dlls/ole32/itemmoniker.c

   1 /*
   2  *                            ItemMonikers implementation
   3  *
   4  *           Copyright 1999  Noomen Hamza
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <assert.h>
  22 #include <stdarg.h>
  23 #include <string.h>
  24
  25 #define COBJMACROS
  26 #define NONAMELESSUNION
  27 #define NONAMELESSSTRUCT
  28
  29 #include "winerror.h"
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "winuser.h"
  33 #include "winnls.h"
  34 #include "wine/debug.h"
  35 #include "ole2.h"
  36 #include "wine/unicode.h"
  37 #include "moniker.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  40
  41 /* ItemMoniker data structure */
  42 typedef struct ItemMonikerImpl{
  43     IMoniker IMoniker_iface;  /* VTable relative to the IMoniker interface.*/
  44     IROTData IROTData_iface;  /* VTable relative to the IROTData interface.*/
  45     LONG ref;
  46     LPOLESTR itemName; /* item name identified by this ItemMoniker */
  47     LPOLESTR itemDelimiter; /* Delimiter string */
  48     IUnknown *pMarshal; /* custom marshaler */
  49 } ItemMonikerImpl;
  50
  51 static inline ItemMonikerImpl *impl_from_IMoniker(IMoniker *iface)
  52 {
  53     return CONTAINING_RECORD(iface, ItemMonikerImpl, IMoniker_iface);
  54 }
  55
  56 static inline ItemMonikerImpl *impl_from_IROTData(IROTData *iface)
  57 {
  58     return CONTAINING_RECORD(iface, ItemMonikerImpl, IROTData_iface);
  59 }
  60
  61 static HRESULT ItemMonikerImpl_Destroy(ItemMonikerImpl* iface);
  62
  63 /*******************************************************************************
  64  *        ItemMoniker_QueryInterface
  65  *******************************************************************************/
  66 static HRESULT WINAPI ItemMonikerImpl_QueryInterface(IMoniker* iface,REFIID riid,void** ppvObject)
  67 {
  68     ItemMonikerImpl *This = impl_from_IMoniker(iface);
  69
  70     TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppvObject);
  71
  72     if (!ppvObject)
  73         return E_INVALIDARG;
  74
  75     /* Compare the riid with the interface IDs implemented by this object.*/
  76     if (IsEqualIID(&IID_IUnknown, riid) ||
  77         IsEqualIID(&IID_IPersist, riid) ||
  78         IsEqualIID(&IID_IPersistStream, riid) ||
  79         IsEqualIID(&IID_IMoniker, riid))
  80         *ppvObject = iface;
  81     else if (IsEqualIID(&IID_IROTData, riid))
  82         *ppvObject = &This->IROTData_iface;
  83     else if (IsEqualIID(&IID_IMarshal, riid))
  84     {
  85         HRESULT hr = S_OK;
  86         if (!This->pMarshal)
  87             hr = MonikerMarshal_Create(iface, &This->pMarshal);
  88         if (hr != S_OK)
  89             return hr;
  90         return IUnknown_QueryInterface(This->pMarshal, riid, ppvObject);
  91     }
  92     else
  93     {
  94         *ppvObject = NULL;
  95         return E_NOINTERFACE;
  96     }
  97
  98     IMoniker_AddRef(iface);
  99     return S_OK;
 100 }
 101
 102 /******************************************************************************
 103  *        ItemMoniker_AddRef
 104  ******************************************************************************/
 105 static ULONG WINAPI ItemMonikerImpl_AddRef(IMoniker* iface)
 106 {
 107     ItemMonikerImpl *This = impl_from_IMoniker(iface);
 108
 109     TRACE("(%p)\n",This);
 110
 111     return InterlockedIncrement(&This->ref);
 112 }
 113
 114 /******************************************************************************
 115  *        ItemMoniker_Release
 116  ******************************************************************************/
 117 static ULONG WINAPI ItemMonikerImpl_Release(IMoniker* iface)
 118 {
 119     ItemMonikerImpl *This = impl_from_IMoniker(iface);
 120     ULONG ref;
 121
 122     TRACE("(%p)\n",This);
 123
 124     ref = InterlockedDecrement(&This->ref);
 125
 126     /* destroy the object if there's no more reference on it */
 127     if (ref == 0) ItemMonikerImpl_Destroy(This);
 128
 129     return ref;
 130 }
 131
 132 /******************************************************************************
 133  *        ItemMoniker_GetClassID
 134  ******************************************************************************/
 135 static HRESULT WINAPI ItemMonikerImpl_GetClassID(IMoniker* iface,CLSID *pClassID)
 136 {
 137     TRACE("(%p,%p)\n",iface,pClassID);
 138
 139     if (pClassID==NULL)
 140         return E_POINTER;
 141
 142     *pClassID = CLSID_ItemMoniker;
 143
 144     return S_OK;
 145 }
 146
 147 /******************************************************************************
 148  *        ItemMoniker_IsDirty
 149  ******************************************************************************/
 150 static HRESULT WINAPI ItemMonikerImpl_IsDirty(IMoniker* iface)
 151 {
 152     /* Note that the OLE-provided implementations of the IPersistStream::IsDirty
 153        method in the OLE-provided moniker interfaces always return S_FALSE because
 154        their internal state never changes. */
 155
 156     TRACE("(%p)\n",iface);
 157
 158     return S_FALSE;
 159 }
 160
 161 /******************************************************************************
 162  *        ItemMoniker_Load
 163  ******************************************************************************/
 164 static HRESULT WINAPI ItemMonikerImpl_Load(IMoniker* iface,IStream* pStm)
 165 {
 166     ItemMonikerImpl *This = impl_from_IMoniker(iface);
 167     HRESULT res;
 168     DWORD delimiterLength,nameLength,lenW;
 169     CHAR *itemNameA,*itemDelimiterA;
 170     ULONG bread;
 171
 172     TRACE("\n");
 173
 174     /* for more details about data read by this function see comments of ItemMonikerImpl_Save function */
 175
 176     /* read item delimiter string length + 1 */
 177     res=IStream_Read(pStm,&delimiterLength,sizeof(DWORD),&bread);
 178     if (bread != sizeof(DWORD))
 179         return E_FAIL;
 180
 181     /* read item delimiter string */
 182     if (!(itemDelimiterA=HeapAlloc(GetProcessHeap(),0,delimiterLength)))
 183         return E_OUTOFMEMORY;
 184     res=IStream_Read(pStm,itemDelimiterA,delimiterLength,&bread);
 185     if (bread != delimiterLength)
 186     {
 187         HeapFree( GetProcessHeap(), 0, itemDelimiterA );
 188         return E_FAIL;
 189     }
 190
 191     lenW = MultiByteToWideChar( CP_ACP, 0, itemDelimiterA, -1, NULL, 0 );
 192     This->itemDelimiter=HeapReAlloc(GetProcessHeap(),0,This->itemDelimiter,lenW*sizeof(WCHAR));
 193     if (!This->itemDelimiter)
 194     {
 195         HeapFree( GetProcessHeap(), 0, itemDelimiterA );
 196         return E_OUTOFMEMORY;
 197     }
 198     MultiByteToWideChar( CP_ACP, 0, itemDelimiterA, -1, This->itemDelimiter, lenW );
 199     HeapFree( GetProcessHeap(), 0, itemDelimiterA );
 200
 201     /* read item name string length + 1*/
 202     res=IStream_Read(pStm,&nameLength,sizeof(DWORD),&bread);
 203     if (bread != sizeof(DWORD))
 204         return E_FAIL;
 205
 206     /* read item name string */
 207     if (!(itemNameA=HeapAlloc(GetProcessHeap(),0,nameLength)))
 208         return E_OUTOFMEMORY;
 209     res=IStream_Read(pStm,itemNameA,nameLength,&bread);
 210     if (bread != nameLength)
 211     {
 212         HeapFree( GetProcessHeap(), 0, itemNameA );
 213         return E_FAIL;
 214     }
 215
 216     lenW = MultiByteToWideChar( CP_ACP, 0, itemNameA, -1, NULL, 0 );
 217     This->itemName=HeapReAlloc(GetProcessHeap(),0,This->itemName,lenW*sizeof(WCHAR));
 218     if (!This->itemName)
 219     {
 220         HeapFree( GetProcessHeap(), 0, itemNameA );
 221         return E_OUTOFMEMORY;
 222     }
 223     MultiByteToWideChar( CP_ACP, 0, itemNameA, -1, This->itemName, lenW );
 224     HeapFree( GetProcessHeap(), 0, itemNameA );
 225
 226     return res;
 227 }
 228
 229 /******************************************************************************
 230  *        ItemMoniker_Save
 231  ******************************************************************************/
 232 static HRESULT WINAPI ItemMonikerImpl_Save(IMoniker* iface, IStream* pStm, BOOL fClearDirty)
 233 {
 234     ItemMonikerImpl *This = impl_from_IMoniker(iface);
 235     HRESULT res;
 236     CHAR *itemNameA,*itemDelimiterA;
 237
 238     /* data written by this function are : 1) DWORD : size of item delimiter string ('\0' included ) */
 239     /*                                    2) String (type A): item delimiter string ('\0' included)          */
 240     /*                                    3) DWORD : size of item name string ('\0' included)       */
 241     /*                                    4) String (type A): item name string ('\0' included)               */
 242
 243     DWORD nameLength = WideCharToMultiByte( CP_ACP, 0, This->itemName, -1, NULL, 0, NULL, NULL);
 244     DWORD delimiterLength = WideCharToMultiByte( CP_ACP, 0, This->itemDelimiter, -1, NULL, 0, NULL, NULL);
 245     itemNameA=HeapAlloc(GetProcessHeap(),0,nameLength);
 246     itemDelimiterA=HeapAlloc(GetProcessHeap(),0,delimiterLength);
 247     WideCharToMultiByte( CP_ACP, 0, This->itemName, -1, itemNameA, nameLength, NULL, NULL);
 248     WideCharToMultiByte( CP_ACP, 0, This->itemDelimiter, -1, itemDelimiterA, delimiterLength, NULL, NULL);
 249
 250     TRACE("%p, %s\n", pStm, fClearDirty ? "TRUE" : "FALSE");
 251
 252     res=IStream_Write(pStm,&delimiterLength,sizeof(DWORD),NULL);
 253     res=IStream_Write(pStm,itemDelimiterA,delimiterLength * sizeof(CHAR),NULL);
 254     res=IStream_Write(pStm,&nameLength,sizeof(DWORD),NULL);
 255     res=IStream_Write(pStm,itemNameA,nameLength * sizeof(CHAR),NULL);
 256
 257     HeapFree(GetProcessHeap(), 0, itemNameA);
 258     HeapFree(GetProcessHeap(), 0, itemDelimiterA);
 259
 260     return res;
 261 }
 262
 263 /******************************************************************************
 264  *        ItemMoniker_GetSizeMax
 265  ******************************************************************************/
 266 static HRESULT WINAPI ItemMonikerImpl_GetSizeMax(IMoniker* iface, ULARGE_INTEGER* pcbSize)
 267 {
 268     ItemMonikerImpl *This = impl_from_IMoniker(iface);
 269     DWORD delimiterLength=lstrlenW(This->itemDelimiter)+1;
 270     DWORD nameLength=lstrlenW(This->itemName)+1;
 271
 272     TRACE("(%p,%p)\n",iface,pcbSize);
 273
 274     if (!pcbSize)
 275         return E_POINTER;
 276
 277     /* for more details see ItemMonikerImpl_Save comments */
 278
 279     pcbSize->u.LowPart =  sizeof(DWORD) + /* DWORD which contains delimiter length */
 280                         delimiterLength*4 + /* item delimiter string */
 281                         sizeof(DWORD) + /* DWORD which contains item name length */
 282                         nameLength*4 + /* item name string */
 283                         18; /* strange, but true */
 284     pcbSize->u.HighPart=0;
 285
 286     return S_OK;
 287 }
 288
 289 /******************************************************************************
 290  *                  ItemMoniker_BindToObject
 291  ******************************************************************************/
 292 static HRESULT WINAPI ItemMonikerImpl_BindToObject(IMoniker* iface,
 293                                                    IBindCtx* pbc,
 294                                                    IMoniker* pmkToLeft,
 295                                                    REFIID riid,
 296                                                    VOID** ppvResult)
 297 {
 298     ItemMonikerImpl *This = impl_from_IMoniker(iface);
 299     HRESULT   res;
 300     IID    refid=IID_IOleItemContainer;
 301     IOleItemContainer *poic=0;
 302
 303     TRACE("(%p,%p,%p,%s,%p)\n",iface,pbc,pmkToLeft,debugstr_guid(riid),ppvResult);
 304
 305     if(ppvResult ==NULL)
 306         return E_POINTER;
 307
 308     if(pmkToLeft==NULL)
 309         return E_INVALIDARG;
 310
 311     *ppvResult=0;
 312
 313     res=IMoniker_BindToObject(pmkToLeft,pbc,NULL,&refid,(void**)&poic);
 314
 315     if (SUCCEEDED(res)){
 316
 317         res=IOleItemContainer_GetObject(poic,This->itemName,BINDSPEED_MODERATE,pbc,riid,ppvResult);
 318
 319         IOleItemContainer_Release(poic);
 320     }
 321
 322     return res;
 323 }
 324
 325 /******************************************************************************
 326  *        ItemMoniker_BindToStorage
 327  ******************************************************************************/
 328 static HRESULT WINAPI ItemMonikerImpl_BindToStorage(IMoniker* iface,
 329                                                     IBindCtx* pbc,
 330                                                     IMoniker* pmkToLeft,
 331                                                     REFIID riid,
 332                                                     VOID** ppvResult)
 333 {
 334     ItemMonikerImpl *This = impl_from_IMoniker(iface);
 335     HRESULT   res;
 336     IOleItemContainer *poic=0;
 337
 338     TRACE("(%p,%p,%p,%s,%p)\n",iface,pbc,pmkToLeft,debugstr_guid(riid),ppvResult);
 339
 340     *ppvResult=0;
 341
 342     if(pmkToLeft==NULL)
 343         return E_INVALIDARG;
 344
 345     res=IMoniker_BindToObject(pmkToLeft,pbc,NULL,&IID_IOleItemContainer,(void**)&poic);
 346
 347     if (SUCCEEDED(res)){
 348
 349         res=IOleItemContainer_GetObjectStorage(poic,This->itemName,pbc,riid,ppvResult);
 350
 351         IOleItemContainer_Release(poic);
 352     }
 353
 354     return res;
 355 }
 356
 357 /******************************************************************************
 358  *        ItemMoniker_Reduce
 359  ******************************************************************************/
 360 static HRESULT WINAPI ItemMonikerImpl_Reduce(IMoniker* iface,
 361                                              IBindCtx* pbc,
 362                                              DWORD dwReduceHowFar,
 363                                              IMoniker** ppmkToLeft,
 364                                              IMoniker** ppmkReduced)
 365 {
 366     TRACE("(%p,%p,%d,%p,%p)\n",iface,pbc,dwReduceHowFar,ppmkToLeft,ppmkReduced);
 367
 368     if (ppmkReduced==NULL)
 369         return E_POINTER;
 370
 371     ItemMonikerImpl_AddRef(iface);
 372
 373     *ppmkReduced=iface;
 374
 375     return MK_S_REDUCED_TO_SELF;
 376 }
 377 /******************************************************************************
 378  *        ItemMoniker_ComposeWith
 379  ******************************************************************************/
 380 static HRESULT WINAPI ItemMonikerImpl_ComposeWith(IMoniker* iface,
 381                                                   IMoniker* pmkRight,
 382                                                   BOOL fOnlyIfNotGeneric,
 383                                                   IMoniker** ppmkComposite)
 384 {
 385     HRESULT res=S_OK;
 386     DWORD mkSys,mkSys2;
 387     IEnumMoniker* penumMk=0;
 388     IMoniker *pmostLeftMk=0;
 389     IMoniker* tempMkComposite=0;
 390
 391     TRACE("(%p,%p,%d,%p)\n",iface,pmkRight,fOnlyIfNotGeneric,ppmkComposite);
 392
 393     if ((ppmkComposite==NULL)||(pmkRight==NULL))
 394         return E_POINTER;
 395
 396     *ppmkComposite=0;
 397
 398     IMoniker_IsSystemMoniker(pmkRight,&mkSys);
 399
 400     /* If pmkRight is an anti-moniker, the returned moniker is NULL */
 401     if(mkSys==MKSYS_ANTIMONIKER)
 402         return res;
 403
 404     else
 405         /* if pmkRight is a composite whose leftmost component is an anti-moniker,           */
 406         /* the returned moniker is the composite after the leftmost anti-moniker is removed. */
 407
 408          if(mkSys==MKSYS_GENERICCOMPOSITE){
 409
 410             res=IMoniker_Enum(pmkRight,TRUE,&penumMk);
 411
 412             if (FAILED(res))
 413                 return res;
 414
 415             res=IEnumMoniker_Next(penumMk,1,&pmostLeftMk,NULL);
 416
 417             IMoniker_IsSystemMoniker(pmostLeftMk,&mkSys2);
 418
 419             if(mkSys2==MKSYS_ANTIMONIKER){
 420
 421                 IMoniker_Release(pmostLeftMk);
 422
 423                 tempMkComposite=iface;
 424                 IMoniker_AddRef(iface);
 425
 426                 while(IEnumMoniker_Next(penumMk,1,&pmostLeftMk,NULL)==S_OK){
 427
 428                     res=CreateGenericComposite(tempMkComposite,pmostLeftMk,ppmkComposite);
 429
 430                     IMoniker_Release(tempMkComposite);
 431                     IMoniker_Release(pmostLeftMk);
 432
 433                     tempMkComposite=*ppmkComposite;
 434                     IMoniker_AddRef(tempMkComposite);
 435                 }
 436                 return res;
 437             }
 438             else
 439                 return CreateGenericComposite(iface,pmkRight,ppmkComposite);
 440          }
 441          /* If pmkRight is not an anti-moniker, the method combines the two monikers into a generic
 442           composite if fOnlyIfNotGeneric is FALSE; if fOnlyIfNotGeneric is TRUE, the method returns
 443           a NULL moniker and a return value of MK_E_NEEDGENERIC */
 444           else
 445             if (!fOnlyIfNotGeneric)
 446                 return CreateGenericComposite(iface,pmkRight,ppmkComposite);
 447
 448             else
 449                 return MK_E_NEEDGENERIC;
 450 }
 451
 452 /******************************************************************************
 453  *        ItemMoniker_Enum
 454  ******************************************************************************/
 455 static HRESULT WINAPI ItemMonikerImpl_Enum(IMoniker* iface,BOOL fForward, IEnumMoniker** ppenumMoniker)
 456 {
 457     TRACE("(%p,%d,%p)\n",iface,fForward,ppenumMoniker);
 458
 459     if (ppenumMoniker == NULL)
 460         return E_POINTER;
 461
 462     *ppenumMoniker = NULL;
 463
 464     return S_OK;
 465 }
 466
 467 /******************************************************************************
 468  *        ItemMoniker_IsEqual
 469  ******************************************************************************/
 470 static HRESULT WINAPI ItemMonikerImpl_IsEqual(IMoniker* iface,IMoniker* pmkOtherMoniker)
 471 {
 472
 473     CLSID clsid;
 474     LPOLESTR dispName1,dispName2;
 475     IBindCtx* bind;
 476     HRESULT res = S_FALSE;
 477
 478     TRACE("(%p,%p)\n",iface,pmkOtherMoniker);
 479
 480     if (!pmkOtherMoniker) return S_FALSE;
 481
 482
 483     /* check if both are ItemMoniker */
 484     if(FAILED (IMoniker_GetClassID(pmkOtherMoniker,&clsid))) return S_FALSE;
 485     if(!IsEqualCLSID(&clsid,&CLSID_ItemMoniker)) return S_FALSE;
 486
 487     /* check if both displaynames are the same */
 488     if(SUCCEEDED ((res = CreateBindCtx(0,&bind)))) {
 489         if(SUCCEEDED (IMoniker_GetDisplayName(iface,bind,NULL,&dispName1))) {
 490             if(SUCCEEDED (IMoniker_GetDisplayName(pmkOtherMoniker,bind,NULL,&dispName2))) {
 491                 if(lstrcmpW(dispName1,dispName2)==0) res = S_OK;
 492                 CoTaskMemFree(dispName2);
 493             }
 494             CoTaskMemFree(dispName1);
 495         }
 496     }
 497     return res;
 498 }
 499
 500 /******************************************************************************
 501  *        ItemMoniker_Hash
 502  ******************************************************************************/
 503 static HRESULT WINAPI ItemMonikerImpl_Hash(IMoniker* iface,DWORD* pdwHash)
 504 {
 505     ItemMonikerImpl *This = impl_from_IMoniker(iface);
 506     DWORD h = 0;
 507     int  i,len;
 508     int  off = 0;
 509     LPOLESTR val;
 510
 511     if (pdwHash==NULL)
 512         return E_POINTER;
 513
 514     val =  This->itemName;
 515     len = lstrlenW(val);
 516
 517     for (i = len ; i > 0; i--)
 518         h = (h * 3) ^ toupperW(val[off++]);
 519
 520     *pdwHash=h;
 521
 522     return S_OK;
 523 }
 524
 525 /******************************************************************************
 526  *        ItemMoniker_IsRunning
 527  ******************************************************************************/
 528 static HRESULT WINAPI ItemMonikerImpl_IsRunning(IMoniker* iface,
 529                                                 IBindCtx* pbc,
 530                                                 IMoniker* pmkToLeft,
 531                                                 IMoniker* pmkNewlyRunning)
 532 {
 533     ItemMonikerImpl *This = impl_from_IMoniker(iface);
 534     IRunningObjectTable* rot;
 535     HRESULT res;
 536     IOleItemContainer *poic=0;
 537
 538     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pmkNewlyRunning);
 539
 540     /* If pmkToLeft is NULL, this method returns TRUE if pmkNewlyRunning is non-NULL and is equal to this */
 541     /* moniker. Otherwise, the method checks the ROT to see whether this moniker is running.              */
 542     if (pmkToLeft==NULL)
 543         if ((pmkNewlyRunning!=NULL)&&(IMoniker_IsEqual(pmkNewlyRunning,iface)==S_OK))
 544             return S_OK;
 545         else {
 546             if (pbc==NULL)
 547                 return E_INVALIDARG;
 548
 549             res=IBindCtx_GetRunningObjectTable(pbc,&rot);
 550
 551             if (FAILED(res))
 552                 return res;
 553
 554             res = IRunningObjectTable_IsRunning(rot,iface);
 555
 556             IRunningObjectTable_Release(rot);
 557         }
 558     else{
 559
 560         /* If pmkToLeft is non-NULL, the method calls IMoniker::BindToObject on the pmkToLeft parameter,         */
 561         /* requesting an IOleItemContainer interface pointer. The method then calls IOleItemContainer::IsRunning,*/
 562         /* passing the string contained within this moniker. */
 563
 564         res=IMoniker_BindToObject(pmkToLeft,pbc,NULL,&IID_IOleItemContainer,(void**)&poic);
 565
 566         if (SUCCEEDED(res)){
 567
 568             res=IOleItemContainer_IsRunning(poic,This->itemName);
 569
 570             IOleItemContainer_Release(poic);
 571         }
 572     }
 573
 574     return res;
 575 }
 576
 577 /******************************************************************************
 578  *        ItemMoniker_GetTimeOfLastChange
 579  ******************************************************************************/
 580 static HRESULT WINAPI ItemMonikerImpl_GetTimeOfLastChange(IMoniker* iface,
 581                                                           IBindCtx* pbc,
 582                                                           IMoniker* pmkToLeft,
 583                                                           FILETIME* pItemTime)
 584 {
 585     IRunningObjectTable* rot;
 586     HRESULT res;
 587     IMoniker *compositeMk;
 588
 589     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pItemTime);
 590
 591     if (pItemTime==NULL)
 592         return E_INVALIDARG;
 593
 594     /* If pmkToLeft is NULL, this method returns MK_E_NOTBINDABLE */
 595     if (pmkToLeft==NULL)
 596
 597         return MK_E_NOTBINDABLE;
 598     else {
 599
 600         /* Otherwise, the method creates a composite of pmkToLeft and this moniker and uses the ROT to access  */
 601         /* the time of last change. If the object is not in the ROT, the method calls                          */
 602         /* IMoniker::GetTimeOfLastChange on the pmkToLeft parameter.                                            */
 603
 604         res=CreateGenericComposite(pmkToLeft,iface,&compositeMk);
 605
 606         res=IBindCtx_GetRunningObjectTable(pbc,&rot);
 607
 608         if (IRunningObjectTable_GetTimeOfLastChange(rot,compositeMk,pItemTime)!=S_OK)
 609
 610             res=IMoniker_GetTimeOfLastChange(pmkToLeft,pbc,NULL,pItemTime);
 611
 612         IMoniker_Release(compositeMk);
 613     }
 614
 615     return res;
 616 }
 617
 618 /******************************************************************************
 619  *        ItemMoniker_Inverse
 620  ******************************************************************************/
 621 static HRESULT WINAPI ItemMonikerImpl_Inverse(IMoniker* iface,IMoniker** ppmk)
 622 {
 623     TRACE("(%p,%p)\n",iface,ppmk);
 624
 625     if (ppmk==NULL)
 626         return E_POINTER;
 627
 628     return CreateAntiMoniker(ppmk);
 629 }
 630
 631 /******************************************************************************
 632  *        ItemMoniker_CommonPrefixWith
 633  ******************************************************************************/
 634 static HRESULT WINAPI ItemMonikerImpl_CommonPrefixWith(IMoniker* iface,IMoniker* pmkOther,IMoniker** ppmkPrefix)
 635 {
 636     DWORD mkSys;
 637
 638     TRACE("(%p,%p)\n", pmkOther, ppmkPrefix);
 639
 640     IMoniker_IsSystemMoniker(pmkOther,&mkSys);
 641     /* If the other moniker is an item moniker that is equal to this moniker, this method sets *ppmkPrefix */
 642     /* to this moniker and returns MK_S_US */
 643
 644     if((mkSys==MKSYS_ITEMMONIKER) && (IMoniker_IsEqual(iface,pmkOther)==S_OK) ){
 645
 646         *ppmkPrefix=iface;
 647
 648         IMoniker_AddRef(iface);
 649
 650         return MK_S_US;
 651     }
 652     else
 653         /* otherwise, the method calls the MonikerCommonPrefixWith function. This function correctly handles */
 654         /* the case where the other moniker is a generic composite. */
 655         return MonikerCommonPrefixWith(iface,pmkOther,ppmkPrefix);
 656 }
 657
 658 /******************************************************************************
 659  *        ItemMoniker_RelativePathTo
 660  ******************************************************************************/
 661 static HRESULT WINAPI ItemMonikerImpl_RelativePathTo(IMoniker* iface,IMoniker* pmOther, IMoniker** ppmkRelPath)
 662 {
 663     TRACE("(%p,%p,%p)\n",iface,pmOther,ppmkRelPath);
 664
 665     if (ppmkRelPath==NULL)
 666         return E_POINTER;
 667
 668     *ppmkRelPath=0;
 669
 670     return MK_E_NOTBINDABLE;
 671 }
 672
 673 /******************************************************************************
 674  *        ItemMoniker_GetDisplayName
 675  ******************************************************************************/
 676 static HRESULT WINAPI ItemMonikerImpl_GetDisplayName(IMoniker* iface,
 677                                                      IBindCtx* pbc,
 678                                                      IMoniker* pmkToLeft,
 679                                                      LPOLESTR *ppszDisplayName)
 680 {
 681     ItemMonikerImpl *This = impl_from_IMoniker(iface);
 682
 683     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,ppszDisplayName);
 684
 685     if (ppszDisplayName==NULL)
 686         return E_POINTER;
 687
 688     if (pmkToLeft!=NULL){
 689         return E_INVALIDARG;
 690     }
 691
 692     *ppszDisplayName=CoTaskMemAlloc(sizeof(WCHAR)*(lstrlenW(This->itemDelimiter)+lstrlenW(This->itemName)+1));
 693
 694     if (*ppszDisplayName==NULL)
 695         return E_OUTOFMEMORY;
 696
 697     lstrcpyW(*ppszDisplayName,This->itemDelimiter);
 698     lstrcatW(*ppszDisplayName,This->itemName);
 699
 700     TRACE("-- %s\n", debugstr_w(*ppszDisplayName));
 701
 702     return S_OK;
 703 }
 704
 705 /******************************************************************************
 706  *        ItemMoniker_ParseDisplayName
 707  ******************************************************************************/
 708 static HRESULT WINAPI ItemMonikerImpl_ParseDisplayName(IMoniker* iface,
 709                                                        IBindCtx* pbc,
 710                                                        IMoniker* pmkToLeft,
 711                                                        LPOLESTR pszDisplayName,
 712                                                        ULONG* pchEaten,
 713                                                        IMoniker** ppmkOut)
 714 {
 715     ItemMonikerImpl *This = impl_from_IMoniker(iface);
 716     IOleItemContainer* poic=0;
 717     IParseDisplayName* ppdn=0;
 718     LPOLESTR displayName;
 719     HRESULT res;
 720
 721     TRACE("%s\n", debugstr_w(pszDisplayName));
 722
 723     /* If pmkToLeft is NULL, this method returns MK_E_SYNTAX */
 724     if (pmkToLeft==NULL)
 725
 726         return MK_E_SYNTAX;
 727
 728     else{
 729         /* Otherwise, the method calls IMoniker::BindToObject on the pmkToLeft parameter, requesting an */
 730         /* IParseDisplayName interface pointer to the object identified by the moniker, and passes the display */
 731         /* name to IParseDisplayName::ParseDisplayName */
 732         res=IMoniker_BindToObject(pmkToLeft,pbc,NULL,&IID_IOleItemContainer,(void**)&poic);
 733
 734         if (SUCCEEDED(res)){
 735
 736             res=IOleItemContainer_GetObject(poic,This->itemName,BINDSPEED_MODERATE,pbc,&IID_IParseDisplayName,(void**)&ppdn);
 737
 738             res=IMoniker_GetDisplayName(iface,pbc,NULL,&displayName);
 739
 740             res=IParseDisplayName_ParseDisplayName(ppdn,pbc,displayName,pchEaten,ppmkOut);
 741
 742             IOleItemContainer_Release(poic);
 743             IParseDisplayName_Release(ppdn);
 744         }
 745     }
 746     return res;
 747 }
 748
 749 /******************************************************************************
 750  *        ItemMoniker_IsSystemMoniker
 751  ******************************************************************************/
 752 static HRESULT WINAPI ItemMonikerImpl_IsSystemMoniker(IMoniker* iface,DWORD* pwdMksys)
 753 {
 754     TRACE("(%p,%p)\n",iface,pwdMksys);
 755
 756     if (!pwdMksys)
 757         return E_POINTER;
 758
 759     (*pwdMksys)=MKSYS_ITEMMONIKER;
 760
 761     return S_OK;
 762 }
 763
 764 /*******************************************************************************
 765  *        ItemMonikerIROTData_QueryInterface
 766  *******************************************************************************/
 767 static HRESULT WINAPI ItemMonikerROTDataImpl_QueryInterface(IROTData *iface,REFIID riid,
 768                                                             void **ppvObject)
 769 {
 770
 771     ItemMonikerImpl *This = impl_from_IROTData(iface);
 772
 773     TRACE("(%p,%p,%p)\n",iface,riid,ppvObject);
 774
 775     return ItemMonikerImpl_QueryInterface(&This->IMoniker_iface, riid, ppvObject);
 776 }
 777
 778 /***********************************************************************
 779  *        ItemMonikerIROTData_AddRef
 780  */
 781 static ULONG   WINAPI ItemMonikerROTDataImpl_AddRef(IROTData *iface)
 782 {
 783     ItemMonikerImpl *This = impl_from_IROTData(iface);
 784
 785     TRACE("(%p)\n",iface);
 786
 787     return ItemMonikerImpl_AddRef(&This->IMoniker_iface);
 788 }
 789
 790 /***********************************************************************
 791  *        ItemMonikerIROTData_Release
 792  */
 793 static ULONG   WINAPI ItemMonikerROTDataImpl_Release(IROTData* iface)
 794 {
 795     ItemMonikerImpl *This = impl_from_IROTData(iface);
 796
 797     TRACE("(%p)\n",iface);
 798
 799     return ItemMonikerImpl_Release(&This->IMoniker_iface);
 800 }
 801
 802 /******************************************************************************
 803  *        ItemMonikerIROTData_GetComparisonData
 804  ******************************************************************************/
 805 static HRESULT WINAPI ItemMonikerROTDataImpl_GetComparisonData(IROTData* iface,
 806                                                                BYTE* pbData,
 807                                                                ULONG cbMax,
 808                                                                ULONG* pcbData)
 809 {
 810     ItemMonikerImpl *This = impl_from_IROTData(iface);
 811     int len = (strlenW(This->itemName)+1);
 812     int i;
 813     LPWSTR pszItemName;
 814     LPWSTR pszItemDelimiter;
 815
 816     TRACE("(%p, %u, %p)\n", pbData, cbMax, pcbData);
 817
 818     *pcbData = sizeof(CLSID) + sizeof(WCHAR) + len * sizeof(WCHAR);
 819     if (cbMax < *pcbData)
 820         return E_OUTOFMEMORY;
 821
 822     /* write CLSID */
 823     memcpy(pbData, &CLSID_ItemMoniker, sizeof(CLSID));
 824     /* write delimiter */
 825     pszItemDelimiter = (LPWSTR)(pbData+sizeof(CLSID));
 826     *pszItemDelimiter = *This->itemDelimiter;
 827     /* write name */
 828     pszItemName = pszItemDelimiter + 1;
 829     for (i = 0; i < len; i++)
 830         pszItemName[i] = toupperW(This->itemName[i]);
 831
 832     return S_OK;
 833 }
 834
 835 /********************************************************************************/
 836 /* Virtual function table for the ItemMonikerImpl class which  include IPersist,*/
 837 /* IPersistStream and IMoniker functions.                                       */
 838 static const IMonikerVtbl VT_ItemMonikerImpl =
 839     {
 840     ItemMonikerImpl_QueryInterface,
 841     ItemMonikerImpl_AddRef,
 842     ItemMonikerImpl_Release,
 843     ItemMonikerImpl_GetClassID,
 844     ItemMonikerImpl_IsDirty,
 845     ItemMonikerImpl_Load,
 846     ItemMonikerImpl_Save,
 847     ItemMonikerImpl_GetSizeMax,
 848     ItemMonikerImpl_BindToObject,
 849     ItemMonikerImpl_BindToStorage,
 850     ItemMonikerImpl_Reduce,
 851     ItemMonikerImpl_ComposeWith,
 852     ItemMonikerImpl_Enum,
 853     ItemMonikerImpl_IsEqual,
 854     ItemMonikerImpl_Hash,
 855     ItemMonikerImpl_IsRunning,
 856     ItemMonikerImpl_GetTimeOfLastChange,
 857     ItemMonikerImpl_Inverse,
 858     ItemMonikerImpl_CommonPrefixWith,
 859     ItemMonikerImpl_RelativePathTo,
 860     ItemMonikerImpl_GetDisplayName,
 861     ItemMonikerImpl_ParseDisplayName,
 862     ItemMonikerImpl_IsSystemMoniker
 863 };
 864
 865 /********************************************************************************/
 866 /* Virtual function table for the IROTData class.                               */
 867 static const IROTDataVtbl VT_ROTDataImpl =
 868 {
 869     ItemMonikerROTDataImpl_QueryInterface,
 870     ItemMonikerROTDataImpl_AddRef,
 871     ItemMonikerROTDataImpl_Release,
 872     ItemMonikerROTDataImpl_GetComparisonData
 873 };
 874
 875 /******************************************************************************
 876  *         ItemMoniker_Construct (local function)
 877  *******************************************************************************/
 878 static HRESULT ItemMonikerImpl_Construct(ItemMonikerImpl* This, LPCOLESTR lpszDelim,LPCOLESTR lpszItem)
 879 {
 880
 881     int sizeStr1=lstrlenW(lpszItem), sizeStr2;
 882     static const OLECHAR emptystr[1];
 883     LPCOLESTR   delim;
 884
 885     TRACE("(%p,%s,%s)\n",This,debugstr_w(lpszDelim),debugstr_w(lpszItem));
 886
 887     /* Initialize the virtual function table. */
 888     This->IMoniker_iface.lpVtbl = &VT_ItemMonikerImpl;
 889     This->IROTData_iface.lpVtbl = &VT_ROTDataImpl;
 890     This->ref          = 0;
 891     This->pMarshal     = NULL;
 892
 893     This->itemName=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(sizeStr1+1));
 894     if (!This->itemName)
 895         return E_OUTOFMEMORY;
 896     lstrcpyW(This->itemName,lpszItem);
 897
 898     if (!lpszDelim)
 899         FIXME("lpszDelim is NULL. Using empty string which is possibly wrong.\n");
 900
 901     delim = lpszDelim ? lpszDelim : emptystr;
 902
 903     sizeStr2=lstrlenW(delim);
 904     This->itemDelimiter=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(sizeStr2+1));
 905     if (!This->itemDelimiter) {
 906         HeapFree(GetProcessHeap(),0,This->itemName);
 907         return E_OUTOFMEMORY;
 908     }
 909     lstrcpyW(This->itemDelimiter,delim);
 910     return S_OK;
 911 }
 912
 913 /******************************************************************************
 914  *        ItemMoniker_Destroy (local function)
 915  *******************************************************************************/
 916 static HRESULT ItemMonikerImpl_Destroy(ItemMonikerImpl* This)
 917 {
 918     TRACE("(%p)\n",This);
 919
 920     if (This->pMarshal) IUnknown_Release(This->pMarshal);
 921     HeapFree(GetProcessHeap(),0,This->itemName);
 922     HeapFree(GetProcessHeap(),0,This->itemDelimiter);
 923     HeapFree(GetProcessHeap(),0,This);
 924
 925     return S_OK;
 926 }
 927
 928 /******************************************************************************
 929  *        CreateItemMoniker     [OLE32.@]
 930  ******************************************************************************/
 931 HRESULT WINAPI CreateItemMoniker(LPCOLESTR lpszDelim, LPCOLESTR  lpszItem, IMoniker **ppmk)
 932 {
 933     ItemMonikerImpl* newItemMoniker;
 934     HRESULT        hr;
 935
 936     TRACE("(%s,%s,%p)\n",debugstr_w(lpszDelim),debugstr_w(lpszItem),ppmk);
 937
 938     newItemMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(ItemMonikerImpl));
 939
 940     if (!newItemMoniker)
 941         return STG_E_INSUFFICIENTMEMORY;
 942
 943     hr = ItemMonikerImpl_Construct(newItemMoniker,lpszDelim,lpszItem);
 944
 945     if (FAILED(hr)){
 946
 947         HeapFree(GetProcessHeap(),0,newItemMoniker);
 948     return hr;
 949     }
 950
 951     return ItemMonikerImpl_QueryInterface(&newItemMoniker->IMoniker_iface,&IID_IMoniker,
 952                                           (void**)ppmk);
 953 }
 954
 955 static HRESULT WINAPI ItemMonikerCF_QueryInterface(LPCLASSFACTORY iface,
 956                                                   REFIID riid, LPVOID *ppv)
 957 {
 958     *ppv = NULL;
 959     if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IClassFactory))
 960     {
 961         *ppv = iface;
 962         IUnknown_AddRef(iface);
 963         return S_OK;
 964     }
 965     return E_NOINTERFACE;
 966 }
 967
 968 static ULONG WINAPI ItemMonikerCF_AddRef(LPCLASSFACTORY iface)
 969 {
 970     return 2; /* non-heap based object */
 971 }
 972
 973 static ULONG WINAPI ItemMonikerCF_Release(LPCLASSFACTORY iface)
 974 {
 975     return 1; /* non-heap based object */
 976 }
 977
 978 static HRESULT WINAPI ItemMonikerCF_CreateInstance(LPCLASSFACTORY iface,
 979     LPUNKNOWN pUnk, REFIID riid, LPVOID *ppv)
 980 {
 981     ItemMonikerImpl* newItemMoniker;
 982     HRESULT  hr;
 983     static const WCHAR wszEmpty[] = { 0 };
 984
 985     TRACE("(%p, %s, %p)\n", pUnk, debugstr_guid(riid), ppv);
 986
 987     *ppv = NULL;
 988
 989     if (pUnk)
 990         return CLASS_E_NOAGGREGATION;
 991
 992     newItemMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(ItemMonikerImpl));
 993     if (!newItemMoniker)
 994         return E_OUTOFMEMORY;
 995
 996     hr = ItemMonikerImpl_Construct(newItemMoniker, wszEmpty, wszEmpty);
 997
 998     if (SUCCEEDED(hr))
 999         hr = ItemMonikerImpl_QueryInterface(&newItemMoniker->IMoniker_iface, riid, ppv);
1000     if (FAILED(hr))
1001         HeapFree(GetProcessHeap(),0,newItemMoniker);
1002
1003     return hr;
1004 }
1005
1006 static HRESULT WINAPI ItemMonikerCF_LockServer(LPCLASSFACTORY iface, BOOL fLock)
1007 {
1008     FIXME("(%d), stub!\n",fLock);
1009     return S_OK;
1010 }
1011
1012 static const IClassFactoryVtbl ItemMonikerCFVtbl =
1013 {
1014     ItemMonikerCF_QueryInterface,
1015     ItemMonikerCF_AddRef,
1016     ItemMonikerCF_Release,
1017     ItemMonikerCF_CreateInstance,
1018     ItemMonikerCF_LockServer
1019 };
1020 static const IClassFactoryVtbl *ItemMonikerCF = &ItemMonikerCFVtbl;
1021
1022 HRESULT ItemMonikerCF_Create(REFIID riid, LPVOID *ppv)
1023 {
1024     return IClassFactory_QueryInterface((IClassFactory *)&ItemMonikerCF, riid, ppv);
1025 }