dlls/shell32/folders.c

   1 /*
   2  *      Copyright 1997  Marcus Meissner
   3  *      Copyright 1998  Juergen Schmied
   4  *
   5  */
   6
   7 #include <stdlib.h>
   8 #include <string.h>
   9
  10 #include "wine/obj_base.h"
  11 #include "wine/obj_extracticon.h"
  12
  13 #include "debugtools.h"
  14 #include "winerror.h"
  15
  16 #include "pidl.h"
  17 #include "shell32_main.h"
  18
  19 DEFAULT_DEBUG_CHANNEL(shell)
  20
  21
  22 /***********************************************************************
  23 *   IExtractIconA implementation
  24 */
  25
  26 typedef struct
  27 {       ICOM_VTABLE(IExtractIconA)*     lpvtbl;
  28         DWORD   ref;
  29         ICOM_VTABLE(IPersistFile)*      lpvtblPersistFile;
  30         LPITEMIDLIST    pidl;
  31 } IExtractIconAImpl;
  32
  33 static struct ICOM_VTABLE(IExtractIconA) eivt;
  34 static struct ICOM_VTABLE(IPersistFile) pfvt;
  35
  36 #define _IPersistFile_Offset ((int)(&(((IExtractIconAImpl*)0)->lpvtblPersistFile)))
  37 #define _ICOM_THIS_From_IPersistFile(class, name) class* This = (class*)(((char*)name)-_IPersistFile_Offset);
  38
  39 /**************************************************************************
  40 *  IExtractIconA_Constructor
  41 */
  42 IExtractIconA* IExtractIconA_Constructor(LPCITEMIDLIST pidl)
  43 {
  44         IExtractIconAImpl* ei;
  45
  46         ei=(IExtractIconAImpl*)HeapAlloc(GetProcessHeap(),0,sizeof(IExtractIconAImpl));
  47         ei->ref=1;
  48         ei->lpvtbl = &eivt;
  49         ei->lpvtblPersistFile = &pfvt;
  50         ei->pidl=ILClone(pidl);
  51
  52         pdump(pidl);
  53
  54         TRACE("(%p)\n",ei);
  55         shell32_ObjCount++;
  56         return (IExtractIconA *)ei;
  57 }
  58 /**************************************************************************
  59  *  IExtractIconA_QueryInterface
  60  */
  61 static HRESULT WINAPI IExtractIconA_fnQueryInterface( IExtractIconA * iface, REFIID riid, LPVOID *ppvObj)
  62 {
  63         ICOM_THIS(IExtractIconAImpl,iface);
  64
  65         char    xriid[50];
  66          WINE_StringFromCLSID((LPCLSID)riid,xriid);
  67          TRACE("(%p)->(\n\tIID:\t%s,%p)\n",This,xriid,ppvObj);
  68
  69         *ppvObj = NULL;
  70
  71         if(IsEqualIID(riid, &IID_IUnknown))             /*IUnknown*/
  72         { *ppvObj = This;
  73         }
  74         else if(IsEqualIID(riid, &IID_IPersistFile))    /*IExtractIcon*/
  75         {    *ppvObj = (IPersistFile*)&(This->lpvtblPersistFile);
  76         }
  77         else if(IsEqualIID(riid, &IID_IExtractIconA))   /*IExtractIcon*/
  78         {    *ppvObj = (IExtractIconA*)This;
  79         }
  80
  81         if(*ppvObj)
  82         { IExtractIconA_AddRef((IExtractIconA*) *ppvObj);
  83           TRACE("-- Interface: (%p)->(%p)\n",ppvObj,*ppvObj);
  84           return S_OK;
  85         }
  86         TRACE("-- Interface: E_NOINTERFACE\n");
  87         return E_NOINTERFACE;
  88 }
  89
  90 /**************************************************************************
  91 *  IExtractIconA_AddRef
  92 */
  93 static ULONG WINAPI IExtractIconA_fnAddRef(IExtractIconA * iface)
  94 {
  95         ICOM_THIS(IExtractIconAImpl,iface);
  96
  97         TRACE("(%p)->(count=%lu)\n",This, This->ref );
  98
  99         shell32_ObjCount++;
 100
 101         return ++(This->ref);
 102 }
 103 /**************************************************************************
 104 *  IExtractIconA_Release
 105 */
 106 static ULONG WINAPI IExtractIconA_fnRelease(IExtractIconA * iface)
 107 {
 108         ICOM_THIS(IExtractIconAImpl,iface);
 109
 110         TRACE("(%p)->()\n",This);
 111
 112         shell32_ObjCount--;
 113
 114         if (!--(This->ref))
 115         { TRACE(" destroying IExtractIcon(%p)\n",This);
 116           SHFree(This->pidl);
 117           HeapFree(GetProcessHeap(),0,This);
 118           return 0;
 119         }
 120         return This->ref;
 121 }
 122 /**************************************************************************
 123 *  IExtractIconA_GetIconLocation
 124 */
 125 static HRESULT WINAPI IExtractIconA_fnGetIconLocation(
 126         IExtractIconA * iface,
 127         UINT uFlags,
 128         LPSTR szIconFile,
 129         UINT cchMax,
 130         int * piIndex,
 131         UINT * pwFlags)
 132 {
 133         ICOM_THIS(IExtractIconAImpl,iface);
 134
 135         char    sTemp[MAX_PATH];
 136         DWORD   ret = S_FALSE, dwNr;
 137         LPITEMIDLIST    pSimplePidl = ILFindLastID(This->pidl);
 138
 139         TRACE("(%p) (flags=%u %p %u %p %p)\n", This, uFlags, szIconFile, cchMax, piIndex, pwFlags);
 140
 141         if (pwFlags)
 142           *pwFlags = 0;
 143
 144         if (_ILIsDesktop(pSimplePidl))
 145         { strncpy(szIconFile, "shell32.dll", cchMax);
 146           *piIndex = 34;
 147           ret = NOERROR;
 148         }
 149         else if (_ILIsMyComputer(pSimplePidl))
 150         { if (HCR_GetDefaultIcon("CLSID\\{20D04FE0-3AEA-1069-A2D8-08002B30309D}", sTemp, MAX_PATH, &dwNr))
 151           { strncpy(szIconFile, sTemp, cchMax);
 152             *piIndex = dwNr;
 153           }
 154           else
 155           { strncpy(szIconFile, "shell32.dll", cchMax);
 156             *piIndex = 15;
 157           }
 158           ret = NOERROR;
 159         }
 160         else if (_ILIsDrive (pSimplePidl))
 161         { if (HCR_GetDefaultIcon("Drive", sTemp, MAX_PATH, &dwNr))
 162           { strncpy(szIconFile, sTemp, cchMax);
 163             *piIndex = dwNr;
 164           }
 165           else
 166           { strncpy(szIconFile, "shell32.dll", cchMax);
 167             *piIndex = 8;
 168           }
 169           ret = NOERROR;
 170         }
 171         else if (_ILIsFolder (pSimplePidl))
 172         { if (HCR_GetDefaultIcon("Folder", sTemp, MAX_PATH, &dwNr))
 173           { strncpy(szIconFile, sTemp, cchMax);
 174             *piIndex = dwNr;
 175           }
 176           else
 177           { strncpy(szIconFile, "shell32.dll", cchMax);
 178             *piIndex = 3;
 179           }
 180           ret = NOERROR;
 181         }
 182         else
 183         { if (_ILGetExtension (pSimplePidl, sTemp, MAX_PATH))           /* object is file */
 184           { if ( HCR_MapTypeToValue(sTemp, sTemp, MAX_PATH))
 185             { if (HCR_GetDefaultIcon(sTemp, sTemp, MAX_PATH, &dwNr))
 186               { if (!strcmp("%1",sTemp))                                        /* icon is in the file */
 187                 { _ILGetPidlPath(This->pidl, sTemp, MAX_PATH);
 188                   dwNr = 0;
 189                 }
 190                 strncpy(szIconFile, sTemp, cchMax);
 191                 *piIndex = dwNr;
 192                 ret = NOERROR;
 193               }
 194             }
 195           }
 196         }
 197
 198         TRACE("-- %s %x\n", (ret==NOERROR)?debugstr_a(szIconFile):"[error]", *piIndex);
 199         return ret;
 200 }
 201 /**************************************************************************
 202 *  IExtractIconA_Extract
 203 */
 204 static HRESULT WINAPI IExtractIconA_fnExtract(IExtractIconA * iface, LPCSTR pszFile, UINT nIconIndex, HICON *phiconLarge, HICON *phiconSmall, UINT nIconSize)
 205 {
 206         ICOM_THIS(IExtractIconAImpl,iface);
 207
 208         FIXME("(%p) (file=%p index=%u %p %p size=%u) semi-stub\n", This, pszFile, nIconIndex, phiconLarge, phiconSmall, nIconSize);
 209
 210         if (phiconLarge)
 211           *phiconLarge = pImageList_GetIcon(ShellBigIconList, nIconIndex, ILD_TRANSPARENT);
 212
 213         if (phiconSmall)
 214           *phiconSmall = pImageList_GetIcon(ShellSmallIconList, nIconIndex, ILD_TRANSPARENT);
 215
 216         return S_OK;
 217 }
 218
 219 static struct ICOM_VTABLE(IExtractIconA) eivt =
 220 {
 221         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 222         IExtractIconA_fnQueryInterface,
 223         IExtractIconA_fnAddRef,
 224         IExtractIconA_fnRelease,
 225         IExtractIconA_fnGetIconLocation,
 226         IExtractIconA_fnExtract
 227 };
 228
 229 /************************************************************************
 230  * IEIPersistFile_QueryInterface (IUnknown)
 231  */
 232 static HRESULT WINAPI IEIPersistFile_fnQueryInterface(
 233         IPersistFile    *iface,
 234         REFIID          iid,
 235         LPVOID          *ppvObj)
 236 {
 237         _ICOM_THIS_From_IPersistFile(IExtractIconA, iface);
 238
 239         return IShellFolder_QueryInterface((IExtractIconA*)This, iid, ppvObj);
 240 }
 241
 242 /************************************************************************
 243  * IEIPersistFile_AddRef (IUnknown)
 244  */
 245 static ULONG WINAPI IEIPersistFile_fnAddRef(
 246         IPersistFile    *iface)
 247 {
 248         _ICOM_THIS_From_IPersistFile(IExtractIconA, iface);
 249
 250         return IExtractIconA_AddRef((IExtractIconA*)This);
 251 }
 252
 253 /************************************************************************
 254  * IEIPersistFile_Release (IUnknown)
 255  */
 256 static ULONG WINAPI IEIPersistFile_fnRelease(
 257         IPersistFile    *iface)
 258 {
 259         _ICOM_THIS_From_IPersistFile(IExtractIconA, iface);
 260
 261         return IExtractIconA_Release((IExtractIconA*)This);
 262 }
 263
 264 /************************************************************************
 265  * IEIPersistFile_GetClassID (IPersist)
 266  */
 267 static HRESULT WINAPI IEIPersistFile_fnGetClassID(
 268         const IPersistFile      *iface,
 269         LPCLSID                 lpClassId)
 270 {
 271         CLSID StdFolderID = { 0x00000000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} };
 272
 273         if (lpClassId==NULL)
 274           return E_POINTER;
 275
 276         memcpy(lpClassId, &StdFolderID, sizeof(StdFolderID));
 277
 278         return S_OK;
 279 }
 280
 281 /************************************************************************
 282  * IEIPersistFile_Load (IPersistFile)
 283  */
 284 static HRESULT WINAPI IEIPersistFile_fnLoad(IPersistFile* iface, LPCOLESTR pszFileName, DWORD dwMode)
 285 {
 286         _ICOM_THIS_From_IPersistFile(IExtractIconA, iface);
 287         FIXME("%p\n", This);
 288         return E_NOTIMPL;
 289
 290 }
 291
 292 static struct ICOM_VTABLE(IPersistFile) pfvt =
 293 {
 294         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 295         IEIPersistFile_fnQueryInterface,
 296         IEIPersistFile_fnAddRef,
 297         IEIPersistFile_fnRelease,
 298         IEIPersistFile_fnGetClassID,
 299         (void *) 0xdeadbeef /* IEIPersistFile_fnIsDirty */,
 300         IEIPersistFile_fnLoad,
 301         (void *) 0xdeadbeef /* IEIPersistFile_fnSave */,
 302         (void *) 0xdeadbeef /* IEIPersistFile_fnSaveCompleted */,
 303         (void *) 0xdeadbeef /* IEIPersistFile_fnGetCurFile */
 304 };
 305