dlls/shell32/shellole.c

   1 /*
   2  *      handling of SHELL32.DLL OLE-Objects
   3  *
   4  *      Copyright 1997  Marcus Meissner
   5  *      Copyright 1998  Juergen Schmied  <juergen.schmied@metronet.de>
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include <stdarg.h>
  23 #include <stdlib.h>
  24 #include <string.h>
  25
  26 #define COBJMACROS
  27 #define NONAMELESSUNION
  28
  29 #include "windef.h"
  30 #include "winbase.h"
  31 #include "shellapi.h"
  32 #include "wingdi.h"
  33 #include "winuser.h"
  34 #include "shlobj.h"
  35 #include "shlguid.h"
  36 #include "shldisp.h"
  37 #include "gdiplus.h"
  38 #include "shimgdata.h"
  39 #include "winreg.h"
  40 #include "winerror.h"
  41
  42 #include "undocshell.h"
  43 #include "shell32_main.h"
  44
  45 #include "wine/debug.h"
  46 #include "shlwapi.h"
  47 #include "debughlp.h"
  48
  49 WINE_DEFAULT_DEBUG_CHANNEL(shell);
  50
  51 extern INT WINAPI SHStringFromGUIDW(REFGUID guid, LPWSTR lpszDest, INT cchMax);  /* shlwapi.24 */
  52 static HRESULT WINAPI ShellImageDataFactory_Constructor(IUnknown *outer, REFIID riid, void **obj);
  53
  54 /**************************************************************************
  55  * Default ClassFactory types
  56  */
  57 typedef HRESULT (CALLBACK *LPFNCREATEINSTANCE)(IUnknown* pUnkOuter, REFIID riid, LPVOID* ppvObject);
  58 static IClassFactory * IDefClF_fnConstructor(LPFNCREATEINSTANCE lpfnCI, PLONG pcRefDll, REFIID riidInst);
  59
  60 /* this table contains all CLSIDs of shell32 objects */
  61 static const struct {
  62         REFIID                  clsid;
  63         LPFNCREATEINSTANCE      lpfnCI;
  64 } InterfaceTable[] = {
  65
  66         {&CLSID_ApplicationAssociationRegistration, ApplicationAssociationRegistration_Constructor},
  67         {&CLSID_ApplicationDestinations, ApplicationDestinations_Constructor},
  68         {&CLSID_ApplicationDocumentLists, ApplicationDocumentLists_Constructor},
  69         {&CLSID_AutoComplete,   IAutoComplete_Constructor},
  70         {&CLSID_ControlPanel,   IControlPanel_Constructor},
  71         {&CLSID_DragDropHelper, IDropTargetHelper_Constructor},
  72         {&CLSID_FolderShortcut, FolderShortcut_Constructor},
  73         {&CLSID_MyComputer,     ISF_MyComputer_Constructor},
  74         {&CLSID_MyDocuments,    MyDocuments_Constructor},
  75         {&CLSID_NetworkPlaces,  ISF_NetworkPlaces_Constructor},
  76         {&CLSID_Printers,       Printers_Constructor},
  77         {&CLSID_QueryAssociations, QueryAssociations_Constructor},
  78         {&CLSID_RecycleBin,     RecycleBin_Constructor},
  79         {&CLSID_ShellDesktop,   ISF_Desktop_Constructor},
  80         {&CLSID_ShellFSFolder,  IFSFolder_Constructor},
  81         {&CLSID_ShellItem,      IShellItem_Constructor},
  82         {&CLSID_ShellLink,      IShellLink_Constructor},
  83         {&CLSID_UnixDosFolder,  UnixDosFolder_Constructor},
  84         {&CLSID_UnixFolder,     UnixFolder_Constructor},
  85         {&CLSID_ExplorerBrowser,ExplorerBrowser_Constructor},
  86         {&CLSID_KnownFolderManager, KnownFolderManager_Constructor},
  87         {&CLSID_Shell,          IShellDispatch_Constructor},
  88         {&CLSID_DestinationList, CustomDestinationList_Constructor},
  89         {&CLSID_ShellImageDataFactory, ShellImageDataFactory_Constructor},
  90         {&CLSID_FileOperation, IFileOperation_Constructor},
  91         {NULL, NULL}
  92 };
  93
  94 /*************************************************************************
  95  * SHCoCreateInstance [SHELL32.102]
  96  *
  97  * Equivalent to CoCreateInstance. Under Windows 9x this function could sometimes
  98  * use the shell32 built-in "mini-COM" without the need to load ole32.dll - see
  99  * SHLoadOLE for details.
 100  *
 101  * Under wine if a "LoadWithoutCOM" value is present or the object resides in
 102  * shell32.dll the function will load the object manually without the help of ole32
 103  *
 104  * NOTES
 105  *     exported by ordinal
 106  *
 107  * SEE ALSO
 108  *     CoCreateInstance, SHLoadOLE
 109  */
 110 HRESULT WINAPI SHCoCreateInstance(
 111         LPCWSTR aclsid,
 112         const CLSID *clsid,
 113         LPUNKNOWN pUnkOuter,
 114         REFIID refiid,
 115         LPVOID *ppv)
 116 {
 117         DWORD   hres;
 118         IID     iid;
 119         const   CLSID * myclsid = clsid;
 120         WCHAR   sKeyName[MAX_PATH];
 121         WCHAR   sClassID[60];
 122         WCHAR   sDllPath[MAX_PATH];
 123         HKEY    hKey = 0;
 124         DWORD   dwSize;
 125         IClassFactory * pcf = NULL;
 126
 127         if(!ppv) return E_POINTER;
 128         *ppv=NULL;
 129
 130         /* if the clsid is a string, convert it */
 131         if (!clsid)
 132         {
 133           if (!aclsid) return REGDB_E_CLASSNOTREG;
 134           SHCLSIDFromStringW(aclsid, &iid);
 135           myclsid = &iid;
 136         }
 137
 138         TRACE("(%p,%s,unk:%p,%s,%p)\n",
 139                 aclsid,shdebugstr_guid(myclsid),pUnkOuter,shdebugstr_guid(refiid),ppv);
 140
 141         if (SUCCEEDED(DllGetClassObject(myclsid, &IID_IClassFactory,(LPVOID*)&pcf)))
 142         {
 143             hres = IClassFactory_CreateInstance(pcf, pUnkOuter, refiid, ppv);
 144             IClassFactory_Release(pcf);
 145             goto end;
 146         }
 147
 148         /* we look up the dll path in the registry */
 149         SHStringFromGUIDW(myclsid, sClassID, ARRAY_SIZE(sClassID));
 150         swprintf( sKeyName, ARRAY_SIZE(sKeyName), L"CLSID\\%s\\InprocServer32", sClassID );
 151
 152         if (RegOpenKeyExW(HKEY_CLASSES_ROOT, sKeyName, 0, KEY_READ, &hKey))
 153             return E_ACCESSDENIED;
 154
 155         /* if a special registry key is set, we load a shell extension without help of OLE32 */
 156         if (!SHQueryValueExW(hKey, L"LoadWithoutCOM", 0, 0, 0, 0))
 157         {
 158             /* load an external dll without ole32 */
 159             HANDLE hLibrary;
 160             typedef HRESULT (CALLBACK *DllGetClassObjectFunc)(REFCLSID clsid, REFIID iid, LPVOID *ppv);
 161             DllGetClassObjectFunc DllGetClassObject;
 162
 163             dwSize = sizeof(sDllPath);
 164             SHQueryValueExW(hKey, NULL, 0,0, sDllPath, &dwSize );
 165
 166             if ((hLibrary = LoadLibraryExW(sDllPath, 0, LOAD_WITH_ALTERED_SEARCH_PATH)) == 0) {
 167                 ERR("couldn't load InprocServer32 dll %s\n", debugstr_w(sDllPath));
 168                 hres = E_ACCESSDENIED;
 169                 goto end;
 170             } else if (!(DllGetClassObject = (DllGetClassObjectFunc)GetProcAddress(hLibrary, "DllGetClassObject"))) {
 171                 ERR("couldn't find function DllGetClassObject in %s\n", debugstr_w(sDllPath));
 172                 FreeLibrary( hLibrary );
 173                 hres = E_ACCESSDENIED;
 174                 goto end;
 175             } else if (FAILED(hres = DllGetClassObject(myclsid, &IID_IClassFactory, (LPVOID*)&pcf))) {
 176                     TRACE("GetClassObject failed 0x%08x\n", hres);
 177                     goto end;
 178             }
 179
 180             hres = IClassFactory_CreateInstance(pcf, pUnkOuter, refiid, ppv);
 181             IClassFactory_Release(pcf);
 182         } else {
 183
 184             /* load an external dll in the usual way */
 185             hres = CoCreateInstance(myclsid, pUnkOuter, CLSCTX_INPROC_SERVER, refiid, ppv);
 186         }
 187
 188 end:
 189         if (hKey) RegCloseKey(hKey);
 190         if(hres!=S_OK)
 191         {
 192           ERR("failed (0x%08x) to create CLSID:%s IID:%s\n",
 193               hres, shdebugstr_guid(myclsid), shdebugstr_guid(refiid));
 194           ERR("class not found in registry\n");
 195         }
 196
 197         TRACE("-- instance: %p\n",*ppv);
 198         return hres;
 199 }
 200
 201 /*************************************************************************
 202  * DllGetClassObject     [SHELL32.@]
 203  * SHDllGetClassObject   [SHELL32.128]
 204  */
 205 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv)
 206 {
 207         IClassFactory * pcf = NULL;
 208         HRESULT hres;
 209         int i;
 210
 211         TRACE("CLSID:%s,IID:%s\n",shdebugstr_guid(rclsid),shdebugstr_guid(iid));
 212
 213         if (!ppv) return E_INVALIDARG;
 214         *ppv = NULL;
 215
 216         /* search our internal interface table */
 217         for(i=0;InterfaceTable[i].clsid;i++) {
 218             if(IsEqualIID(InterfaceTable[i].clsid, rclsid)) {
 219                 TRACE("index[%u]\n", i);
 220                 pcf = IDefClF_fnConstructor(InterfaceTable[i].lpfnCI, NULL, NULL);
 221                 break;
 222             }
 223         }
 224
 225         if (!pcf) {
 226             FIXME("failed for CLSID=%s\n", shdebugstr_guid(rclsid));
 227             return CLASS_E_CLASSNOTAVAILABLE;
 228         }
 229
 230         hres = IClassFactory_QueryInterface(pcf, iid, ppv);
 231         IClassFactory_Release(pcf);
 232
 233         TRACE("-- pointer to class factory: %p\n",*ppv);
 234         return hres;
 235 }
 236
 237 /*************************************************************************
 238  * SHCLSIDFromString                            [SHELL32.147]
 239  *
 240  * Under Windows 9x this was an ANSI version of CLSIDFromString. It also allowed
 241  * to avoid dependency on ole32.dll (see SHLoadOLE for details).
 242  *
 243  * Under Windows NT/2000/XP this is equivalent to CLSIDFromString
 244  *
 245  * NOTES
 246  *     exported by ordinal
 247  *
 248  * SEE ALSO
 249  *     CLSIDFromString, SHLoadOLE
 250  */
 251 DWORD WINAPI SHCLSIDFromStringA (LPCSTR clsid, CLSID *id)
 252 {
 253     WCHAR buffer[40];
 254     TRACE("(%p(%s) %p)\n", clsid, clsid, id);
 255     if (!MultiByteToWideChar( CP_ACP, 0, clsid, -1, buffer, ARRAY_SIZE(buffer) ))
 256         return CO_E_CLASSSTRING;
 257     return CLSIDFromString( buffer, id );
 258 }
 259 DWORD WINAPI SHCLSIDFromStringW (LPCWSTR clsid, CLSID *id)
 260 {
 261         TRACE("(%p(%s) %p)\n", clsid, debugstr_w(clsid), id);
 262         return CLSIDFromString(clsid, id);
 263 }
 264 DWORD WINAPI SHCLSIDFromStringAW (LPCVOID clsid, CLSID *id)
 265 {
 266         if (SHELL_OsIsUnicode())
 267           return SHCLSIDFromStringW (clsid, id);
 268         return SHCLSIDFromStringA (clsid, id);
 269 }
 270
 271 /*************************************************************************
 272  *                       SHGetMalloc                    [SHELL32.@]
 273  *
 274  * Equivalent to CoGetMalloc(MEMCTX_TASK, ...). Under Windows 9x this function
 275  * could use the shell32 built-in "mini-COM" without the need to load ole32.dll -
 276  * see SHLoadOLE for details.
 277  *
 278  * PARAMS
 279  *  lpmal [O] Destination for IMalloc interface.
 280  *
 281  * RETURNS
 282  *  Success: S_OK. lpmal contains the shells IMalloc interface.
 283  *  Failure. An HRESULT error code.
 284  *
 285  * SEE ALSO
 286  *  CoGetMalloc, SHLoadOLE
 287  */
 288 HRESULT WINAPI SHGetMalloc(LPMALLOC *lpmal)
 289 {
 290         TRACE("(%p)\n", lpmal);
 291         return CoGetMalloc(MEMCTX_TASK, lpmal);
 292 }
 293
 294 /*************************************************************************
 295  * SHAlloc                                      [SHELL32.196]
 296  *
 297  * Equivalent to CoTaskMemAlloc. Under Windows 9x this function could use
 298  * the shell32 built-in "mini-COM" without the need to load ole32.dll -
 299  * see SHLoadOLE for details.
 300  *
 301  * NOTES
 302  *     exported by ordinal
 303  *
 304  * SEE ALSO
 305  *     CoTaskMemAlloc, SHLoadOLE
 306  */
 307 LPVOID WINAPI SHAlloc(DWORD len)
 308 {
 309         LPVOID ret;
 310
 311         ret = CoTaskMemAlloc(len);
 312         TRACE("%u bytes at %p\n",len, ret);
 313         return ret;
 314 }
 315
 316 /*************************************************************************
 317  * SHFree                                       [SHELL32.195]
 318  *
 319  * Equivalent to CoTaskMemFree. Under Windows 9x this function could use
 320  * the shell32 built-in "mini-COM" without the need to load ole32.dll -
 321  * see SHLoadOLE for details.
 322  *
 323  * NOTES
 324  *     exported by ordinal
 325  *
 326  * SEE ALSO
 327  *     CoTaskMemFree, SHLoadOLE
 328  */
 329 void WINAPI SHFree(LPVOID pv)
 330 {
 331         TRACE("%p\n",pv);
 332         CoTaskMemFree(pv);
 333 }
 334
 335 /*************************************************************************
 336  * SHGetDesktopFolder                   [SHELL32.@]
 337  */
 338 HRESULT WINAPI SHGetDesktopFolder(IShellFolder **psf)
 339 {
 340         HRESULT hres;
 341
 342         TRACE("(%p)\n", psf);
 343
 344         if(!psf) return E_INVALIDARG;
 345
 346         *psf = NULL;
 347         hres = ISF_Desktop_Constructor(NULL, &IID_IShellFolder, (LPVOID*)psf);
 348
 349         TRACE("-- %p->(%p) 0x%08x\n", psf, *psf, hres);
 350         return hres;
 351 }
 352 /**************************************************************************
 353  * Default ClassFactory Implementation
 354  *
 355  * SHCreateDefClassObject
 356  *
 357  * NOTES
 358  *  Helper function for dlls without their own classfactory.
 359  *  A generic classfactory is returned.
 360  *  When the CreateInstance of the cf is called the callback is executed.
 361  */
 362
 363 typedef struct
 364 {
 365     IClassFactory               IClassFactory_iface;
 366     LONG                        ref;
 367     CLSID                       *rclsid;
 368     LPFNCREATEINSTANCE          lpfnCI;
 369     const IID *                 riidInst;
 370     LONG *                      pcRefDll; /* pointer to refcounter in external dll (ugrrr...) */
 371 } IDefClFImpl;
 372
 373 static inline IDefClFImpl *impl_from_IClassFactory(IClassFactory *iface)
 374 {
 375         return CONTAINING_RECORD(iface, IDefClFImpl, IClassFactory_iface);
 376 }
 377
 378 static const IClassFactoryVtbl dclfvt;
 379
 380 /**************************************************************************
 381  *  IDefClF_fnConstructor
 382  */
 383
 384 static IClassFactory * IDefClF_fnConstructor(LPFNCREATEINSTANCE lpfnCI, PLONG pcRefDll, REFIID riidInst)
 385 {
 386         IDefClFImpl* lpclf;
 387
 388         lpclf = heap_alloc(sizeof(*lpclf));
 389         lpclf->ref = 1;
 390         lpclf->IClassFactory_iface.lpVtbl = &dclfvt;
 391         lpclf->lpfnCI = lpfnCI;
 392         lpclf->pcRefDll = pcRefDll;
 393
 394         if (pcRefDll) InterlockedIncrement(pcRefDll);
 395         lpclf->riidInst = riidInst;
 396
 397         TRACE("(%p)%s\n",lpclf, shdebugstr_guid(riidInst));
 398         return &lpclf->IClassFactory_iface;
 399 }
 400 /**************************************************************************
 401  *  IDefClF_fnQueryInterface
 402  */
 403 static HRESULT WINAPI IDefClF_fnQueryInterface(
 404   LPCLASSFACTORY iface, REFIID riid, LPVOID *ppvObj)
 405 {
 406         IDefClFImpl *This = impl_from_IClassFactory(iface);
 407
 408         TRACE("(%p)->(%s)\n",This,shdebugstr_guid(riid));
 409
 410         *ppvObj = NULL;
 411
 412         if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IClassFactory)) {
 413           *ppvObj = This;
 414           InterlockedIncrement(&This->ref);
 415           return S_OK;
 416         }
 417
 418         TRACE("-- E_NOINTERFACE\n");
 419         return E_NOINTERFACE;
 420 }
 421 /******************************************************************************
 422  * IDefClF_fnAddRef
 423  */
 424 static ULONG WINAPI IDefClF_fnAddRef(LPCLASSFACTORY iface)
 425 {
 426         IDefClFImpl *This = impl_from_IClassFactory(iface);
 427         ULONG refCount = InterlockedIncrement(&This->ref);
 428
 429         TRACE("(%p)->(count=%u)\n", This, refCount - 1);
 430
 431         return refCount;
 432 }
 433 /******************************************************************************
 434  * IDefClF_fnRelease
 435  */
 436 static ULONG WINAPI IDefClF_fnRelease(LPCLASSFACTORY iface)
 437 {
 438         IDefClFImpl *This = impl_from_IClassFactory(iface);
 439         ULONG refCount = InterlockedDecrement(&This->ref);
 440
 441         TRACE("(%p)->(count=%u)\n", This, refCount + 1);
 442
 443         if (!refCount)
 444         {
 445           if (This->pcRefDll) InterlockedDecrement(This->pcRefDll);
 446
 447           TRACE("-- destroying IClassFactory(%p)\n",This);
 448           heap_free(This);
 449         }
 450
 451         return refCount;
 452 }
 453 /******************************************************************************
 454  * IDefClF_fnCreateInstance
 455  */
 456 static HRESULT WINAPI IDefClF_fnCreateInstance(
 457   LPCLASSFACTORY iface, LPUNKNOWN pUnkOuter, REFIID riid, LPVOID *ppvObject)
 458 {
 459         IDefClFImpl *This = impl_from_IClassFactory(iface);
 460
 461         TRACE("%p->(%p,%s,%p)\n",This,pUnkOuter,shdebugstr_guid(riid),ppvObject);
 462
 463         *ppvObject = NULL;
 464
 465         if ( This->riidInst==NULL ||
 466              IsEqualCLSID(riid, This->riidInst) ||
 467              IsEqualCLSID(riid, &IID_IUnknown) )
 468         {
 469           return This->lpfnCI(pUnkOuter, riid, ppvObject);
 470         }
 471
 472         ERR("unknown IID requested %s\n",shdebugstr_guid(riid));
 473         return E_NOINTERFACE;
 474 }
 475 /******************************************************************************
 476  * IDefClF_fnLockServer
 477  */
 478 static HRESULT WINAPI IDefClF_fnLockServer(LPCLASSFACTORY iface, BOOL fLock)
 479 {
 480         IDefClFImpl *This = impl_from_IClassFactory(iface);
 481         TRACE("%p->(0x%x), not implemented\n",This, fLock);
 482         return E_NOTIMPL;
 483 }
 484
 485 static const IClassFactoryVtbl dclfvt =
 486 {
 487     IDefClF_fnQueryInterface,
 488     IDefClF_fnAddRef,
 489   IDefClF_fnRelease,
 490   IDefClF_fnCreateInstance,
 491   IDefClF_fnLockServer
 492 };
 493
 494 /******************************************************************************
 495  * SHCreateDefClassObject                       [SHELL32.70]
 496  */
 497 HRESULT WINAPI SHCreateDefClassObject(
 498         REFIID  riid,
 499         LPVOID* ppv,
 500         LPFNCREATEINSTANCE lpfnCI,      /* [in] create instance callback entry */
 501         LPDWORD pcRefDll,               /* [in/out] ref count of the dll */
 502         REFIID  riidInst)               /* [in] optional interface to the instance */
 503 {
 504         IClassFactory * pcf;
 505
 506         TRACE("%s %p %p %p %s\n",
 507               shdebugstr_guid(riid), ppv, lpfnCI, pcRefDll, shdebugstr_guid(riidInst));
 508
 509         if (! IsEqualCLSID(riid, &IID_IClassFactory) ) return E_NOINTERFACE;
 510         if (! (pcf = IDefClF_fnConstructor(lpfnCI, (PLONG)pcRefDll, riidInst))) return E_OUTOFMEMORY;
 511         *ppv = pcf;
 512         return S_OK;
 513 }
 514
 515 /*************************************************************************
 516  *  DragAcceptFiles             [SHELL32.@]
 517  */
 518 void WINAPI DragAcceptFiles(HWND hWnd, BOOL b)
 519 {
 520         LONG exstyle;
 521
 522         if( !IsWindow(hWnd) ) return;
 523         exstyle = GetWindowLongA(hWnd,GWL_EXSTYLE);
 524         if (b)
 525           exstyle |= WS_EX_ACCEPTFILES;
 526         else
 527           exstyle &= ~WS_EX_ACCEPTFILES;
 528         SetWindowLongA(hWnd,GWL_EXSTYLE,exstyle);
 529 }
 530
 531 /*************************************************************************
 532  * DragFinish           [SHELL32.@]
 533  */
 534 void WINAPI DragFinish(HDROP h)
 535 {
 536         TRACE("\n");
 537         GlobalFree(h);
 538 }
 539
 540 /*************************************************************************
 541  * DragQueryPoint               [SHELL32.@]
 542  */
 543 BOOL WINAPI DragQueryPoint(HDROP hDrop, POINT *p)
 544 {
 545         DROPFILES *lpDropFileStruct;
 546         BOOL bRet;
 547
 548         TRACE("\n");
 549
 550         lpDropFileStruct = GlobalLock(hDrop);
 551
 552         *p = lpDropFileStruct->pt;
 553         bRet = !lpDropFileStruct->fNC;
 554
 555         GlobalUnlock(hDrop);
 556         return bRet;
 557 }
 558
 559 /*************************************************************************
 560  *  DragQueryFileA              [SHELL32.@]
 561  *  DragQueryFile               [SHELL32.@]
 562  */
 563 UINT WINAPI DragQueryFileA(
 564         HDROP hDrop,
 565         UINT lFile,
 566         LPSTR lpszFile,
 567         UINT lLength)
 568 {
 569         LPSTR lpDrop;
 570         UINT i = 0;
 571         DROPFILES *lpDropFileStruct = GlobalLock(hDrop);
 572
 573         TRACE("(%p, %x, %p, %u)\n",     hDrop,lFile,lpszFile,lLength);
 574
 575         if(!lpDropFileStruct) goto end;
 576
 577         lpDrop = (LPSTR) lpDropFileStruct + lpDropFileStruct->pFiles;
 578
 579         if(lpDropFileStruct->fWide) {
 580             LPWSTR lpszFileW = NULL;
 581
 582             if(lpszFile && lFile != 0xFFFFFFFF) {
 583                 lpszFileW = heap_alloc(lLength*sizeof(WCHAR));
 584                 if(lpszFileW == NULL) {
 585                     goto end;
 586                 }
 587             }
 588             i = DragQueryFileW(hDrop, lFile, lpszFileW, lLength);
 589
 590             if(lpszFileW) {
 591                 WideCharToMultiByte(CP_ACP, 0, lpszFileW, -1, lpszFile, lLength, 0, NULL);
 592                 heap_free(lpszFileW);
 593             }
 594             goto end;
 595         }
 596
 597         while (i++ < lFile)
 598         {
 599           while (*lpDrop++); /* skip filename */
 600           if (!*lpDrop)
 601           {
 602             i = (lFile == 0xFFFFFFFF) ? i : 0;
 603             goto end;
 604           }
 605         }
 606
 607         i = strlen(lpDrop);
 608         if (!lpszFile ) goto end;   /* needed buffer size */
 609         lstrcpynA (lpszFile, lpDrop, lLength);
 610 end:
 611         GlobalUnlock(hDrop);
 612         return i;
 613 }
 614
 615 /*************************************************************************
 616  *  DragQueryFileW              [SHELL32.@]
 617  */
 618 UINT WINAPI DragQueryFileW(
 619         HDROP hDrop,
 620         UINT lFile,
 621         LPWSTR lpszwFile,
 622         UINT lLength)
 623 {
 624         LPWSTR lpwDrop;
 625         UINT i = 0;
 626         DROPFILES *lpDropFileStruct = GlobalLock(hDrop);
 627
 628         TRACE("(%p, %x, %p, %u)\n", hDrop,lFile,lpszwFile,lLength);
 629
 630         if(!lpDropFileStruct) goto end;
 631
 632         lpwDrop = (LPWSTR) ((LPSTR)lpDropFileStruct + lpDropFileStruct->pFiles);
 633
 634         if(lpDropFileStruct->fWide == FALSE) {
 635             LPSTR lpszFileA = NULL;
 636
 637             if(lpszwFile && lFile != 0xFFFFFFFF) {
 638                 lpszFileA = heap_alloc(lLength);
 639                 if(lpszFileA == NULL) {
 640                     goto end;
 641                 }
 642             }
 643             i = DragQueryFileA(hDrop, lFile, lpszFileA, lLength);
 644
 645             if(lpszFileA) {
 646                 MultiByteToWideChar(CP_ACP, 0, lpszFileA, -1, lpszwFile, lLength);
 647                 heap_free(lpszFileA);
 648             }
 649             goto end;
 650         }
 651
 652         i = 0;
 653         while (i++ < lFile)
 654         {
 655           while (*lpwDrop++); /* skip filename */
 656           if (!*lpwDrop)
 657           {
 658             i = (lFile == 0xFFFFFFFF) ? i : 0;
 659             goto end;
 660           }
 661         }
 662
 663         i = lstrlenW(lpwDrop);
 664         if ( !lpszwFile) goto end;   /* needed buffer size */
 665         lstrcpynW (lpszwFile, lpwDrop, lLength);
 666 end:
 667         GlobalUnlock(hDrop);
 668         return i;
 669 }
 670
 671 /*************************************************************************
 672  *  SHPropStgCreate             [SHELL32.685]
 673  */
 674 HRESULT WINAPI SHPropStgCreate(IPropertySetStorage *psstg, REFFMTID fmtid,
 675         const CLSID *pclsid, DWORD grfFlags, DWORD grfMode,
 676         DWORD dwDisposition, IPropertyStorage **ppstg, UINT *puCodePage)
 677 {
 678     PROPSPEC prop;
 679     PROPVARIANT ret;
 680     HRESULT hres;
 681
 682     TRACE("%p %s %s %x %x %x %p %p\n", psstg, debugstr_guid(fmtid), debugstr_guid(pclsid),
 683             grfFlags, grfMode, dwDisposition, ppstg, puCodePage);
 684
 685     hres = IPropertySetStorage_Open(psstg, fmtid, grfMode, ppstg);
 686
 687     switch(dwDisposition) {
 688     case CREATE_ALWAYS:
 689         if(SUCCEEDED(hres)) {
 690             IPropertyStorage_Release(*ppstg);
 691             hres = IPropertySetStorage_Delete(psstg, fmtid);
 692             if(FAILED(hres))
 693                 return hres;
 694             hres = E_FAIL;
 695         }
 696
 697     case OPEN_ALWAYS:
 698     case CREATE_NEW:
 699         if(FAILED(hres))
 700             hres = IPropertySetStorage_Create(psstg, fmtid, pclsid,
 701                     grfFlags, grfMode, ppstg);
 702
 703     case OPEN_EXISTING:
 704         if(FAILED(hres))
 705             return hres;
 706
 707         if(puCodePage) {
 708             prop.ulKind = PRSPEC_PROPID;
 709             prop.u.propid = PID_CODEPAGE;
 710             hres = IPropertyStorage_ReadMultiple(*ppstg, 1, &prop, &ret);
 711             if(FAILED(hres) || ret.vt!=VT_I2)
 712                 *puCodePage = 0;
 713             else
 714                 *puCodePage = ret.iVal;
 715         }
 716     }
 717
 718     return S_OK;
 719 }
 720
 721 /*************************************************************************
 722  *  SHPropStgReadMultiple       [SHELL32.688]
 723  */
 724 HRESULT WINAPI SHPropStgReadMultiple(IPropertyStorage *pps, UINT uCodePage,
 725         ULONG cpspec, const PROPSPEC *rgpspec, PROPVARIANT *rgvar)
 726 {
 727     STATPROPSETSTG stat;
 728     HRESULT hres;
 729
 730     FIXME("%p %u %u %p %p\n", pps, uCodePage, cpspec, rgpspec, rgvar);
 731
 732     memset(rgvar, 0, cpspec*sizeof(PROPVARIANT));
 733     hres = IPropertyStorage_ReadMultiple(pps, cpspec, rgpspec, rgvar);
 734     if(FAILED(hres))
 735         return hres;
 736
 737     if(!uCodePage) {
 738         PROPSPEC prop;
 739         PROPVARIANT ret;
 740
 741         prop.ulKind = PRSPEC_PROPID;
 742         prop.u.propid = PID_CODEPAGE;
 743         hres = IPropertyStorage_ReadMultiple(pps, 1, &prop, &ret);
 744         if(FAILED(hres) || ret.vt!=VT_I2)
 745             return S_OK;
 746
 747         uCodePage = ret.iVal;
 748     }
 749
 750     hres = IPropertyStorage_Stat(pps, &stat);
 751     if(FAILED(hres))
 752         return S_OK;
 753
 754     /* TODO: do something with codepage and stat */
 755     return S_OK;
 756 }
 757
 758 /*************************************************************************
 759  *  SHPropStgWriteMultiple      [SHELL32.689]
 760  */
 761 HRESULT WINAPI SHPropStgWriteMultiple(IPropertyStorage *pps, UINT *uCodePage,
 762         ULONG cpspec, const PROPSPEC *rgpspec, PROPVARIANT *rgvar, PROPID propidNameFirst)
 763 {
 764     STATPROPSETSTG stat;
 765     UINT codepage;
 766     HRESULT hres;
 767
 768     FIXME("%p %p %u %p %p %d\n", pps, uCodePage, cpspec, rgpspec, rgvar, propidNameFirst);
 769
 770     hres = IPropertyStorage_Stat(pps, &stat);
 771     if(FAILED(hres))
 772         return hres;
 773
 774     if(uCodePage && *uCodePage)
 775         codepage = *uCodePage;
 776     else {
 777         PROPSPEC prop;
 778         PROPVARIANT ret;
 779
 780         prop.ulKind = PRSPEC_PROPID;
 781         prop.u.propid = PID_CODEPAGE;
 782         hres = IPropertyStorage_ReadMultiple(pps, 1, &prop, &ret);
 783         if(FAILED(hres))
 784             return hres;
 785         if(ret.vt!=VT_I2 || !ret.iVal)
 786             return E_FAIL;
 787
 788         codepage = ret.iVal;
 789         if(uCodePage)
 790             *uCodePage = codepage;
 791     }
 792
 793     /* TODO: do something with codepage and stat */
 794
 795     hres = IPropertyStorage_WriteMultiple(pps, cpspec, rgpspec, rgvar, propidNameFirst);
 796     return hres;
 797 }
 798
 799 /*************************************************************************
 800  *  SHCreateQueryCancelAutoPlayMoniker [SHELL32.@]
 801  */
 802 HRESULT WINAPI SHCreateQueryCancelAutoPlayMoniker(IMoniker **moniker)
 803 {
 804     TRACE("%p\n", moniker);
 805
 806     if (!moniker) return E_INVALIDARG;
 807     return CreateClassMoniker(&CLSID_QueryCancelAutoPlay, moniker);
 808 }
 809
 810 static HRESULT gpstatus_to_hresult(GpStatus status)
 811 {
 812     switch (status)
 813     {
 814     case Ok:
 815         return S_OK;
 816     case InvalidParameter:
 817         return E_INVALIDARG;
 818     case OutOfMemory:
 819         return E_OUTOFMEMORY;
 820     case NotImplemented:
 821         return E_NOTIMPL;
 822     default:
 823         return E_FAIL;
 824     }
 825 }
 826
 827 /* IShellImageData */
 828 typedef struct
 829 {
 830     IShellImageData IShellImageData_iface;
 831     LONG ref;
 832
 833     WCHAR *path;
 834     GpImage *image;
 835 } ShellImageData;
 836
 837 static inline ShellImageData *impl_from_IShellImageData(IShellImageData *iface)
 838 {
 839     return CONTAINING_RECORD(iface, ShellImageData, IShellImageData_iface);
 840 }
 841
 842 static HRESULT WINAPI ShellImageData_QueryInterface(IShellImageData *iface, REFIID riid, void **obj)
 843 {
 844     ShellImageData *This = impl_from_IShellImageData(iface);
 845
 846     TRACE("%p, %s, %p\n", This, debugstr_guid(riid), obj);
 847
 848     if (IsEqualIID(riid, &IID_IShellImageData) || IsEqualIID(riid, &IID_IUnknown))
 849     {
 850         *obj = &This->IShellImageData_iface;
 851         IShellImageData_AddRef(iface);
 852         return S_OK;
 853     }
 854
 855     *obj = NULL;
 856     return E_NOINTERFACE;
 857 }
 858
 859 static ULONG WINAPI ShellImageData_AddRef(IShellImageData *iface)
 860 {
 861     ShellImageData *This = impl_from_IShellImageData(iface);
 862     ULONG ref = InterlockedIncrement(&This->ref);
 863
 864     TRACE("%p, %u\n", This, ref);
 865
 866     return ref;
 867 }
 868
 869 static ULONG WINAPI ShellImageData_Release(IShellImageData *iface)
 870 {
 871     ShellImageData *This = impl_from_IShellImageData(iface);
 872     ULONG ref = InterlockedDecrement(&This->ref);
 873
 874     TRACE("%p, %u\n", This, ref);
 875
 876     if (!ref)
 877     {
 878         GdipDisposeImage(This->image);
 879         heap_free(This->path);
 880         SHFree(This);
 881     }
 882
 883     return ref;
 884 }
 885
 886 static HRESULT WINAPI ShellImageData_Decode(IShellImageData *iface, DWORD flags, ULONG cx_desired, ULONG cy_desired)
 887 {
 888     ShellImageData *This = impl_from_IShellImageData(iface);
 889     GpImage *image;
 890     HRESULT hr;
 891
 892     TRACE("%p, %#x, %u, %u\n", This, flags, cx_desired, cy_desired);
 893
 894     if (This->image)
 895         return S_FALSE;
 896
 897     if (flags & SHIMGDEC_LOADFULL)
 898         FIXME("LOADFULL flag ignored\n");
 899
 900     hr = gpstatus_to_hresult(GdipLoadImageFromFile(This->path, &image));
 901     if (FAILED(hr))
 902         return hr;
 903
 904     if (flags & SHIMGDEC_THUMBNAIL)
 905     {
 906         hr = gpstatus_to_hresult(GdipGetImageThumbnail(image, cx_desired, cy_desired, &This->image, NULL, NULL));
 907         GdipDisposeImage(image);
 908     }
 909     else
 910         This->image = image;
 911
 912     return hr;
 913 }
 914
 915 static HRESULT WINAPI ShellImageData_Draw(IShellImageData *iface, HDC hdc, RECT *dest, RECT *src)
 916 {
 917     ShellImageData *This = impl_from_IShellImageData(iface);
 918     GpGraphics *graphics;
 919     HRESULT hr;
 920
 921     TRACE("%p, %p, %s, %s\n", This, hdc, wine_dbgstr_rect(dest), wine_dbgstr_rect(src));
 922
 923     if (!This->image)
 924         return E_FAIL;
 925
 926     if (!dest)
 927         return E_INVALIDARG;
 928
 929     if (!src)
 930         return S_OK;
 931
 932     hr = gpstatus_to_hresult(GdipCreateFromHDC(hdc, &graphics));
 933     if (FAILED(hr))
 934         return hr;
 935
 936     hr = gpstatus_to_hresult(GdipDrawImageRectRectI(graphics, This->image, dest->left, dest->top, dest->right - dest->left,
 937         dest->bottom - dest->top, src->left, src->top, src->right - src->left, src->bottom - src->top,
 938         UnitPixel, NULL, NULL, NULL));
 939     GdipDeleteGraphics(graphics);
 940
 941     return hr;
 942 }
 943
 944 static HRESULT WINAPI ShellImageData_NextFrame(IShellImageData *iface)
 945 {
 946     ShellImageData *This = impl_from_IShellImageData(iface);
 947
 948     FIXME("%p: stub\n", This);
 949
 950     return E_NOTIMPL;
 951 }
 952
 953 static HRESULT WINAPI ShellImageData_NextPage(IShellImageData *iface)
 954 {
 955     ShellImageData *This = impl_from_IShellImageData(iface);
 956
 957     FIXME("%p: stub\n", This);
 958
 959     return E_NOTIMPL;
 960 }
 961
 962 static HRESULT WINAPI ShellImageData_PrevPage(IShellImageData *iface)
 963 {
 964     ShellImageData *This = impl_from_IShellImageData(iface);
 965
 966     FIXME("%p: stub\n", This);
 967
 968     return E_NOTIMPL;
 969 }
 970
 971 static HRESULT WINAPI ShellImageData_IsTransparent(IShellImageData *iface)
 972 {
 973     ShellImageData *This = impl_from_IShellImageData(iface);
 974
 975     FIXME("%p: stub\n", This);
 976
 977     return E_NOTIMPL;
 978 }
 979
 980 static HRESULT WINAPI ShellImageData_IsAnimated(IShellImageData *iface)
 981 {
 982     ShellImageData *This = impl_from_IShellImageData(iface);
 983
 984     FIXME("%p: stub\n", This);
 985
 986     return E_NOTIMPL;
 987 }
 988
 989 static HRESULT WINAPI ShellImageData_IsVector(IShellImageData *iface)
 990 {
 991     ShellImageData *This = impl_from_IShellImageData(iface);
 992
 993     FIXME("%p: stub\n", This);
 994
 995     return E_NOTIMPL;
 996 }
 997
 998 static HRESULT WINAPI ShellImageData_IsMultipage(IShellImageData *iface)
 999 {
1000     ShellImageData *This = impl_from_IShellImageData(iface);
1001
1002     FIXME("%p: stub\n", This);
1003
1004     return E_NOTIMPL;
1005 }
1006
1007 static HRESULT WINAPI ShellImageData_IsEditable(IShellImageData *iface)
1008 {
1009     ShellImageData *This = impl_from_IShellImageData(iface);
1010
1011     FIXME("%p: stub\n", This);
1012
1013     return E_NOTIMPL;
1014 }
1015
1016 static HRESULT WINAPI ShellImageData_IsPrintable(IShellImageData *iface)
1017 {
1018     ShellImageData *This = impl_from_IShellImageData(iface);
1019
1020     FIXME("%p: stub\n", This);
1021
1022     return E_NOTIMPL;
1023 }
1024
1025 static HRESULT WINAPI ShellImageData_IsDecoded(IShellImageData *iface)
1026 {
1027     ShellImageData *This = impl_from_IShellImageData(iface);
1028
1029     FIXME("%p: stub\n", This);
1030
1031     return E_NOTIMPL;
1032 }
1033
1034 static HRESULT WINAPI ShellImageData_GetCurrentPage(IShellImageData *iface, ULONG *page)
1035 {
1036     ShellImageData *This = impl_from_IShellImageData(iface);
1037
1038     FIXME("%p: stub\n", This);
1039
1040     return E_NOTIMPL;
1041 }
1042
1043 static HRESULT WINAPI ShellImageData_GetPageCount(IShellImageData *iface, ULONG *count)
1044 {
1045     ShellImageData *This = impl_from_IShellImageData(iface);
1046
1047     FIXME("%p, %p: stub\n", This, count);
1048
1049     return E_NOTIMPL;
1050 }
1051
1052 static HRESULT WINAPI ShellImageDate_SelectPage(IShellImageData *iface, ULONG page)
1053 {
1054     ShellImageData *This = impl_from_IShellImageData(iface);
1055
1056     FIXME("%p, %u: stub\n", This, page);
1057
1058     return E_NOTIMPL;
1059 }
1060
1061 static HRESULT WINAPI ShellImageData_GetSize(IShellImageData *iface, SIZE *size)
1062 {
1063     ShellImageData *This = impl_from_IShellImageData(iface);
1064     REAL cx, cy;
1065     HRESULT hr;
1066
1067     TRACE("%p, %p\n", This, size);
1068
1069     if (!This->image)
1070         return E_FAIL;
1071
1072     hr = gpstatus_to_hresult(GdipGetImageDimension(This->image, &cx, &cy));
1073     if (SUCCEEDED(hr))
1074     {
1075         size->cx = cx;
1076         size->cy = cy;
1077     }
1078
1079     return hr;
1080 }
1081
1082 static HRESULT WINAPI ShellImageData_GetRawDataFormat(IShellImageData *iface, GUID *format)
1083 {
1084     ShellImageData *This = impl_from_IShellImageData(iface);
1085
1086     FIXME("%p, %p: stub\n", This, format);
1087
1088     return E_NOTIMPL;
1089 }
1090
1091 static HRESULT WINAPI ShellImageData_GetPixelFormat(IShellImageData *iface, PixelFormat *format)
1092 {
1093     ShellImageData *This = impl_from_IShellImageData(iface);
1094
1095     FIXME("%p, %p: stub\n", This, format);
1096
1097     return E_NOTIMPL;
1098 }
1099
1100 static HRESULT WINAPI ShellImageData_GetDelay(IShellImageData *iface, DWORD *delay)
1101 {
1102     ShellImageData *This = impl_from_IShellImageData(iface);
1103
1104     FIXME("%p, %p: stub\n", This, delay);
1105
1106     return E_NOTIMPL;
1107 }
1108
1109 static HRESULT WINAPI ShellImageData_GetProperties(IShellImageData *iface, DWORD mode, IPropertySetStorage **props)
1110 {
1111     ShellImageData *This = impl_from_IShellImageData(iface);
1112
1113     FIXME("%p, %#x, %p: stub\n", This, mode, props);
1114
1115     return E_NOTIMPL;
1116 }
1117
1118 static HRESULT WINAPI ShellImageData_Rotate(IShellImageData *iface, DWORD angle)
1119 {
1120     ShellImageData *This = impl_from_IShellImageData(iface);
1121
1122     FIXME("%p, %u: stub\n", This, angle);
1123
1124     return E_NOTIMPL;
1125 }
1126
1127 static HRESULT WINAPI ShellImageData_Scale(IShellImageData *iface, ULONG cx, ULONG cy, InterpolationMode mode)
1128 {
1129     ShellImageData *This = impl_from_IShellImageData(iface);
1130
1131     FIXME("%p, %u, %u, %#x: stub\n", This, cx, cy, mode);
1132
1133     return E_NOTIMPL;
1134 }
1135
1136 static HRESULT WINAPI ShellImageData_DiscardEdit(IShellImageData *iface)
1137 {
1138     ShellImageData *This = impl_from_IShellImageData(iface);
1139
1140     FIXME("%p: stub\n", This);
1141
1142     return E_NOTIMPL;
1143 }
1144
1145 static HRESULT WINAPI ShellImageDate_SetEncoderParams(IShellImageData *iface, IPropertyBag *params)
1146 {
1147     ShellImageData *This = impl_from_IShellImageData(iface);
1148
1149     FIXME("%p, %p: stub\n", This, params);
1150
1151     return E_NOTIMPL;
1152 }
1153
1154 static HRESULT WINAPI ShellImageData_DisplayName(IShellImageData *iface, LPWSTR name, UINT count)
1155 {
1156     ShellImageData *This = impl_from_IShellImageData(iface);
1157
1158     FIXME("%p, %p, %u: stub\n", This, name, count);
1159
1160     return E_NOTIMPL;
1161 }
1162
1163 static HRESULT WINAPI ShellImageData_GetResolution(IShellImageData *iface, ULONG *res_x, ULONG *res_y)
1164 {
1165     ShellImageData *This = impl_from_IShellImageData(iface);
1166
1167     FIXME("%p, %p, %p: stub\n", This, res_x, res_y);
1168
1169     return E_NOTIMPL;
1170 }
1171
1172 static HRESULT WINAPI ShellImageData_GetEncoderParams(IShellImageData *iface, GUID *format, EncoderParameters **params)
1173 {
1174     ShellImageData *This = impl_from_IShellImageData(iface);
1175
1176     FIXME("%p, %p, %p: stub\n", This, format, params);
1177
1178     return E_NOTIMPL;
1179 }
1180
1181 static HRESULT WINAPI ShellImageData_RegisterAbort(IShellImageData *iface, IShellImageDataAbort *abort,
1182     IShellImageDataAbort **prev)
1183 {
1184     ShellImageData *This = impl_from_IShellImageData(iface);
1185
1186     FIXME("%p, %p, %p: stub\n", This, abort, prev);
1187
1188     return E_NOTIMPL;
1189 }
1190
1191 static HRESULT WINAPI ShellImageData_CloneFrame(IShellImageData *iface, Image **frame)
1192 {
1193     ShellImageData *This = impl_from_IShellImageData(iface);
1194
1195     FIXME("%p, %p: stub\n", This, frame);
1196
1197     return E_NOTIMPL;
1198 }
1199
1200 static HRESULT WINAPI ShellImageData_ReplaceFrame(IShellImageData *iface, Image *frame)
1201 {
1202     ShellImageData *This = impl_from_IShellImageData(iface);
1203
1204     FIXME("%p, %p: stub\n", This, frame);
1205
1206     return E_NOTIMPL;
1207 }
1208
1209 static const IShellImageDataVtbl ShellImageDataVtbl =
1210 {
1211     ShellImageData_QueryInterface,
1212     ShellImageData_AddRef,
1213     ShellImageData_Release,
1214     ShellImageData_Decode,
1215     ShellImageData_Draw,
1216     ShellImageData_NextFrame,
1217     ShellImageData_NextPage,
1218     ShellImageData_PrevPage,
1219     ShellImageData_IsTransparent,
1220     ShellImageData_IsAnimated,
1221     ShellImageData_IsVector,
1222     ShellImageData_IsMultipage,
1223     ShellImageData_IsEditable,
1224     ShellImageData_IsPrintable,
1225     ShellImageData_IsDecoded,
1226     ShellImageData_GetCurrentPage,
1227     ShellImageData_GetPageCount,
1228     ShellImageDate_SelectPage,
1229     ShellImageData_GetSize,
1230     ShellImageData_GetRawDataFormat,
1231     ShellImageData_GetPixelFormat,
1232     ShellImageData_GetDelay,
1233     ShellImageData_GetProperties,
1234     ShellImageData_Rotate,
1235     ShellImageData_Scale,
1236     ShellImageData_DiscardEdit,
1237     ShellImageDate_SetEncoderParams,
1238     ShellImageData_DisplayName,
1239     ShellImageData_GetResolution,
1240     ShellImageData_GetEncoderParams,
1241     ShellImageData_RegisterAbort,
1242     ShellImageData_CloneFrame,
1243     ShellImageData_ReplaceFrame,
1244 };
1245
1246 static HRESULT create_shellimagedata_from_path(const WCHAR *path, IShellImageData **data)
1247 {
1248     ShellImageData *This;
1249
1250     This = SHAlloc(sizeof(*This));
1251
1252     This->IShellImageData_iface.lpVtbl = &ShellImageDataVtbl;
1253     This->ref = 1;
1254
1255     This->path = strdupW(path);
1256     This->image = NULL;
1257
1258     *data = &This->IShellImageData_iface;
1259     return S_OK;
1260 }
1261
1262 /* IShellImageDataFactory */
1263 static HRESULT WINAPI ShellImageDataFactory_QueryInterface(IShellImageDataFactory *iface, REFIID riid, void **obj)
1264 {
1265     TRACE("(%p, %s, %p)\n", iface, debugstr_guid(riid), obj);
1266
1267     if (IsEqualIID(&IID_IShellImageDataFactory, riid) || IsEqualIID(&IID_IUnknown, riid))
1268     {
1269         *obj = iface;
1270     }
1271     else
1272     {
1273         FIXME("not implemented for %s\n", debugstr_guid(riid));
1274         *obj = NULL;
1275         return E_NOINTERFACE;
1276     }
1277
1278     IUnknown_AddRef((IUnknown*)*obj);
1279     return S_OK;
1280 }
1281
1282 static ULONG WINAPI ShellImageDataFactory_AddRef(IShellImageDataFactory *iface)
1283 {
1284     TRACE("(%p)\n", iface);
1285
1286     return 2;
1287 }
1288
1289 static ULONG WINAPI ShellImageDataFactory_Release(IShellImageDataFactory *iface)
1290 {
1291     TRACE("(%p)\n", iface);
1292
1293     return 1;
1294 }
1295
1296 static HRESULT WINAPI ShellImageDataFactory_CreateIShellImageData(IShellImageDataFactory *iface, IShellImageData **data)
1297 {
1298     FIXME("%p, %p: stub\n", iface, data);
1299
1300     return E_NOTIMPL;
1301 }
1302
1303 static HRESULT WINAPI ShellImageDataFactory_CreateImageFromFile(IShellImageDataFactory *iface, const WCHAR *path,
1304     IShellImageData **data)
1305 {
1306     TRACE("%p, %s, %p\n", iface, debugstr_w(path), data);
1307
1308     return create_shellimagedata_from_path(path, data);
1309 }
1310
1311 static HRESULT WINAPI ShellImageDataFactory_CreateImageFromStream(IShellImageDataFactory *iface, IStream *stream,
1312     IShellImageData **data)
1313 {
1314     FIXME("%p, %p, %p: stub\n", iface, stream, data);
1315
1316     return E_NOTIMPL;
1317 }
1318
1319 static HRESULT WINAPI ShellImageDataFactory_GetDataFormatFromPath(IShellImageDataFactory *iface, const WCHAR *path,
1320     GUID *format)
1321 {
1322     FIXME("%p, %s, %p: stub\n", iface, debugstr_w(path), format);
1323
1324     return E_NOTIMPL;
1325 }
1326
1327 static const IShellImageDataFactoryVtbl ShellImageDataFactoryVtbl =
1328 {
1329     ShellImageDataFactory_QueryInterface,
1330     ShellImageDataFactory_AddRef,
1331     ShellImageDataFactory_Release,
1332     ShellImageDataFactory_CreateIShellImageData,
1333     ShellImageDataFactory_CreateImageFromFile,
1334     ShellImageDataFactory_CreateImageFromStream,
1335     ShellImageDataFactory_GetDataFormatFromPath,
1336 };
1337
1338 static IShellImageDataFactory ShellImageDataFactory = { &ShellImageDataFactoryVtbl };
1339
1340 HRESULT WINAPI ShellImageDataFactory_Constructor(IUnknown *outer, REFIID riid, void **obj)
1341 {
1342     TRACE("%p %s %p\n", outer, debugstr_guid(riid), obj);
1343
1344     if (outer)
1345         return CLASS_E_NOAGGREGATION;
1346
1347     return IShellImageDataFactory_QueryInterface(&ShellImageDataFactory, riid, obj);
1348 }