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