void*,void*);
  61 static nsresult (CDECL *NS_ShutdownXPCOM)(nsIServiceManager*);
  62 static nsresult (CDECL *NS_GetComponentRegistrar)(nsIComponentRegistrar**);
  63 static nsresult (CDECL *NS_StringContainerInit2)(nsStringContainer*,const PRUnichar*,PRUint32,PRUint32);
  64 static nsresult (CDECL *NS_CStringContainerInit2)(nsCStringContainer*,const char*,PRUint32,PRUint32);
  65 static nsresult (CDECL *NS_StringContainerFinish)(nsStringContainer*);
  66 static nsresult (CDECL *NS_CStringContainerFinish)(nsCStringContainer*);
  67 static nsresult (CDECL *NS_StringSetData)(nsAString*,const PRUnichar*,PRUint32);
  68 static nsresult (CDECL *NS_CStringSetData)(nsACString*,const char*,PRUint32);
  69 static nsresult (CDECL *NS_NewLocalFile)(const nsAString*,cpp_bool,nsIFile**);
  70 static PRUint32 (CDECL *NS_StringGetData)(const nsAString*,const PRUnichar **,cpp_bool*);
  71 static PRUint32 (CDECL *NS_CStringGetData)(const nsACString*,const char**,cpp_bool*);
  72 static void* (CDECL *NS_Alloc)(SIZE_T);
  73 static void (CDECL *NS_Free)(void*);
  74
  75 static HINSTANCE xul_handle = NULL;
  76
  77 static nsIServiceManager *pServMgr = NULL;
  78 static nsIComponentManager *pCompMgr = NULL;
  79 static nsICategoryManager *cat_mgr;
  80 static nsIFile *profile_directory, *plugin_directory;
  81
  82 static const WCHAR wszNsContainer[] = {'N','s','C','o','n','t','a','i','n','e','r',0};
  83
  84 static ATOM nscontainer_class;
  85 static WCHAR gecko_path[MAX_PATH];
  86 static unsigned gecko_path_len;
  87
  88 nsresult create_nsfile(const PRUnichar *path, nsIFile **ret)
  89 {
  90     nsAString str;
  91     nsresult nsres;
  92
  93     nsAString_InitDepend(&str, path);
  94     nsres = NS_NewLocalFile(&str, FALSE, ret);
  95     nsAString_Finish(&str);
  96
  97     if(NS_FAILED(nsres))
  98         WARN("NS_NewLocalFile failed: %08x\n", nsres);
  99     return nsres;
 100 }
 101
 102 typedef struct {
 103     nsISimpleEnumerator nsISimpleEnumerator_iface;
 104     LONG ref;
 105     nsISupports *value;
 106 } nsSingletonEnumerator;
 107
 108 static inline nsSingletonEnumerator *impl_from_nsISimpleEnumerator(nsISimpleEnumerator *iface)
 109 {
 110     return CONTAINING_RECORD(iface, nsSingletonEnumerator, nsISimpleEnumerator_iface);
 111 }
 112
 113 static nsresult NSAPI nsSingletonEnumerator_QueryInterface(nsISimpleEnumerator *iface, nsIIDRef riid, void **ppv)
 114 {
 115     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 116
 117     if(IsEqualGUID(&IID_nsISupports, riid)) {
 118         TRACE("(%p)->(IID_nsISupports %p)\n", This, ppv);
 119         *ppv = &This->nsISimpleEnumerator_iface;
 120     }else if(IsEqualGUID(&IID_nsISimpleEnumerator, riid)) {
 121         TRACE("(%p)->(IID_nsISimpleEnumerator %p)\n", This, ppv);
 122         *ppv = &This->nsISimpleEnumerator_iface;
 123     }else {
 124         TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
 125         *ppv = NULL;
 126         return NS_NOINTERFACE;
 127     }
 128
 129     nsISupports_AddRef((nsISupports*)*ppv);
 130     return NS_OK;
 131 }
 132
 133 static nsrefcnt NSAPI nsSingletonEnumerator_AddRef(nsISimpleEnumerator *iface)
 134 {
 135     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 136     nsrefcnt ref = InterlockedIncrement(&This->ref);
 137
 138     TRACE("(%p) ref=%d\n", This, ref);
 139
 140     return ref;
 141 }
 142
 143 static nsrefcnt NSAPI nsSingletonEnumerator_Release(nsISimpleEnumerator *iface)
 144 {
 145     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 146     nsrefcnt ref = InterlockedDecrement(&This->ref);
 147
 148     TRACE("(%p) ref=%d\n", This, ref);
 149
 150     if(!ref) {
 151         if(This->value)
 152             nsISupports_Release(This->value);
 153         heap_free(This);
 154     }
 155
 156     return ref;
 157 }
 158
 159 static nsresult NSAPI nsSingletonEnumerator_HasMoreElements(nsISimpleEnumerator *iface, cpp_bool *_retval)
 160 {
 161     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 162
 163     TRACE("(%p)->()\n", This);
 164
 165     *_retval = This->value != NULL;
 166     return NS_OK;
 167 }
 168
 169 static nsresult NSAPI nsSingletonEnumerator_GetNext(nsISimpleEnumerator *iface, nsISupports **_retval)
 170 {
 171     nsSingletonEnumerator *This = impl_from_nsISimpleEnumerator(iface);
 172
 173     TRACE("(%p)->()\n", This);
 174
 175     if(!This->value)
 176         return NS_ERROR_UNEXPECTED;
 177
 178     *_retval = This->value;
 179     This->value = NULL;
 180     return NS_OK;
 181 }
 182
 183 static const nsISimpleEnumeratorVtbl nsSingletonEnumeratorVtbl = {
 184     nsSingletonEnumerator_QueryInterface,
 185     nsSingletonEnumerator_AddRef,
 186     nsSingletonEnumerator_Release,
 187     nsSingletonEnumerator_HasMoreElements,
 188     nsSingletonEnumerator_GetNext
 189 };
 190
 191 static nsISimpleEnumerator *create_singleton_enumerator(nsISupports *value)
 192 {
 193     nsSingletonEnumerator *ret;
 194
 195     ret = heap_alloc(sizeof(*ret));
 196     if(!ret)
 197         return NULL;
 198
 199     ret->nsISimpleEnumerator_iface.lpVtbl = &nsSingletonEnumeratorVtbl;
 200     ret->ref = 1;
 201
 202     if(value)
 203         nsISupports_AddRef(value);
 204     ret->value = value;
 205     return &ret->nsISimpleEnumerator_iface;
 206 }
 207
 208 static nsresult NSAPI nsDirectoryServiceProvider2_QueryInterface(nsIDirectoryServiceProvider2 *iface,
 209         nsIIDRef riid, void **result)
 210 {
 211     if(IsEqualGUID(&IID_nsISupports, riid)) {
 212         TRACE("(IID_nsISupports %p)\n", result);
 213         *result = iface;
 214     }else if(IsEqualGUID(&IID_nsIDirectoryServiceProvider, riid)) {
 215         TRACE("(IID_nsIDirectoryServiceProvider %p)\n", result);
 216         *result = iface;
 217     }else if(IsEqualGUID(&IID_nsIDirectoryServiceProvider2, riid)) {
 218         TRACE("(IID_nsIDirectoryServiceProvider2 %p)\n", result);
 219         *result = iface;
 220     }else {
 221         WARN("(%s %p)\n", debugstr_guid(riid), result);
 222         *result = NULL;
 223         return NS_NOINTERFACE;
 224     }
 225
 226     nsISupports_AddRef((nsISupports*)*result);
 227     return NS_OK;
 228 }
 229
 230 static nsrefcnt NSAPI nsDirectoryServiceProvider2_AddRef(nsIDirectoryServiceProvider2 *iface)
 231 {
 232     return 2;
 233 }
 234
 235 static nsrefcnt NSAPI nsDirectoryServiceProvider2_Release(nsIDirectoryServiceProvider2 *iface)
 236 {
 237     return 1;
 238 }
 239
 240 static nsresult create_profile_directory(void)
 241 {
 242     static const WCHAR wine_geckoW[] = {'\\','w','i','n','e','_','g','e','c','k','o',0};
 243
 244     WCHAR path[MAX_PATH + sizeof(wine_geckoW)/sizeof(WCHAR)];
 245     cpp_bool exists;
 246     nsresult nsres;
 247     HRESULT hres;
 248
 249     hres = SHGetFolderPathW(NULL, CSIDL_APPDATA, NULL, SHGFP_TYPE_CURRENT, path);
 250     if(FAILED(hres)) {
 251         ERR("SHGetFolderPath failed: %08x\n", hres);
 252         return NS_ERROR_FAILURE;
 253     }
 254
 255     strcatW(path, wine_geckoW);
 256     nsres = create_nsfile(path, &profile_directory);
 257     if(NS_FAILED(nsres))
 258         return nsres;
 259
 260     nsres = nsIFile_Exists(profile_directory, &exists);
 261     if(NS_FAILED(nsres)) {
 262         ERR("Exists failed: %08x\n", nsres);
 263         return nsres;
 264     }
 265
 266     if(!exists) {
 267         nsres = nsIFile_Create(profile_directory, 1, 0700);
 268         if(NS_FAILED(nsres))
 269             ERR("Create failed: %08x\n", nsres);
 270     }
 271
 272     return nsres;
 273 }
 274
 275 static nsresult NSAPI nsDirectoryServiceProvider2_GetFile(nsIDirectoryServiceProvider2 *iface,
 276         const char *prop, cpp_bool *persistent, nsIFile **_retval)
 277 {
 278     TRACE("(%s %p %p)\n", debugstr_a(prop), persistent, _retval);
 279
 280     if(!strcmp(prop, "ProfD")) {
 281         if(!profile_directory) {
 282             nsresult nsres;
 283
 284             nsres = create_profile_directory();
 285             if(NS_FAILED(nsres))
 286                 return nsres;
 287         }
 288
 289         assert(profile_directory != NULL);
 290         return nsIFile_Clone(profile_directory, _retval);
 291     }
 292
 293     *_retval = NULL;
 294     return NS_ERROR_FAILURE;
 295 }
 296
 297 static nsresult NSAPI nsDirectoryServiceProvider2_GetFiles(nsIDirectoryServiceProvider2 *iface,
 298         const char *prop, nsISimpleEnumerator **_retval)
 299 {
 300     TRACE("(%s %p)\n", debugstr_a(prop), _retval);
 301
 302     if(!strcmp(prop, "APluginsDL")) {
 303         WCHAR plugin_path[MAX_PATH];
 304         nsIFile *file;
 305         int len;
 306         nsresult nsres;
 307
 308         if(!plugin_directory) {
 309             static const WCHAR gecko_pluginW[] = {'\\','g','e','c','k','o','\\','p','l','u','g','i','n',0};
 310
 311             len = GetSystemDirectoryW(plugin_path, (sizeof(plugin_path)-sizeof(gecko_pluginW))/sizeof(WCHAR)+1);
 312             if(!len)
 313                 return NS_ERROR_UNEXPECTED;
 314
 315             strcpyW(plugin_path+len, gecko_pluginW);
 316             nsres = create_nsfile(plugin_path, &plugin_directory);
 317             if(NS_FAILED(nsres)) {
 318                 *_retval = NULL;
 319                 return nsres;
 320             }
 321         }
 322
 323         nsres = nsIFile_Clone(plugin_directory, &file);
 324         if(NS_FAILED(nsres))
 325             return nsres;
 326
 327         *_retval = create_singleton_enumerator((nsISupports*)file);
 328         nsIFile_Release(file);
 329         if(!*_retval)
 330             return NS_ERROR_OUT_OF_MEMORY;
 331
 332         return NS_OK;
 333     }
 334
 335     *_retval = NULL;
 336     return NS_ERROR_FAILURE;
 337 }
 338
 339 static const nsIDirectoryServiceProvider2Vtbl nsDirectoryServiceProvider2Vtbl = {
 340     nsDirectoryServiceProvider2_QueryInterface,
 341     nsDirectoryServiceProvider2_AddRef,
 342     nsDirectoryServiceProvider2_Release,
 343     nsDirectoryServiceProvider2_GetFile,
 344     nsDirectoryServiceProvider2_GetFiles
 345 };
 346
 347 static nsIDirectoryServiceProvider2 nsDirectoryServiceProvider2 =
 348     { &nsDirectoryServiceProvider2Vtbl };
 349
 350 static LRESULT WINAPI nsembed_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 351 {
 352     NSContainer *This;
 353     nsresult nsres;
 354
 355     static const WCHAR wszTHIS[] = {'T','H','I','S',0};
 356
 357     if(msg == WM_CREATE) {
 358         This = *(NSContainer**)lParam;
 359         SetPropW(hwnd, wszTHIS, This);
 360     }else {
 361         This = GetPropW(hwnd, wszTHIS);
 362     }
 363
 364     switch(msg) {
 365     case WM_SIZE:
 366         TRACE("(%p)->(WM_SIZE)\n", This);
 367
 368         nsres = nsIBaseWindow_SetSize(This->window,
 369                 LOWORD(lParam), HIWORD(lParam), TRUE);
 370         if(NS_FAILED(nsres))
 371             WARN("SetSize failed: %08x\n", nsres);
 372         break;
 373
 374     case WM_PARENTNOTIFY:
 375         TRACE("WM_PARENTNOTIFY %x\n", (unsigned)wParam);
 376
 377         switch(wParam) {
 378         case WM_LBUTTONDOWN:
 379         case WM_RBUTTONDOWN:
 380             nsIWebBrowserFocus_Activate(This->focus);
 381         }
 382     }
 383
 384     return DefWindowProcW(hwnd, msg, wParam, lParam);
 385 }
 386
 387
 388 static void register_nscontainer_class(void)
 389 {
 390     static WNDCLASSEXW wndclass = {
 391         sizeof(WNDCLASSEXW),
 392         CS_DBLCLKS,
 393         nsembed_proc,
 394         0, 0, NULL, NULL, NULL, NULL, NULL,
 395         wszNsContainer,
 396         NULL,
 397     };
 398     wndclass.hInstance = hInst;
 399     nscontainer_class = RegisterClassExW(&wndclass);
 400 }
 401
 402 static BOOL install_wine_gecko(void)
 403 {
 404     PROCESS_INFORMATION pi;
 405     STARTUPINFOW si;
 406     WCHAR app[MAX_PATH];
 407     WCHAR *args;
 408     LONG len;
 409     BOOL ret;
 410
 411     static const WCHAR controlW[] = {'\\','c','o','n','t','r','o','l','.','e','x','e',0};
 412     static const WCHAR argsW[] =
 413         {' ','a','p','p','w','i','z','.','c','p','l',' ','i','n','s','t','a','l','l','_','g','e','c','k','o',0};
 414
 415     len = GetSystemDirectoryW(app, MAX_PATH-sizeof(controlW)/sizeof(WCHAR));
 416     memcpy(app+len, controlW, sizeof(controlW));
 417
 418     args = heap_alloc(len*sizeof(WCHAR) + sizeof(controlW) + sizeof(argsW));
 419     if(!args)
 420         return FALSE;
 421
 422     memcpy(args, app, len*sizeof(WCHAR) + sizeof(controlW));
 423     memcpy(args + len + sizeof(controlW)/sizeof(WCHAR)-1, argsW, sizeof(argsW));
 424
 425     TRACE("starting %s\n", debugstr_w(args));
 426
 427     memset(&si, 0, sizeof(si));
 428     si.cb = sizeof(si);
 429     ret = CreateProcessW(app, args, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
 430     heap_free(args);
 431     if (ret) {
 432         CloseHandle(pi.hThread);
 433         WaitForSingleObject(pi.hProcess, INFINITE);
 434         CloseHandle(pi.hProcess);
 435     }
 436
 437     return ret;
 438 }
 439
 440 static void set_environment(LPCWSTR gre_path)
 441 {
 442     size_t len, gre_path_len;
 443     int debug_level = 0;
 444     WCHAR *path, buf[20];
 445     const WCHAR *ptr;
 446
 447     static const WCHAR pathW[] = {'P','A','T','H',0};
 448     static const WCHAR warnW[] = {'w','a','r','n',0};
 449     static const WCHAR xpcom_debug_breakW[] =
 450         {'X','P','C','O','M','_','D','E','B','U','G','_','B','R','E','A','K',0};
 451     static const WCHAR nspr_log_modulesW[] =
 452         {'N','S','P','R','_','L','O','G','_','M','O','D','U','L','E','S',0};
 453     static const WCHAR debug_formatW[] = {'a','l','l',':','%','d',0};
 454
 455     SetEnvironmentVariableW(xpcom_debug_breakW, warnW);
 456
 457     if(TRACE_ON(gecko))
 458         debug_level = 5;
 459     else if(WARN_ON(gecko))
 460         debug_level = 2;
 461     else if(ERR_ON(gecko))
 462         debug_level = 1;
 463
 464     sprintfW(buf, debug_formatW, debug_level);
 465     SetEnvironmentVariableW(nspr_log_modulesW, buf);
 466
 467     len = GetEnvironmentVariableW(pathW, NULL, 0);
 468     gre_path_len = strlenW(gre_path);
 469     path = heap_alloc((len+gre_path_len+1)*sizeof(WCHAR));
 470     if(!path)
 471         return;
 472     GetEnvironmentVariableW(pathW, path, len);
 473
 474     /* We have to modify PATH as xul.dll loads other DLLs from this directory. */
 475     if(!(ptr = strstrW(path, gre_path))
 476        || (ptr > path && *(ptr-1) != ';')
 477        || (ptr[gre_path_len] && ptr[gre_path_len] != ';')) {
 478         if(len)
 479             path[len-1] = ';';
 480         strcpyW(path+len, gre_path);
 481         SetEnvironmentVariableW(pathW, path);
 482     }
 483     heap_free(path);
 484 }
 485
 486 static BOOL load_xul(const PRUnichar *gre_path)
 487 {
 488     static const WCHAR xul_dllW[] = {'\\','x','u','l','.','d','l','l',0};
 489     WCHAR file_name[MAX_PATH];
 490
 491     strcpyW(file_name, gre_path);
 492     strcatW(file_name, xul_dllW);
 493
 494     TRACE("(%s)\n", debugstr_w(file_name));
 495
 496     set_environment(gre_path);
 497
 498     xul_handle = LoadLibraryExW(file_name, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
 499     if(!xul_handle) {
 500         WARN("Could not load XUL: %d\n", GetLastError());
 501         return FALSE;
 502     }
 503
 504 #define NS_DLSYM(func) \
 505     func = (void *)GetProcAddress(xul_handle, #func); \
 506     if(!func) \
 507         ERR("Could not GetProcAddress(" #func ") failed\n")
 508
 509     NS_DLSYM(NS_InitXPCOM2);
 510     NS_DLSYM(NS_ShutdownXPCOM);
 511     NS_DLSYM(NS_GetComponentRegistrar);
 512     NS_DLSYM(NS_StringContainerInit2);
 513     NS_DLSYM(NS_CStringContainerInit2);
 514     NS_DLSYM(NS_StringContainerFinish);
 515     NS_DLSYM(NS_CStringContainerFinish);
 516     NS_DLSYM(NS_StringSetData);
 517     NS_DLSYM(NS_CStringSetData);
 518     NS_DLSYM(NS_NewLocalFile);
 519     NS_DLSYM(NS_StringGetData);
 520     NS_DLSYM(NS_CStringGetData);
 521     NS_DLSYM(NS_Alloc);
 522     NS_DLSYM(NS_Free);
 523     NS_DLSYM(ccref_incr);
 524     NS_DLSYM(ccref_decr);
 525     NS_DLSYM(ccref_init);
 526     NS_DLSYM(ccp_init);
 527     NS_DLSYM(describe_cc_node);
 528     NS_DLSYM(note_cc_edge);
 529
 530 #undef NS_DLSYM
 531
 532     return TRUE;
 533 }
 534
 535 static BOOL check_version(LPCWSTR gre_path, const char *version_string)
 536 {
 537     WCHAR file_name[MAX_PATH];
 538     char version[128];
 539     DWORD read=0;
 540     HANDLE hfile;
 541
 542     static const WCHAR wszVersion[] = {'\\','V','E','R','S','I','O','N',0};
 543
 544     strcpyW(file_name, gre_path);
 545     strcatW(file_name, wszVersion);
 546
 547     hfile = CreateFileW(file_name, GENERIC_READ, FILE_SHARE_READ, NULL,
 548                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 549     if(hfile == INVALID_HANDLE_VALUE) {
 550         ERR("Could not open VERSION file\n");
 551         return FALSE;
 552     }
 553
 554     ReadFile(hfile, version, sizeof(version), &read, NULL);
 555     version[read] = 0;
 556     CloseHandle(hfile);
 557
 558     TRACE("%s\n", debugstr_a(version));
 559
 560     if(strcmp(version, version_string)) {
 561         ERR("Unexpected version %s, expected %s\n", debugstr_a(version),
 562             debugstr_a(version_string));
 563         return FALSE;
 564     }
 565
 566     return TRUE;
 567 }
 568
 569 static BOOL load_wine_gecko_v(PRUnichar *gre_path, HKEY mshtml_key,
 570         const char *version, const char *version_string)
 571 {
 572     DWORD res, type, size = MAX_PATH;
 573     HKEY hkey = mshtml_key;
 574
 575     static const WCHAR wszGeckoPath[] =
 576         {'G','e','c','k','o','P','a','t','h',0};
 577
 578     if(version) {
 579         /* @@ Wine registry key: HKLM\Software\Wine\MSHTML\<version> */
 580         res = RegOpenKeyA(mshtml_key, version, &hkey);
 581         if(res != ERROR_SUCCESS)
 582             return FALSE;
 583     }
 584
 585     res = RegQueryValueExW(hkey, wszGeckoPath, NULL, &type, (LPBYTE)gre_path, &size);
 586     if(hkey != mshtml_key)
 587         RegCloseKey(hkey);
 588     if(res != ERROR_SUCCESS || type != REG_SZ)
 589         return FALSE;
 590
 591     if(!check_version(gre_path, version_string))
 592         return FALSE;
 593
 594     return load_xul(gre_path);
 595 }
 596
 597 static BOOL load_wine_gecko(PRUnichar *gre_path)
 598 {
 599     HKEY hkey;
 600     DWORD res;
 601     BOOL ret;
 602
 603     static const WCHAR wszMshtmlKey[] = {
 604         'S','o','f','t','w','a','r','e','\\','W','i','n','e',
 605         '\\','M','S','H','T','M','L',0};
 606
 607     /* @@ Wine registry key: HKLM\Software\Wine\MSHTML */
 608     res = RegOpenKeyW(HKEY_LOCAL_MACHINE, wszMshtmlKey, &hkey);
 609     if(res != ERROR_SUCCESS)
 610         return FALSE;
 611
 612     ret = load_wine_gecko_v(gre_path, hkey, GECKO_VERSION, GECKO_VERSION_STRING);
 613
 614     RegCloseKey(hkey);
 615     return ret;
 616 }
 617
 618 static void set_bool_pref(nsIPrefBranch *pref, const char *pref_name, BOOL val)
 619 {
 620     nsresult nsres;
 621
 622     nsres = nsIPrefBranch_SetBoolPref(pref, pref_name, val);
 623     if(NS_FAILED(nsres))
 624         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 625 }
 626
 627 static void set_int_pref(nsIPrefBranch *pref, const char *pref_name, int val)
 628 {
 629     nsresult nsres;
 630
 631     nsres = nsIPrefBranch_SetIntPref(pref, pref_name, val);
 632     if(NS_FAILED(nsres))
 633         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 634 }
 635
 636 static void set_string_pref(nsIPrefBranch *pref, const char *pref_name, const char *val)
 637 {
 638     nsresult nsres;
 639
 640     nsres = nsIPrefBranch_SetCharPref(pref, pref_name, val);
 641     if(NS_FAILED(nsres))
 642         ERR("Could not set pref %s\n", debugstr_a(pref_name));
 643 }
 644
 645 static void set_lang(nsIPrefBranch *pref)
 646 {
 647     char langs[100];
 648     DWORD res, size, type;
 649     HKEY hkey;
 650
 651     static const WCHAR international_keyW[] =
 652         {'S','o','f','t','w','a','r','e',
 653          '\\','M','i','c','r','o','s','o','f','t',
 654          '\\','I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r',
 655          '\\','I','n','t','e','r','n','a','t','i','o','n','a','l',0};
 656
 657     res = RegOpenKeyW(HKEY_CURRENT_USER, international_keyW, &hkey);
 658     if(res != ERROR_SUCCESS)
 659         return;
 660
 661     size = sizeof(langs);
 662     res = RegQueryValueExA(hkey, "AcceptLanguage", 0, &type, (LPBYTE)langs, &size);
 663     RegCloseKey(hkey);
 664     if(res != ERROR_SUCCESS || type != REG_SZ)
 665         return;
 666
 667     TRACE("Setting lang %s\n", debugstr_a(langs));
 668
 669     set_string_pref(pref, "intl.accept_languages", langs);
 670 }
 671
 672 static void set_preferences(void)
 673 {
 674     nsIPrefBranch *pref;
 675     nsresult nsres;
 676
 677     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_PREFERENCES_CONTRACTID,
 678             &IID_nsIPrefBranch, (void**)&pref);
 679     if(NS_FAILED(nsres)) {
 680         ERR("Could not get preference service: %08x\n", nsres);
 681         return;
 682     }
 683
 684     set_lang(pref);
 685     set_bool_pref(pref, "security.warn_entering_secure", FALSE);
 686     set_bool_pref(pref, "security.warn_submit_insecure", FALSE);
 687     set_int_pref(pref, "layout.spellcheckDefault", 0);
 688
 689     nsIPrefBranch_Release(pref);
 690 }
 691
 692 static BOOL init_xpcom(const PRUnichar *gre_path)
 693 {
 694     nsIComponentRegistrar *registrar = NULL;
 695     nsIFile *gre_dir;
 696     WCHAR *ptr;
 697     nsresult nsres;
 698
 699     nsres = create_nsfile(gre_path, &gre_dir);
 700     if(NS_FAILED(nsres)) {
 701         FreeLibrary(xul_handle);
 702         return FALSE;
 703     }
 704
 705     nsres = NS_InitXPCOM2(&pServMgr, gre_dir, (nsIDirectoryServiceProvider*)&nsDirectoryServiceProvider2);
 706     if(NS_FAILED(nsres)) {
 707         ERR("NS_InitXPCOM2 failed: %08x\n", nsres);
 708         FreeLibrary(xul_handle);
 709         return FALSE;
 710     }
 711
 712     strcpyW(gecko_path, gre_path);
 713     for(ptr = gecko_path; *ptr; ptr++) {
 714         if(*ptr == '\\')
 715             *ptr = '/';
 716     }
 717     gecko_path_len = ptr-gecko_path;
 718
 719     nsres = nsIServiceManager_QueryInterface(pServMgr, &IID_nsIComponentManager, (void**)&pCompMgr);
 720     if(NS_FAILED(nsres))
 721         ERR("Could not get nsIComponentManager: %08x\n", nsres);
 722
 723     init_nsio(pCompMgr);
 724     init_mutation(pCompMgr);
 725     set_preferences();
 726
 727     nsres = nsIServiceManager_GetServiceByContractID(pServMgr, NS_CATEGORYMANAGER_CONTRACTID,
 728             &IID_nsICategoryManager, (void**)&cat_mgr);
 729     if(NS_FAILED(nsres))
 730         ERR("Could not get category manager service: %08x\n", nsres);
 731
 732     nsres = NS_GetComponentRegistrar(&registrar);
 733     if(NS_SUCCEEDED(nsres)) {
 734         register_nsservice(registrar, pServMgr);
 735         nsIComponentRegistrar_Release(registrar);
 736     }else {
 737         ERR("NS_GetComponentRegistrar failed: %08x\n", nsres);
 738     }
 739
 740     init_node_cc();
 741
 742     return TRUE;
 743 }
 744
 745 static CRITICAL_SECTION cs_load_gecko;
 746 static CRITICAL_SECTION_DEBUG cs_load_gecko_dbg =
 747 {
 748     0, 0, &cs_load_gecko,
 749     { &cs_load_gecko_dbg.ProcessLocksList, &cs_load_gecko_dbg.ProcessLocksList },
 750       0, 0, { (DWORD_PTR)(__FILE__ ": load_gecko") }
 751 };
 752 static CRITICAL_SECTION cs_load_gecko = { &cs_load_gecko_dbg, -1, 0, 0, 0, 0 };
 753
 754 BOOL load_gecko(void)
 755 {
 756     PRUnichar gre_path[MAX_PATH];
 757     BOOL ret = FALSE;
 758
 759     static DWORD loading_thread;
 760
 761     TRACE("()\n");
 762
 763     /* load_gecko may be called recursively */
 764     if(loading_thread == GetCurrentThreadId())
 765         return pCompMgr != NULL;
 766
 767     EnterCriticalSection(&cs_load_gecko);
 768
 769     if(!loading_thread) {
 770         loading_thread = GetCurrentThreadId();
 771
 772         if(load_wine_gecko(gre_path)
 773            || (install_wine_gecko() && load_wine_gecko(gre_path)))
 774             ret = init_xpcom(gre_path);
 775         else
 776            MESSAGE("Could not load wine-gecko. HTML rendering will be disabled.\n");
 777     }else {
 778         ret = pCompMgr != NULL;
 779     }
 780
 781     LeaveCriticalSection(&cs_load_gecko);
 782
 783     return ret;
 784 }
 785
 786 void *nsalloc(size_t size)
 787 {
 788     return NS_Alloc(size);
 789 }
 790
 791 void nsfree(void *mem)
 792 {
 793     NS_Free(mem);
 794 }
 795
 796 BOOL nsACString_Init(nsACString *str, const char *data)
 797 {
 798     return NS_SUCCEEDED(NS_CStringContainerInit2(str, data, PR_UINT32_MAX, 0));
 799 }
 800
 801 /*
 802  * Initializes nsACString with data owned by caller.
 803  * Caller must ensure that data is valid during lifetime of string object.
 804  */
 805 void nsACString_InitDepend(nsACString *str, const char *data)
 806 {
 807     NS_CStringContainerInit2(str, data, PR_UINT32_MAX, NS_CSTRING_CONTAINER_INIT_DEPEND);
 808 }
 809
 810 void nsACString_SetData(nsACString *str, const char *data)
 811 {
 812     NS_CStringSetData(str, data, PR_UINT32_MAX);
 813 }
 814
 815 UINT32 nsACString_GetData(const nsACString *str, const char **data)
 816 {
 817     return NS_CStringGetData(str, data, NULL);
 818 }
 819
 820 void nsACString_Finish(nsACString *str)
 821 {
 822     NS_CStringContainerFinish(str);
 823 }
 824
 825 BOOL nsAString_Init(nsAString *str, const PRUnichar *data)
 826 {
 827     return NS_SUCCEEDED(NS_StringContainerInit2(str, data, PR_UINT32_MAX, 0));
 828 }
 829
 830 /*
 831  * Initializes nsAString with data owned by caller.
 832  * Caller must ensure that data is valid during lifetime of string object.
 833  */
 834 void nsAString_InitDepend(nsAString *str, const PRUnichar *data)
 835 {
 836     NS_StringContainerInit2(str, data, PR_UINT32_MAX, NS_STRING_CONTAINER_INIT_DEPEND);
 837 }
 838
 839 UINT32 nsAString_GetData(const nsAString *str, const PRUnichar **data)
 840 {
 841     return NS_StringGetData(str, data, NULL);
 842 }
 843
 844 void nsAString_Finish(nsAString *str)
 845 {
 846     NS_StringContainerFinish(str);
 847 }
 848
 849 HRESULT return_nsstr(nsresult nsres, nsAString *nsstr, BSTR *p)
 850 {
 851     const PRUnichar *str;
 852
 853     if(NS_FAILED(nsres)) {
 854         ERR("failed: %08x\n", nsres);
 855         nsAString_Finish(nsstr);
 856         return E_FAIL;
 857     }
 858
 859     nsAString_GetData(nsstr, &str);
 860     TRACE("ret %s\n", debugstr_w(str));
 861     if(*str) {
 862         *p = SysAllocString(str);
 863         if(!*p)
 864             return E_OUTOFMEMORY;
 865     }else {
 866         *p = NULL;
 867     }
 868
 869     nsAString_Finish(nsstr);
 870     return S_OK;
 871 }
 872
 873 nsICommandParams *create_nscommand_params(void)
 874 {
 875     nsICommandParams *ret = NULL;
 876     nsresult nsres;
 877
 878     if(!pCompMgr)
 879         return NULL;
 880
 881     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 882             NS_COMMANDPARAMS_CONTRACTID, NULL, &IID_nsICommandParams,
 883             (void**)&ret);
 884     if(NS_FAILED(nsres))
 885         ERR("Could not get nsICommandParams\n");
 886
 887     return ret;
 888 }
 889
 890 nsIWritableVariant *create_nsvariant(void)
 891 {
 892     nsIWritableVariant *ret = NULL;
 893     nsresult nsres;
 894
 895     if(!pCompMgr)
 896         return NULL;
 897
 898     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
 899             NS_VARIANT_CONTRACTID, NULL, &IID_nsIWritableVariant, (void**)&ret);
 900     if(NS_FAILED(nsres))
 901         ERR("Could not get nsIVariant\n");
 902
 903     return ret;
 904 }
 905
 906 char *get_nscategory_entry(const char *category, const char *entry)
 907 {
 908     char *ret = NULL;
 909     nsresult nsres;
 910
 911     nsres = nsICategoryManager_GetCategoryEntry(cat_mgr, category, entry, &ret);
 912     return NS_SUCCEEDED(nsres) ? ret : NULL;
 913 }
 914
 915 nsresult get_nsinterface(nsISupports *iface, REFIID riid, void **ppv)
 916 {
 917     nsIInterfaceRequestor *iface_req;
 918     nsresult nsres;
 919
 920     nsres = nsISupports_QueryInterface(iface, &IID_nsIInterfaceRequestor, (void**)&iface_req);
 921     if(NS_FAILED(nsres))
 922         return nsres;
 923
 924     nsres = nsIInterfaceRequestor_GetInterface(iface_req, riid, ppv);
 925     nsIInterfaceRequestor_Release(iface_req);
 926
 927     return nsres;
 928 }
 929
 930 static HRESULT nsnode_to_nsstring_rec(nsIContentSerializer *serializer, nsIDOMNode *nsnode, nsAString *str)
 931 {
 932     nsIDOMNodeList *node_list = NULL;
 933     cpp_bool has_children = FALSE;
 934     nsIContent *nscontent;
 935     UINT16 type;
 936     nsresult nsres;
 937
 938     nsIDOMNode_HasChildNodes(nsnode, &has_children);
 939
 940     nsres = nsIDOMNode_GetNodeType(nsnode, &type);
 941     if(NS_FAILED(nsres)) {
 942         ERR("GetType failed: %08x\n", nsres);
 943         return E_FAIL;
 944     }
 945
 946     if(type != DOCUMENT_NODE) {
 947         nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIContent, (void**)&nscontent);
 948         if(NS_FAILED(nsres)) {
 949             ERR("Could not get nsIContent interface: %08x\n", nsres);
 950             return E_FAIL;
 951         }
 952     }
 953
 954     switch(type) {
 955     case ELEMENT_NODE:
 956         nsIContentSerializer_AppendElementStart(serializer, nscontent, nscontent, str);
 957         break;
 958     case TEXT_NODE:
 959         nsIContentSerializer_AppendText(serializer, nscontent, 0, -1, str);
 960         break;
 961     case COMMENT_NODE:
 962         nsIContentSerializer_AppendComment(serializer, nscontent, 0, -1, str);
 963         break;
 964     case DOCUMENT_NODE: {
 965         nsIDocument *nsdoc;
 966         nsIDOMNode_QueryInterface(nsnode, &IID_nsIDocument, (void**)&nsdoc);
 967         nsIContentSerializer_AppendDocumentStart(serializer, nsdoc, str);
 968         nsIDocument_Release(nsdoc);
 969         break;
 970     }
 971     case DOCUMENT_TYPE_NODE:
 972         nsIContentSerializer_AppendDoctype(serializer, nscontent, str);
 973         break;
 974     case DOCUMENT_FRAGMENT_NODE:
 975         break;
 976     default:
 977         FIXME("Unhandled type %u\n", type);
 978     }
 979
 980     if(has_children) {
 981         UINT32 child_cnt, i;
 982         nsIDOMNode *child_node;
 983
 984         nsIDOMNode_GetChildNodes(nsnode, &node_list);
 985         nsIDOMNodeList_GetLength(node_list, &child_cnt);
 986
 987         for(i=0; i<child_cnt; i++) {
 988             nsres = nsIDOMNodeList_Item(node_list, i, &child_node);
 989             if(NS_SUCCEEDED(nsres)) {
 990                 nsnode_to_nsstring_rec(serializer, child_node, str);
 991                 nsIDOMNode_Release(child_node);
 992             }else {
 993                 ERR("Item failed: %08x\n", nsres);
 994             }
 995         }
 996
 997         nsIDOMNodeList_Release(node_list);
 998     }
 999
1000     if(type == ELEMENT_NODE)
1001         nsIContentSerializer_AppendElementEnd(serializer, nscontent, str);
1002
1003     if(type != DOCUMENT_NODE)
1004         nsIContent_Release(nscontent);
1005     return S_OK;
1006 }
1007
1008 HRESULT nsnode_to_nsstring(nsIDOMNode *nsnode, nsAString *str)
1009 {
1010     nsIContentSerializer *serializer;
1011     nsresult nsres;
1012     HRESULT hres;
1013
1014     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
1015             NS_HTMLSERIALIZER_CONTRACTID, NULL, &IID_nsIContentSerializer,
1016             (void**)&serializer);
1017     if(NS_FAILED(nsres)) {
1018         ERR("Could not get nsIContentSerializer: %08x\n", nsres);
1019         return E_FAIL;
1020     }
1021
1022     nsres = nsIContentSerializer_Init(serializer, 0, 100, NULL, FALSE, FALSE /* FIXME */);
1023     if(NS_FAILED(nsres))
1024         ERR("Init failed: %08x\n", nsres);
1025
1026     hres = nsnode_to_nsstring_rec(serializer, nsnode, str);
1027     if(SUCCEEDED(hres)) {
1028         nsres = nsIContentSerializer_Flush(serializer, str);
1029         if(NS_FAILED(nsres))
1030             ERR("Flush failed: %08x\n", nsres);
1031     }
1032
1033     nsIContentSerializer_Release(serializer);
1034     return hres;
1035 }
1036
1037 void get_editor_controller(NSContainer *This)
1038 {
1039     nsIEditingSession *editing_session = NULL;
1040     nsIControllerContext *ctrlctx;
1041     nsresult nsres;
1042
1043     if(This->editor) {
1044         nsIEditor_Release(This->editor);
1045         This->editor = NULL;
1046     }
1047
1048     if(This->editor_controller) {
1049         nsIController_Release(This->editor_controller);
1050         This->editor_controller = NULL;
1051     }
1052
1053     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsIEditingSession,
1054             (void**)&editing_session);
1055     if(NS_FAILED(nsres)) {
1056         ERR("Could not get nsIEditingSession: %08x\n", nsres);
1057         return;
1058     }
1059
1060     nsres = nsIEditingSession_GetEditorForWindow(editing_session,
1061             This->doc->basedoc.window->window_proxy, &This->editor);
1062     nsIEditingSession_Release(editing_session);
1063     if(NS_FAILED(nsres)) {
1064         ERR("Could not get editor: %08x\n", nsres);
1065         return;
1066     }
1067
1068     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
1069             NS_EDITORCONTROLLER_CONTRACTID, NULL, &IID_nsIControllerContext, (void**)&ctrlctx);
1070     if(NS_SUCCEEDED(nsres)) {
1071         nsres = nsIControllerContext_SetCommandContext(ctrlctx, (nsISupports *)This->editor);
1072         if(NS_FAILED(nsres))
1073             ERR("SetCommandContext failed: %08x\n", nsres);
1074         nsres = nsIControllerContext_QueryInterface(ctrlctx, &IID_nsIController,
1075                 (void**)&This->editor_controller);
1076         nsIControllerContext_Release(ctrlctx);
1077         if(NS_FAILED(nsres))
1078             ERR("Could not get nsIController interface: %08x\n", nsres);
1079     }else {
1080         ERR("Could not create edit controller: %08x\n", nsres);
1081     }
1082 }
1083
1084 void close_gecko(void)
1085 {
1086     TRACE("()\n");
1087
1088     release_nsio();
1089     init_mutation(NULL);
1090
1091     if(profile_directory) {
1092         nsIFile_Release(profile_directory);
1093         profile_directory = NULL;
1094     }
1095
1096     if(plugin_directory) {
1097         nsIFile_Release(plugin_directory);
1098         plugin_directory = NULL;
1099     }
1100
1101     if(pCompMgr)
1102         nsIComponentManager_Release(pCompMgr);
1103
1104     if(pServMgr)
1105         nsIServiceManager_Release(pServMgr);
1106
1107     if(cat_mgr)
1108         nsICategoryManager_Release(cat_mgr);
1109
1110     /* Gecko doesn't really support being unloaded */
1111     /* if (hXPCOM) FreeLibrary(hXPCOM); */
1112
1113     DeleteCriticalSection(&cs_load_gecko);
1114 }
1115
1116 BOOL is_gecko_path(const char *path)
1117 {
1118     WCHAR *buf, *ptr;
1119     BOOL ret;
1120
1121     buf = heap_strdupUtoW(path);
1122     if(!buf || strlenW(buf) < gecko_path_len)
1123         return FALSE;
1124
1125     for(ptr = buf; *ptr; ptr++) {
1126         if(*ptr == '\\')
1127             *ptr = '/';
1128     }
1129
1130     UrlUnescapeW(buf, NULL, NULL, URL_UNESCAPE_INPLACE);
1131     buf[gecko_path_len] = 0;
1132
1133     ret = !strcmpiW(buf, gecko_path);
1134     heap_free(buf);
1135     return ret;
1136 }
1137
1138 void set_viewer_zoom(NSContainer *nscontainer, float factor)
1139 {
1140     nsIContentViewer *content_viewer;
1141     nsIDocShell *doc_shell;
1142     nsresult nsres;
1143
1144     TRACE("Setting to %f\n", factor);
1145
1146     nsres = get_nsinterface((nsISupports*)nscontainer->navigation, &IID_nsIDocShell, (void**)&doc_shell);
1147     assert(nsres == NS_OK);
1148
1149     nsres = nsIDocShell_GetContentViewer(doc_shell, &content_viewer);
1150     assert(nsres == NS_OK && content_viewer);
1151     nsIDocShell_Release(doc_shell);
1152
1153     nsres = nsIContentViewer_SetFullZoom(content_viewer, factor);
1154     if(NS_FAILED(nsres))
1155         ERR("SetFullZoom failed: %08x\n", nsres);
1156
1157     nsIContentViewer_Release(content_viewer);
1158 }
1159
1160 struct nsWeakReference {
1161     nsIWeakReference nsIWeakReference_iface;
1162
1163     LONG ref;
1164
1165     NSContainer *nscontainer;
1166 };
1167
1168 static inline nsWeakReference *impl_from_nsIWeakReference(nsIWeakReference *iface)
1169 {
1170     return CONTAINING_RECORD(iface, nsWeakReference, nsIWeakReference_iface);
1171 }
1172
1173 static nsresult NSAPI nsWeakReference_QueryInterface(nsIWeakReference *iface,
1174         nsIIDRef riid, void **result)
1175 {
1176     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1177
1178     if(IsEqualGUID(&IID_nsISupports, riid)) {
1179         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
1180         *result = &This->nsIWeakReference_iface;
1181     }else if(IsEqualGUID(&IID_nsIWeakReference, riid)) {
1182         TRACE("(%p)->(IID_nsIWeakReference %p)\n", This, result);
1183         *result = &This->nsIWeakReference_iface;
1184     }else {
1185         WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1186         *result = NULL;
1187         return NS_NOINTERFACE;
1188     }
1189
1190     nsISupports_AddRef((nsISupports*)*result);
1191     return NS_OK;
1192 }
1193
1194 static nsrefcnt NSAPI nsWeakReference_AddRef(nsIWeakReference *iface)
1195 {
1196     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1197     LONG ref = InterlockedIncrement(&This->ref);
1198
1199     TRACE("(%p) ref=%d\n", This, ref);
1200
1201     return ref;
1202 }
1203
1204 static nsrefcnt NSAPI nsWeakReference_Release(nsIWeakReference *iface)
1205 {
1206     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1207     LONG ref = InterlockedIncrement(&This->ref);
1208
1209     TRACE("(%p) ref=%d\n", This, ref);
1210
1211     if(!ref) {
1212         assert(!This->nscontainer);
1213         heap_free(This);
1214     }
1215
1216     return ref;
1217 }
1218
1219 static nsresult NSAPI nsWeakReference_QueryReferent(nsIWeakReference *iface,
1220         const nsIID *riid, void **result)
1221 {
1222     nsWeakReference *This = impl_from_nsIWeakReference(iface);
1223
1224     if(!This->nscontainer)
1225         return NS_ERROR_NULL_POINTER;
1226
1227     return nsIWebBrowserChrome_QueryInterface(&This->nscontainer->nsIWebBrowserChrome_iface, riid, result);
1228 }
1229
1230 static const nsIWeakReferenceVtbl nsWeakReferenceVtbl = {
1231     nsWeakReference_QueryInterface,
1232     nsWeakReference_AddRef,
1233     nsWeakReference_Release,
1234     nsWeakReference_QueryReferent
1235 };
1236
1237 /**********************************************************
1238  *      nsIWebBrowserChrome interface
1239  */
1240
1241 static inline NSContainer *impl_from_nsIWebBrowserChrome(nsIWebBrowserChrome *iface)
1242 {
1243     return CONTAINING_RECORD(iface, NSContainer, nsIWebBrowserChrome_iface);
1244 }
1245
1246 static nsresult NSAPI nsWebBrowserChrome_QueryInterface(nsIWebBrowserChrome *iface,
1247         nsIIDRef riid, void **result)
1248 {
1249     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1250
1251     *result = NULL;
1252     if(IsEqualGUID(&IID_nsISupports, riid)) {
1253         TRACE("(%p)->(IID_nsISupports, %p)\n", This, result);
1254         *result = &This->nsIWebBrowserChrome_iface;
1255     }else if(IsEqualGUID(&IID_nsIWebBrowserChrome, riid)) {
1256         TRACE("(%p)->(IID_nsIWebBrowserChrome, %p)\n", This, result);
1257         *result = &This->nsIWebBrowserChrome_iface;
1258     }else if(IsEqualGUID(&IID_nsIContextMenuListener, riid)) {
1259         TRACE("(%p)->(IID_nsIContextMenuListener, %p)\n", This, result);
1260         *result = &This->nsIContextMenuListener_iface;
1261     }else if(IsEqualGUID(&IID_nsIURIContentListener, riid)) {
1262         TRACE("(%p)->(IID_nsIURIContentListener %p)\n", This, result);
1263         *result = &This->nsIURIContentListener_iface;
1264     }else if(IsEqualGUID(&IID_nsIEmbeddingSiteWindow, riid)) {
1265         TRACE("(%p)->(IID_nsIEmbeddingSiteWindow %p)\n", This, result);
1266         *result = &This->nsIEmbeddingSiteWindow_iface;
1267     }else if(IsEqualGUID(&IID_nsITooltipListener, riid)) {
1268         TRACE("(%p)->(IID_nsITooltipListener %p)\n", This, result);
1269         *result = &This->nsITooltipListener_iface;
1270     }else if(IsEqualGUID(&IID_nsIInterfaceRequestor, riid)) {
1271         TRACE("(%p)->(IID_nsIInterfaceRequestor %p)\n", This, result);
1272         *result = &This->nsIInterfaceRequestor_iface;
1273     }else if(IsEqualGUID(&IID_nsISupportsWeakReference, riid)) {
1274         TRACE("(%p)->(IID_nsISupportsWeakReference %p)\n", This, result);
1275         *result = &This->nsISupportsWeakReference_iface;
1276     }
1277
1278     if(*result) {
1279         nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1280         return NS_OK;
1281     }
1282
1283     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
1284     return NS_NOINTERFACE;
1285 }
1286
1287 static nsrefcnt NSAPI nsWebBrowserChrome_AddRef(nsIWebBrowserChrome *iface)
1288 {
1289     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1290     LONG ref = InterlockedIncrement(&This->ref);
1291
1292     TRACE("(%p) ref=%d\n", This, ref);
1293
1294     return ref;
1295 }
1296
1297 static nsrefcnt NSAPI nsWebBrowserChrome_Release(nsIWebBrowserChrome *iface)
1298 {
1299     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1300     LONG ref = InterlockedDecrement(&This->ref);
1301
1302     TRACE("(%p) ref=%d\n", This, ref);
1303
1304     if(!ref) {
1305         if(This->parent)
1306             nsIWebBrowserChrome_Release(&This->parent->nsIWebBrowserChrome_iface);
1307         if(This->weak_reference) {
1308             This->weak_reference->nscontainer = NULL;
1309             nsIWeakReference_Release(&This->weak_reference->nsIWeakReference_iface);
1310         }
1311         heap_free(This);
1312     }
1313
1314     return ref;
1315 }
1316
1317 static nsresult NSAPI nsWebBrowserChrome_SetStatus(nsIWebBrowserChrome *iface,
1318         UINT32 statusType, const PRUnichar *status)
1319 {
1320     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1321     TRACE("(%p)->(%d %s)\n", This, statusType, debugstr_w(status));
1322     return NS_OK;
1323 }
1324
1325 static nsresult NSAPI nsWebBrowserChrome_GetWebBrowser(nsIWebBrowserChrome *iface,
1326         nsIWebBrowser **aWebBrowser)
1327 {
1328     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1329
1330     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1331
1332     if(!aWebBrowser)
1333         return NS_ERROR_INVALID_ARG;
1334
1335     if(This->webbrowser)
1336         nsIWebBrowser_AddRef(This->webbrowser);
1337     *aWebBrowser = This->webbrowser;
1338     return S_OK;
1339 }
1340
1341 static nsresult NSAPI nsWebBrowserChrome_SetWebBrowser(nsIWebBrowserChrome *iface,
1342         nsIWebBrowser *aWebBrowser)
1343 {
1344     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1345
1346     TRACE("(%p)->(%p)\n", This, aWebBrowser);
1347
1348     if(aWebBrowser != This->webbrowser)
1349         ERR("Wrong nsWebBrowser!\n");
1350
1351     return NS_OK;
1352 }
1353
1354 static nsresult NSAPI nsWebBrowserChrome_GetChromeFlags(nsIWebBrowserChrome *iface,
1355         UINT32 *aChromeFlags)
1356 {
1357     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1358     WARN("(%p)->(%p)\n", This, aChromeFlags);
1359     return NS_ERROR_NOT_IMPLEMENTED;
1360 }
1361
1362 static nsresult NSAPI nsWebBrowserChrome_SetChromeFlags(nsIWebBrowserChrome *iface,
1363         UINT32 aChromeFlags)
1364 {
1365     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1366     WARN("(%p)->(%08x)\n", This, aChromeFlags);
1367     return NS_ERROR_NOT_IMPLEMENTED;
1368 }
1369
1370 static nsresult NSAPI nsWebBrowserChrome_DestroyBrowserWindow(nsIWebBrowserChrome *iface)
1371 {
1372     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1373     TRACE("(%p)\n", This);
1374     return NS_ERROR_NOT_IMPLEMENTED;
1375 }
1376
1377 static nsresult NSAPI nsWebBrowserChrome_SizeBrowserTo(nsIWebBrowserChrome *iface,
1378         LONG aCX, LONG aCY)
1379 {
1380     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1381     WARN("(%p)->(%d %d)\n", This, aCX, aCY);
1382     return NS_ERROR_NOT_IMPLEMENTED;
1383 }
1384
1385 static nsresult NSAPI nsWebBrowserChrome_ShowAsModal(nsIWebBrowserChrome *iface)
1386 {
1387     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1388     WARN("(%p)\n", This);
1389     return NS_ERROR_NOT_IMPLEMENTED;
1390 }
1391
1392 static nsresult NSAPI nsWebBrowserChrome_IsWindowModal(nsIWebBrowserChrome *iface, cpp_bool *_retval)
1393 {
1394     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1395     WARN("(%p)->(%p)\n", This, _retval);
1396     return NS_ERROR_NOT_IMPLEMENTED;
1397 }
1398
1399 static nsresult NSAPI nsWebBrowserChrome_ExitModalEventLoop(nsIWebBrowserChrome *iface,
1400         nsresult aStatus)
1401 {
1402     NSContainer *This = impl_from_nsIWebBrowserChrome(iface);
1403     WARN("(%p)->(%08x)\n", This, aStatus);
1404     return NS_ERROR_NOT_IMPLEMENTED;
1405 }
1406
1407 static const nsIWebBrowserChromeVtbl nsWebBrowserChromeVtbl = {
1408     nsWebBrowserChrome_QueryInterface,
1409     nsWebBrowserChrome_AddRef,
1410     nsWebBrowserChrome_Release,
1411     nsWebBrowserChrome_SetStatus,
1412     nsWebBrowserChrome_GetWebBrowser,
1413     nsWebBrowserChrome_SetWebBrowser,
1414     nsWebBrowserChrome_GetChromeFlags,
1415     nsWebBrowserChrome_SetChromeFlags,
1416     nsWebBrowserChrome_DestroyBrowserWindow,
1417     nsWebBrowserChrome_SizeBrowserTo,
1418     nsWebBrowserChrome_ShowAsModal,
1419     nsWebBrowserChrome_IsWindowModal,
1420     nsWebBrowserChrome_ExitModalEventLoop
1421 };
1422
1423 /**********************************************************
1424  *      nsIContextMenuListener interface
1425  */
1426
1427 static inline NSContainer *impl_from_nsIContextMenuListener(nsIContextMenuListener *iface)
1428 {
1429     return CONTAINING_RECORD(iface, NSContainer, nsIContextMenuListener_iface);
1430 }
1431
1432 static nsresult NSAPI nsContextMenuListener_QueryInterface(nsIContextMenuListener *iface,
1433         nsIIDRef riid, void **result)
1434 {
1435     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1436     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1437 }
1438
1439 static nsrefcnt NSAPI nsContextMenuListener_AddRef(nsIContextMenuListener *iface)
1440 {
1441     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1442     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1443 }
1444
1445 static nsrefcnt NSAPI nsContextMenuListener_Release(nsIContextMenuListener *iface)
1446 {
1447     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1448     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1449 }
1450
1451 static nsresult NSAPI nsContextMenuListener_OnShowContextMenu(nsIContextMenuListener *iface,
1452         UINT32 aContextFlags, nsIDOMEvent *aEvent, nsIDOMNode *aNode)
1453 {
1454     NSContainer *This = impl_from_nsIContextMenuListener(iface);
1455     nsIDOMMouseEvent *event;
1456     HTMLDOMNode *node;
1457     POINT pt;
1458     DWORD dwID = CONTEXT_MENU_DEFAULT;
1459     nsresult nsres;
1460     HRESULT hres;
1461
1462     TRACE("(%p)->(%08x %p %p)\n", This, aContextFlags, aEvent, aNode);
1463
1464     hres = get_node(This->doc->basedoc.doc_node, aNode, TRUE, &node);
1465     if(FAILED(hres))
1466         return NS_ERROR_FAILURE;
1467
1468     fire_event(This->doc->basedoc.doc_node /* FIXME */, EVENTID_CONTEXTMENU, TRUE, node, aEvent, NULL);
1469
1470     nsres = nsIDOMEvent_QueryInterface(aEvent, &IID_nsIDOMMouseEvent, (void**)&event);
1471     assert(NS_SUCCEEDED(nsres));
1472
1473     nsIDOMMouseEvent_GetScreenX(event, &pt.x);
1474     nsIDOMMouseEvent_GetScreenY(event, &pt.y);
1475     nsIDOMMouseEvent_Release(event);
1476
1477     switch(aContextFlags) {
1478     case CONTEXT_NONE:
1479     case CONTEXT_DOCUMENT:
1480     case CONTEXT_TEXT: {
1481         nsISelection *selection;
1482
1483         nsres = nsIDOMHTMLDocument_GetSelection(This->doc->basedoc.doc_node->nsdoc, &selection);
1484         if(NS_SUCCEEDED(nsres) && selection) {
1485             cpp_bool is_collapsed;
1486
1487             /* FIXME: Check if the click was inside selection. */
1488             nsres = nsISelection_GetIsCollapsed(selection, &is_collapsed);
1489             nsISelection_Release(selection);
1490             if(NS_SUCCEEDED(nsres) && !is_collapsed)
1491                 dwID = CONTEXT_MENU_TEXTSELECT;
1492         }
1493         break;
1494     }
1495     case CONTEXT_IMAGE:
1496     case CONTEXT_IMAGE|CONTEXT_LINK:
1497         dwID = CONTEXT_MENU_IMAGE;
1498         break;
1499     case CONTEXT_LINK:
1500         dwID = CONTEXT_MENU_ANCHOR;
1501         break;
1502     case CONTEXT_INPUT:
1503         dwID = CONTEXT_MENU_CONTROL;
1504         break;
1505     default:
1506         FIXME("aContextFlags=%08x\n", aContextFlags);
1507     };
1508
1509     show_context_menu(This->doc, dwID, &pt, (IDispatch*)&node->IHTMLDOMNode_iface);
1510     node_release(node);
1511     return NS_OK;
1512 }
1513
1514 static const nsIContextMenuListenerVtbl nsContextMenuListenerVtbl = {
1515     nsContextMenuListener_QueryInterface,
1516     nsContextMenuListener_AddRef,
1517     nsContextMenuListener_Release,
1518     nsContextMenuListener_OnShowContextMenu
1519 };
1520
1521 /**********************************************************
1522  *      nsIURIContentListener interface
1523  */
1524
1525 static inline NSContainer *impl_from_nsIURIContentListener(nsIURIContentListener *iface)
1526 {
1527     return CONTAINING_RECORD(iface, NSContainer, nsIURIContentListener_iface);
1528 }
1529
1530 static nsresult NSAPI nsURIContentListener_QueryInterface(nsIURIContentListener *iface,
1531         nsIIDRef riid, void **result)
1532 {
1533     NSContainer *This = impl_from_nsIURIContentListener(iface);
1534     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1535 }
1536
1537 static nsrefcnt NSAPI nsURIContentListener_AddRef(nsIURIContentListener *iface)
1538 {
1539     NSContainer *This = impl_from_nsIURIContentListener(iface);
1540     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1541 }
1542
1543 static nsrefcnt NSAPI nsURIContentListener_Release(nsIURIContentListener *iface)
1544 {
1545     NSContainer *This = impl_from_nsIURIContentListener(iface);
1546     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1547 }
1548
1549 static nsresult NSAPI nsURIContentListener_OnStartURIOpen(nsIURIContentListener *iface,
1550                                                           nsIURI *aURI, cpp_bool *_retval)
1551 {
1552     NSContainer *This = impl_from_nsIURIContentListener(iface);
1553     nsACString spec_str;
1554     const char *spec;
1555     nsresult nsres;
1556
1557     nsACString_Init(&spec_str, NULL);
1558     nsIURI_GetSpec(aURI, &spec_str);
1559     nsACString_GetData(&spec_str, &spec);
1560
1561     TRACE("(%p)->(%p(%s) %p)\n", This, aURI, debugstr_a(spec), _retval);
1562
1563     nsACString_Finish(&spec_str);
1564
1565     nsres = on_start_uri_open(This, aURI, _retval);
1566     if(NS_FAILED(nsres))
1567         return nsres;
1568
1569     return !*_retval && This->content_listener
1570         ? nsIURIContentListener_OnStartURIOpen(This->content_listener, aURI, _retval)
1571         : NS_OK;
1572 }
1573
1574 static nsresult NSAPI nsURIContentListener_DoContent(nsIURIContentListener *iface,
1575         const nsACString *aContentType, cpp_bool aIsContentPreferred, nsIRequest *aRequest,
1576         nsIStreamListener **aContentHandler, cpp_bool *_retval)
1577 {
1578     NSContainer *This = impl_from_nsIURIContentListener(iface);
1579
1580     TRACE("(%p)->(%p %x %p %p %p)\n", This, aContentType, aIsContentPreferred,
1581             aRequest, aContentHandler, _retval);
1582
1583     return This->content_listener
1584         ? nsIURIContentListener_DoContent(This->content_listener, aContentType,
1585                   aIsContentPreferred, aRequest, aContentHandler, _retval)
1586         : NS_ERROR_NOT_IMPLEMENTED;
1587 }
1588
1589 static nsresult NSAPI nsURIContentListener_IsPreferred(nsIURIContentListener *iface,
1590         const char *aContentType, char **aDesiredContentType, cpp_bool *_retval)
1591 {
1592     NSContainer *This = impl_from_nsIURIContentListener(iface);
1593
1594     TRACE("(%p)->(%s %p %p)\n", This, debugstr_a(aContentType), aDesiredContentType, _retval);
1595
1596     /* FIXME: Should we do something here? */
1597     *_retval = TRUE;
1598
1599     return This->content_listener
1600         ? nsIURIContentListener_IsPreferred(This->content_listener, aContentType,
1601                   aDesiredContentType, _retval)
1602         : NS_OK;
1603 }
1604
1605 static nsresult NSAPI nsURIContentListener_CanHandleContent(nsIURIContentListener *iface,
1606         const char *aContentType, cpp_bool aIsContentPreferred, char **aDesiredContentType,
1607         cpp_bool *_retval)
1608 {
1609     NSContainer *This = impl_from_nsIURIContentListener(iface);
1610
1611     TRACE("(%p)->(%s %x %p %p)\n", This, debugstr_a(aContentType), aIsContentPreferred,
1612             aDesiredContentType, _retval);
1613
1614     return This->content_listener
1615         ? nsIURIContentListener_CanHandleContent(This->content_listener, aContentType,
1616                 aIsContentPreferred, aDesiredContentType, _retval)
1617         : NS_ERROR_NOT_IMPLEMENTED;
1618 }
1619
1620 static nsresult NSAPI nsURIContentListener_GetLoadCookie(nsIURIContentListener *iface,
1621         nsISupports **aLoadCookie)
1622 {
1623     NSContainer *This = impl_from_nsIURIContentListener(iface);
1624
1625     WARN("(%p)->(%p)\n", This, aLoadCookie);
1626
1627     return This->content_listener
1628         ? nsIURIContentListener_GetLoadCookie(This->content_listener, aLoadCookie)
1629         : NS_ERROR_NOT_IMPLEMENTED;
1630 }
1631
1632 static nsresult NSAPI nsURIContentListener_SetLoadCookie(nsIURIContentListener *iface,
1633         nsISupports *aLoadCookie)
1634 {
1635     NSContainer *This = impl_from_nsIURIContentListener(iface);
1636
1637     WARN("(%p)->(%p)\n", This, aLoadCookie);
1638
1639     return This->content_listener
1640         ? nsIURIContentListener_SetLoadCookie(This->content_listener, aLoadCookie)
1641         : NS_ERROR_NOT_IMPLEMENTED;
1642 }
1643
1644 static nsresult NSAPI nsURIContentListener_GetParentContentListener(nsIURIContentListener *iface,
1645         nsIURIContentListener **aParentContentListener)
1646 {
1647     NSContainer *This = impl_from_nsIURIContentListener(iface);
1648
1649     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1650
1651     if(This->content_listener)
1652         nsIURIContentListener_AddRef(This->content_listener);
1653
1654     *aParentContentListener = This->content_listener;
1655     return NS_OK;
1656 }
1657
1658 static nsresult NSAPI nsURIContentListener_SetParentContentListener(nsIURIContentListener *iface,
1659         nsIURIContentListener *aParentContentListener)
1660 {
1661     NSContainer *This = impl_from_nsIURIContentListener(iface);
1662
1663     TRACE("(%p)->(%p)\n", This, aParentContentListener);
1664
1665     if(aParentContentListener == &This->nsIURIContentListener_iface)
1666         return NS_OK;
1667
1668     if(This->content_listener)
1669         nsIURIContentListener_Release(This->content_listener);
1670
1671     This->content_listener = aParentContentListener;
1672     if(This->content_listener)
1673         nsIURIContentListener_AddRef(This->content_listener);
1674
1675     return NS_OK;
1676 }
1677
1678 static const nsIURIContentListenerVtbl nsURIContentListenerVtbl = {
1679     nsURIContentListener_QueryInterface,
1680     nsURIContentListener_AddRef,
1681     nsURIContentListener_Release,
1682     nsURIContentListener_OnStartURIOpen,
1683     nsURIContentListener_DoContent,
1684     nsURIContentListener_IsPreferred,
1685     nsURIContentListener_CanHandleContent,
1686     nsURIContentListener_GetLoadCookie,
1687     nsURIContentListener_SetLoadCookie,
1688     nsURIContentListener_GetParentContentListener,
1689     nsURIContentListener_SetParentContentListener
1690 };
1691
1692 /**********************************************************
1693  *      nsIEmbeddinSiteWindow interface
1694  */
1695
1696 static inline NSContainer *impl_from_nsIEmbeddingSiteWindow(nsIEmbeddingSiteWindow *iface)
1697 {
1698     return CONTAINING_RECORD(iface, NSContainer, nsIEmbeddingSiteWindow_iface);
1699 }
1700
1701 static nsresult NSAPI nsEmbeddingSiteWindow_QueryInterface(nsIEmbeddingSiteWindow *iface,
1702         nsIIDRef riid, void **result)
1703 {
1704     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1705     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1706 }
1707
1708 static nsrefcnt NSAPI nsEmbeddingSiteWindow_AddRef(nsIEmbeddingSiteWindow *iface)
1709 {
1710     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1711     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1712 }
1713
1714 static nsrefcnt NSAPI nsEmbeddingSiteWindow_Release(nsIEmbeddingSiteWindow *iface)
1715 {
1716     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1717     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1718 }
1719
1720 static nsresult NSAPI nsEmbeddingSiteWindow_SetDimensions(nsIEmbeddingSiteWindow *iface,
1721         UINT32 flags, LONG x, LONG y, LONG cx, LONG cy)
1722 {
1723     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1724     WARN("(%p)->(%08x %d %d %d %d)\n", This, flags, x, y, cx, cy);
1725     return NS_ERROR_NOT_IMPLEMENTED;
1726 }
1727
1728 static nsresult NSAPI nsEmbeddingSiteWindow_GetDimensions(nsIEmbeddingSiteWindow *iface,
1729         UINT32 flags, LONG *x, LONG *y, LONG *cx, LONG *cy)
1730 {
1731     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1732     RECT r;
1733
1734     TRACE("(%p)->(%x %p %p %p %p)\n", This, flags, x, y, cx, cy);
1735
1736     if(!GetWindowRect(This->hwnd, &r)) {
1737         ERR("GetWindowRect failed\n");
1738         return NS_ERROR_FAILURE;
1739     }
1740
1741     if(x)
1742         *x = r.left;
1743     if(y)
1744         *y = r.top;
1745     if(cx)
1746         *cx = r.right-r.left;
1747     if(cy)
1748         *cy = r.bottom-r.top;
1749     return NS_OK;
1750 }
1751
1752 static nsresult NSAPI nsEmbeddingSiteWindow_SetFocus(nsIEmbeddingSiteWindow *iface)
1753 {
1754     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1755
1756     TRACE("(%p)\n", This);
1757
1758     return nsIBaseWindow_SetFocus(This->window);
1759 }
1760
1761 static nsresult NSAPI nsEmbeddingSiteWindow_GetVisibility(nsIEmbeddingSiteWindow *iface,
1762         cpp_bool *aVisibility)
1763 {
1764     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1765
1766     TRACE("(%p)->(%p)\n", This, aVisibility);
1767
1768     *aVisibility = This->doc && This->doc->hwnd && IsWindowVisible(This->doc->hwnd);
1769     return NS_OK;
1770 }
1771
1772 static nsresult NSAPI nsEmbeddingSiteWindow_SetVisibility(nsIEmbeddingSiteWindow *iface,
1773         cpp_bool aVisibility)
1774 {
1775     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1776
1777     TRACE("(%p)->(%x)\n", This, aVisibility);
1778
1779     return NS_OK;
1780 }
1781
1782 static nsresult NSAPI nsEmbeddingSiteWindow_GetTitle(nsIEmbeddingSiteWindow *iface,
1783         PRUnichar **aTitle)
1784 {
1785     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1786     WARN("(%p)->(%p)\n", This, aTitle);
1787     return NS_ERROR_NOT_IMPLEMENTED;
1788 }
1789
1790 static nsresult NSAPI nsEmbeddingSiteWindow_SetTitle(nsIEmbeddingSiteWindow *iface,
1791         const PRUnichar *aTitle)
1792 {
1793     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1794     WARN("(%p)->(%s)\n", This, debugstr_w(aTitle));
1795     return NS_ERROR_NOT_IMPLEMENTED;
1796 }
1797
1798 static nsresult NSAPI nsEmbeddingSiteWindow_GetSiteWindow(nsIEmbeddingSiteWindow *iface,
1799         void **aSiteWindow)
1800 {
1801     NSContainer *This = impl_from_nsIEmbeddingSiteWindow(iface);
1802
1803     TRACE("(%p)->(%p)\n", This, aSiteWindow);
1804
1805     *aSiteWindow = This->hwnd;
1806     return NS_OK;
1807 }
1808
1809 static const nsIEmbeddingSiteWindowVtbl nsEmbeddingSiteWindowVtbl = {
1810     nsEmbeddingSiteWindow_QueryInterface,
1811     nsEmbeddingSiteWindow_AddRef,
1812     nsEmbeddingSiteWindow_Release,
1813     nsEmbeddingSiteWindow_SetDimensions,
1814     nsEmbeddingSiteWindow_GetDimensions,
1815     nsEmbeddingSiteWindow_SetFocus,
1816     nsEmbeddingSiteWindow_GetVisibility,
1817     nsEmbeddingSiteWindow_SetVisibility,
1818     nsEmbeddingSiteWindow_GetTitle,
1819     nsEmbeddingSiteWindow_SetTitle,
1820     nsEmbeddingSiteWindow_GetSiteWindow
1821 };
1822
1823 static inline NSContainer *impl_from_nsITooltipListener(nsITooltipListener *iface)
1824 {
1825     return CONTAINING_RECORD(iface, NSContainer, nsITooltipListener_iface);
1826 }
1827
1828 static nsresult NSAPI nsTooltipListener_QueryInterface(nsITooltipListener *iface, nsIIDRef riid,
1829         void **result)
1830 {
1831     NSContainer *This = impl_from_nsITooltipListener(iface);
1832     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1833 }
1834
1835 static nsrefcnt NSAPI nsTooltipListener_AddRef(nsITooltipListener *iface)
1836 {
1837     NSContainer *This = impl_from_nsITooltipListener(iface);
1838     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1839 }
1840
1841 static nsrefcnt NSAPI nsTooltipListener_Release(nsITooltipListener *iface)
1842 {
1843     NSContainer *This = impl_from_nsITooltipListener(iface);
1844     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1845 }
1846
1847 static nsresult NSAPI nsTooltipListener_OnShowTooltip(nsITooltipListener *iface,
1848         LONG aXCoord, LONG aYCoord, const PRUnichar *aTipText)
1849 {
1850     NSContainer *This = impl_from_nsITooltipListener(iface);
1851
1852     if (This->doc)
1853         show_tooltip(This->doc, aXCoord, aYCoord, aTipText);
1854
1855     return NS_OK;
1856 }
1857
1858 static nsresult NSAPI nsTooltipListener_OnHideTooltip(nsITooltipListener *iface)
1859 {
1860     NSContainer *This = impl_from_nsITooltipListener(iface);
1861
1862     if (This->doc)
1863         hide_tooltip(This->doc);
1864
1865     return NS_OK;
1866 }
1867
1868 static const nsITooltipListenerVtbl nsTooltipListenerVtbl = {
1869     nsTooltipListener_QueryInterface,
1870     nsTooltipListener_AddRef,
1871     nsTooltipListener_Release,
1872     nsTooltipListener_OnShowTooltip,
1873     nsTooltipListener_OnHideTooltip
1874 };
1875
1876 static inline NSContainer *impl_from_nsIInterfaceRequestor(nsIInterfaceRequestor *iface)
1877 {
1878     return CONTAINING_RECORD(iface, NSContainer, nsIInterfaceRequestor_iface);
1879 }
1880
1881 static nsresult NSAPI nsInterfaceRequestor_QueryInterface(nsIInterfaceRequestor *iface,
1882         nsIIDRef riid, void **result)
1883 {
1884     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1885     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1886 }
1887
1888 static nsrefcnt NSAPI nsInterfaceRequestor_AddRef(nsIInterfaceRequestor *iface)
1889 {
1890     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1891     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1892 }
1893
1894 static nsrefcnt NSAPI nsInterfaceRequestor_Release(nsIInterfaceRequestor *iface)
1895 {
1896     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1897     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1898 }
1899
1900 static nsresult NSAPI nsInterfaceRequestor_GetInterface(nsIInterfaceRequestor *iface,
1901         nsIIDRef riid, void **result)
1902 {
1903     NSContainer *This = impl_from_nsIInterfaceRequestor(iface);
1904
1905     if(IsEqualGUID(&IID_mozIDOMWindowProxy, riid)) {
1906         TRACE("(%p)->(IID_nsIDOMWindow %p)\n", This, result);
1907         return nsIWebBrowser_GetContentDOMWindow(This->webbrowser, (mozIDOMWindowProxy**)result);
1908     }
1909
1910     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1911 }
1912
1913 static const nsIInterfaceRequestorVtbl nsInterfaceRequestorVtbl = {
1914     nsInterfaceRequestor_QueryInterface,
1915     nsInterfaceRequestor_AddRef,
1916     nsInterfaceRequestor_Release,
1917     nsInterfaceRequestor_GetInterface
1918 };
1919
1920 static inline NSContainer *impl_from_nsISupportsWeakReference(nsISupportsWeakReference *iface)
1921 {
1922     return CONTAINING_RECORD(iface, NSContainer, nsISupportsWeakReference_iface);
1923 }
1924
1925 static nsresult NSAPI nsSupportsWeakReference_QueryInterface(nsISupportsWeakReference *iface,
1926         nsIIDRef riid, void **result)
1927 {
1928     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1929     return nsIWebBrowserChrome_QueryInterface(&This->nsIWebBrowserChrome_iface, riid, result);
1930 }
1931
1932 static nsrefcnt NSAPI nsSupportsWeakReference_AddRef(nsISupportsWeakReference *iface)
1933 {
1934     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1935     return nsIWebBrowserChrome_AddRef(&This->nsIWebBrowserChrome_iface);
1936 }
1937
1938 static nsrefcnt NSAPI nsSupportsWeakReference_Release(nsISupportsWeakReference *iface)
1939 {
1940     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1941     return nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
1942 }
1943
1944 static nsresult NSAPI nsSupportsWeakReference_GetWeakReference(nsISupportsWeakReference *iface,
1945         nsIWeakReference **_retval)
1946 {
1947     NSContainer *This = impl_from_nsISupportsWeakReference(iface);
1948
1949     TRACE("(%p)->(%p)\n", This, _retval);
1950
1951     if(!This->weak_reference) {
1952         This->weak_reference = heap_alloc(sizeof(nsWeakReference));
1953         if(!This->weak_reference)
1954             return NS_ERROR_OUT_OF_MEMORY;
1955
1956         This->weak_reference->nsIWeakReference_iface.lpVtbl = &nsWeakReferenceVtbl;
1957         This->weak_reference->ref = 1;
1958         This->weak_reference->nscontainer = This;
1959     }
1960
1961     *_retval = &This->weak_reference->nsIWeakReference_iface;
1962     nsIWeakReference_AddRef(*_retval);
1963     return NS_OK;
1964 }
1965
1966 static const nsISupportsWeakReferenceVtbl nsSupportsWeakReferenceVtbl = {
1967     nsSupportsWeakReference_QueryInterface,
1968     nsSupportsWeakReference_AddRef,
1969     nsSupportsWeakReference_Release,
1970     nsSupportsWeakReference_GetWeakReference
1971 };
1972
1973 static HRESULT init_nscontainer(NSContainer *nscontainer)
1974 {
1975     nsIWebBrowserSetup *wbsetup;
1976     nsIScrollable *scrollable;
1977     nsresult nsres;
1978
1979     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_WEBBROWSER_CONTRACTID,
1980             NULL, &IID_nsIWebBrowser, (void**)&nscontainer->webbrowser);
1981     if(NS_FAILED(nsres)) {
1982         ERR("Creating WebBrowser failed: %08x\n", nsres);
1983         return E_FAIL;
1984     }
1985
1986     nsres = nsIWebBrowser_SetContainerWindow(nscontainer->webbrowser, &nscontainer->nsIWebBrowserChrome_iface);
1987     if(NS_FAILED(nsres)) {
1988         ERR("SetContainerWindow failed: %08x\n", nsres);
1989         return E_FAIL;
1990     }
1991
1992     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIBaseWindow,
1993             (void**)&nscontainer->window);
1994     if(NS_FAILED(nsres)) {
1995         ERR("Could not get nsIBaseWindow interface: %08x\n", nsres);
1996         return E_FAIL;
1997     }
1998
1999     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserSetup,
2000                                          (void**)&wbsetup);
2001     if(NS_SUCCEEDED(nsres)) {
2002         nsres = nsIWebBrowserSetup_SetProperty(wbsetup, SETUP_IS_CHROME_WRAPPER, FALSE);
2003         nsIWebBrowserSetup_Release(wbsetup);
2004         if(NS_FAILED(nsres)) {
2005             ERR("SetProperty(SETUP_IS_CHROME_WRAPPER) failed: %08x\n", nsres);
2006             return E_FAIL;
2007         }
2008     }else {
2009         ERR("Could not get nsIWebBrowserSetup interface\n");
2010         return E_FAIL;
2011     }
2012
2013     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebNavigation,
2014             (void**)&nscontainer->navigation);
2015     if(NS_FAILED(nsres)) {
2016         ERR("Could not get nsIWebNavigation interface: %08x\n", nsres);
2017         return E_FAIL;
2018     }
2019
2020     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIWebBrowserFocus,
2021             (void**)&nscontainer->focus);
2022     if(NS_FAILED(nsres)) {
2023         ERR("Could not get nsIWebBrowserFocus interface: %08x\n", nsres);
2024         return E_FAIL;
2025     }
2026
2027     if(!nscontainer_class) {
2028         register_nscontainer_class();
2029         if(!nscontainer_class)
2030             return E_FAIL;
2031     }
2032
2033     nscontainer->hwnd = CreateWindowExW(0, wszNsContainer, NULL,
2034             WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN, 0, 0, 100, 100,
2035             GetDesktopWindow(), NULL, hInst, nscontainer);
2036     if(!nscontainer->hwnd) {
2037         WARN("Could not create window\n");
2038         return E_FAIL;
2039     }
2040
2041     nsres = nsIBaseWindow_InitWindow(nscontainer->window, nscontainer->hwnd, NULL, 0, 0, 100, 100);
2042     if(NS_SUCCEEDED(nsres)) {
2043         nsres = nsIBaseWindow_Create(nscontainer->window);
2044         if(NS_FAILED(nsres)) {
2045             WARN("Creating window failed: %08x\n", nsres);
2046             return E_FAIL;
2047         }
2048
2049         nsIBaseWindow_SetVisibility(nscontainer->window, FALSE);
2050         nsIBaseWindow_SetEnabled(nscontainer->window, FALSE);
2051     }else {
2052         ERR("InitWindow failed: %08x\n", nsres);
2053         return E_FAIL;
2054     }
2055
2056     nsres = nsIWebBrowser_SetParentURIContentListener(nscontainer->webbrowser,
2057             &nscontainer->nsIURIContentListener_iface);
2058     if(NS_FAILED(nsres))
2059         ERR("SetParentURIContentListener failed: %08x\n", nsres);
2060
2061     nsres = nsIWebBrowser_QueryInterface(nscontainer->webbrowser, &IID_nsIScrollable, (void**)&scrollable);
2062     if(NS_SUCCEEDED(nsres)) {
2063         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
2064                 ScrollOrientation_Y, Scrollbar_Always);
2065         if(NS_FAILED(nsres))
2066             ERR("Could not set default Y scrollbar prefs: %08x\n", nsres);
2067
2068         nsres = nsIScrollable_SetDefaultScrollbarPreferences(scrollable,
2069                 ScrollOrientation_X, Scrollbar_Auto);
2070         if(NS_FAILED(nsres))
2071             ERR("Could not set default X scrollbar prefs: %08x\n", nsres);
2072
2073         nsIScrollable_Release(scrollable);
2074     }else {
2075         ERR("Could not get nsIScrollable: %08x\n", nsres);
2076     }
2077
2078     return S_OK;
2079 }
2080
2081 HRESULT create_nscontainer(HTMLDocumentObj *doc, NSContainer **_ret)
2082 {
2083     NSContainer *ret;
2084     HRESULT hres;
2085
2086     if(!load_gecko())
2087         return CLASS_E_CLASSNOTAVAILABLE;
2088
2089     ret = heap_alloc_zero(sizeof(NSContainer));
2090     if(!ret)
2091         return E_OUTOFMEMORY;
2092
2093     ret->nsIWebBrowserChrome_iface.lpVtbl = &nsWebBrowserChromeVtbl;
2094     ret->nsIContextMenuListener_iface.lpVtbl = &nsContextMenuListenerVtbl;
2095     ret->nsIURIContentListener_iface.lpVtbl = &nsURIContentListenerVtbl;
2096     ret->nsIEmbeddingSiteWindow_iface.lpVtbl = &nsEmbeddingSiteWindowVtbl;
2097     ret->nsITooltipListener_iface.lpVtbl = &nsTooltipListenerVtbl;
2098     ret->nsIInterfaceRequestor_iface.lpVtbl = &nsInterfaceRequestorVtbl;
2099     ret->nsISupportsWeakReference_iface.lpVtbl = &nsSupportsWeakReferenceVtbl;
2100
2101     ret->doc = doc;
2102     ret->ref = 1;
2103
2104     hres = init_nscontainer(ret);
2105     if(SUCCEEDED(hres))
2106         *_ret = ret;
2107     else
2108         nsIWebBrowserChrome_Release(&ret->nsIWebBrowserChrome_iface);
2109     return hres;
2110 }
2111
2112 void NSContainer_Release(NSContainer *This)
2113 {
2114     TRACE("(%p)\n", This);
2115
2116     This->doc = NULL;
2117
2118     ShowWindow(This->hwnd, SW_HIDE);
2119     SetParent(This->hwnd, NULL);
2120
2121     nsIBaseWindow_SetVisibility(This->window, FALSE);
2122     nsIBaseWindow_Destroy(This->window);
2123
2124     nsIWebBrowser_SetContainerWindow(This->webbrowser, NULL);
2125
2126     nsIWebBrowser_Release(This->webbrowser);
2127     This->webbrowser = NULL;
2128
2129     nsIWebNavigation_Release(This->navigation);
2130     This->navigation = NULL;
2131
2132     nsIBaseWindow_Release(This->window);
2133     This->window = NULL;
2134
2135     nsIWebBrowserFocus_Release(This->focus);
2136     This->focus = NULL;
2137
2138     if(This->editor_controller) {
2139         nsIController_Release(This->editor_controller);
2140         This->editor_controller = NULL;
2141     }
2142
2143     if(This->editor) {
2144         nsIEditor_Release(This->editor);
2145         This->editor = NULL;
2146     }
2147
2148     if(This->content_listener) {
2149         nsIURIContentListener_Release(This->content_listener);
2150         This->content_listener = NULL;
2151     }
2152
2153     if(This->hwnd) {
2154         DestroyWindow(This->hwnd);
2155         This->hwnd = NULL;
2156     }
2157
2158     nsIWebBrowserChrome_Release(&This->nsIWebBrowserChrome_iface);
2159 }
2160
2161 /*
2162  * FIXME: nsIScriptObjectPrincipal uses thiscall calling convention, so we need this hack on i386.
2163  * This will be removed after the next Gecko update, that will change calling convention on Gecko side.
2164  */
2165 #ifdef __i386__
2166 extern void *call_thiscall_func;
2167 __ASM_GLOBAL_FUNC(call_thiscall_func,
2168         "popl %eax\n\t"
2169         "popl %edx\n\t"
2170         "popl %ecx\n\t"
2171         "pushl %eax\n\t"
2172         "jmp *%edx\n\t")
2173 #define nsIScriptObjectPrincipal_GetPrincipal(this) ((void* (WINAPI*)(void*,void*))&call_thiscall_func)((this)->lpVtbl->GetPrincipal,this)
2174 #endif
2175
2176 nsIXMLHttpRequest *create_nsxhr(nsIDOMWindow *nswindow)
2177 {
2178     nsIScriptObjectPrincipal *sop;
2179     mozIDOMWindow *inner_window;
2180     nsIPrincipal *nspri;
2181     nsIGlobalObject *nsglo;
2182     nsIXMLHttpRequest *nsxhr;
2183     nsresult nsres;
2184
2185     nsres = nsIDOMWindow_GetInnerWindow(nswindow, &inner_window);
2186     if(NS_FAILED(nsres)) {
2187         ERR("Could not get inner window: %08x\n", nsres);
2188         return NULL;
2189     }
2190
2191     nsres = mozIDOMWindow_QueryInterface(inner_window, &IID_nsIGlobalObject, (void **)&nsglo);
2192     mozIDOMWindow_Release(inner_window);
2193     assert(nsres == NS_OK);
2194
2195     nsres = nsIGlobalObject_QueryInterface(nsglo, &IID_nsIScriptObjectPrincipal, (void**)&sop);
2196     assert(nsres == NS_OK);
2197
2198     nspri = nsIScriptObjectPrincipal_GetPrincipal(sop);
2199     nsIScriptObjectPrincipal_Release(sop);
2200
2201     nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr,
2202             NS_XMLHTTPREQUEST_CONTRACTID, NULL, &IID_nsIXMLHttpRequest,
2203             (void**)&nsxhr);
2204     if(NS_SUCCEEDED(nsres)) {
2205         nsres = nsIXMLHttpRequest_Init(nsxhr, nspri, NULL, nsglo, NULL, NULL);
2206         if(NS_FAILED(nsres))
2207             nsIXMLHttpRequest_Release(nsxhr);
2208     }
2209     nsISupports_Release(nspri);
2210     nsIGlobalObject_Release(nsglo);
2211     if(NS_FAILED(nsres)) {
2212         ERR("nsIXMLHttpRequest_Init failed: %08x\n", nsres);
2213         return NULL;
2214     }
2215
2216     return nsxhr;
2217 }