dlls/shell32/folders.c

   1 /*
   2  *      Shell Folder stuff (...and all the OLE-Objects of SHELL32.DLL)
   3  *
   4  *      Copyright 1997  Marcus Meissner
   5  *      Copyright 1998  Juergen Schmied
   6  *
   7  *  !!! currently work in progress on all classes !!!
   8  *  <contact juergen.schmied@metronet.de, 980801>
   9  */
  10
  11 #include <ctype.h>
  12 #include <stdlib.h>
  13 #include <string.h>
  14 #include "ole.h"
  15 #include "ole2.h"
  16 #include "debug.h"
  17 #include "compobj.h"
  18 #include "interfaces.h"
  19 #include "shlobj.h"
  20 #include "shell.h"
  21 #include "winerror.h"
  22 #include "winnls.h"
  23 #include "winproc.h"
  24 #include "commctrl.h"
  25
  26 #include "shell32_main.h"
  27
  28
  29 /******************************************************************************
  30 * foreward declaration
  31 */
  32
  33 /* IExtractIcon implementation*/
  34 static HRESULT WINAPI IExtractIcon_QueryInterface(LPEXTRACTICON, REFIID, LPVOID *);
  35 static ULONG WINAPI IExtractIcon_AddRef(LPEXTRACTICON);
  36 static ULONG WINAPI IExtractIcon_AddRef(LPEXTRACTICON);
  37 static ULONG WINAPI IExtractIcon_Release(LPEXTRACTICON);
  38 static HRESULT WINAPI IExtractIcon_GetIconLocation(LPEXTRACTICON, UINT32, LPSTR, UINT32, int *, UINT32 *);
  39 static HRESULT WINAPI IExtractIcon_Extract(LPEXTRACTICON, LPCSTR, UINT32, HICON32 *, HICON32 *, UINT32);
  40
  41 /* IShellLink Implementation */
  42 static HRESULT WINAPI IShellLink_QueryInterface(LPSHELLLINK,REFIID,LPVOID*);
  43 static ULONG WINAPI IShellLink_AddRef(LPSHELLLINK);
  44 static ULONG WINAPI IShellLink_Release(LPSHELLLINK);
  45
  46
  47 /***********************************************************************
  48 *   IExtractIcon implementation
  49 */
  50 static struct IExtractIcon_VTable eivt =
  51 { IExtractIcon_QueryInterface,
  52   IExtractIcon_AddRef,
  53   IExtractIcon_Release,
  54   IExtractIcon_GetIconLocation,
  55   IExtractIcon_Extract
  56 };
  57 /**************************************************************************
  58 *  IExtractIcon_Constructor
  59 */
  60 LPEXTRACTICON IExtractIcon_Constructor(LPCITEMIDLIST pidl)
  61 { LPEXTRACTICON ei;
  62   ei=(LPEXTRACTICON)HeapAlloc(GetProcessHeap(),0,sizeof(IExtractIcon));
  63   ei->ref=1;
  64   ei->lpvtbl=&eivt;
  65   ei->pidl=ILClone(pidl);
  66
  67   TRACE(shell,"(%p)\n",ei);
  68   return ei;
  69 }
  70 /**************************************************************************
  71  *  IExtractIcon_QueryInterface
  72  */
  73 static HRESULT WINAPI IExtractIcon_QueryInterface( LPEXTRACTICON this, REFIID riid, LPVOID *ppvObj)
  74 {  char xriid[50];
  75    WINE_StringFromCLSID((LPCLSID)riid,xriid);
  76    TRACE(shell,"(%p)->(\n\tIID:\t%s,%p)\n",this,xriid,ppvObj);
  77
  78   *ppvObj = NULL;
  79
  80   if(IsEqualIID(riid, &IID_IUnknown))          /*IUnknown*/
  81   { *ppvObj = this;
  82   }
  83   else if(IsEqualIID(riid, &IID_IExtractIcon))  /*IExtractIcon*/
  84   {    *ppvObj = (IExtractIcon*)this;
  85   }
  86
  87   if(*ppvObj)
  88   { (*(LPEXTRACTICON*)ppvObj)->lpvtbl->fnAddRef(this);
  89     TRACE(shell,"-- Interface: (%p)->(%p)\n",ppvObj,*ppvObj);
  90     return S_OK;
  91   }
  92         TRACE(shell,"-- Interface: E_NOINTERFACE\n");
  93         return E_NOINTERFACE;
  94 }
  95
  96 /**************************************************************************
  97 *  IExtractIcon_AddRef
  98 */
  99 static ULONG WINAPI IExtractIcon_AddRef(LPEXTRACTICON this)
 100 { TRACE(shell,"(%p)->(count=%lu)\n",this,(this->ref)+1);
 101   return ++(this->ref);
 102 }
 103 /**************************************************************************
 104 *  IExtractIcon_Release
 105 */
 106 static ULONG WINAPI IExtractIcon_Release(LPEXTRACTICON this)
 107 { TRACE(shell,"(%p)->()\n",this);
 108   if (!--(this->ref))
 109   { TRACE(shell," destroying IExtractIcon(%p)\n",this);
 110     SHFree(this->pidl);
 111     HeapFree(GetProcessHeap(),0,this);
 112     return 0;
 113   }
 114   return this->ref;
 115 }
 116 /**************************************************************************
 117 *  IExtractIcon_GetIconLocation
 118 * NOTE
 119 *  FIXME returns allways the icon no. 3 (closed Folder)
 120 */
 121 static HRESULT WINAPI IExtractIcon_GetIconLocation(LPEXTRACTICON this, UINT32 uFlags, LPSTR szIconFile, UINT32 cchMax, int * piIndex, UINT32 * pwFlags)
 122 { FIXME (shell,"(%p) (flags=%u file=%s max=%u %p %p) semi-stub\n", this, uFlags, szIconFile, cchMax, piIndex, pwFlags);
 123         if (!szIconFile)
 124         { *piIndex = 20;
 125         }
 126         else
 127         { *piIndex = 3;
 128         }
 129         *pwFlags = GIL_NOTFILENAME;
 130
 131         return NOERROR;
 132 }
 133 /**************************************************************************
 134 *  IExtractIcon_Extract
 135 */
 136 static HRESULT WINAPI IExtractIcon_Extract(LPEXTRACTICON this, LPCSTR pszFile, UINT32 nIconIndex, HICON32 *phiconLarge, HICON32 *phiconSmall, UINT32 nIconSize)
 137 { FIXME (shell,"(%p) (file=%s index=%u %p %p size=%u) semi-stub\n", this, pszFile, nIconIndex, phiconLarge, phiconSmall, nIconSize);
 138   *phiconLarge = pImageList_GetIcon(ShellBigIconList, nIconIndex, ILD_TRANSPARENT);
 139   *phiconSmall = pImageList_GetIcon(ShellSmallIconList, nIconIndex, ILD_TRANSPARENT);
 140   return S_OK;
 141 }
 142
 143 /**************************************************************************
 144 * IShellLink Implementation
 145 */
 146
 147 static struct IShellLink_VTable slvt = {
 148   IShellLink_QueryInterface,
 149   IShellLink_AddRef,
 150   IShellLink_Release,
 151     (void *)0xcafe0004,
 152     (void *)0xcafe0005,
 153     (void *)0xcafe0006,
 154     (void *)0xcafe0007,
 155     (void *)0xcafe0008,
 156     (void *)0xcafe0009,
 157     (void *)0xcafe0010,
 158     (void *)0xcafe0011,
 159     (void *)0xcafe0012,
 160     (void *)0xcafe0013,
 161     (void *)0xcafe0014,
 162     (void *)0xcafe0015,
 163     (void *)0xcafe0016,
 164     (void *)0xcafe0017,
 165     (void *)0xcafe0018,
 166     (void *)0xcafe0019,
 167     (void *)0xcafe0020,
 168     (void *)0xcafe0021
 169 };
 170
 171 /**************************************************************************
 172  *        IShellLink_Constructor
 173  */
 174 LPSHELLLINK IShellLink_Constructor()
 175 {       LPSHELLLINK sl;
 176
 177         sl = (LPSHELLLINK)HeapAlloc(GetProcessHeap(),0,sizeof(IShellLink));
 178         sl->ref = 1;
 179         sl->lpvtbl = &slvt;
 180         TRACE(shell,"(%p)->()\n",sl);
 181         return sl;
 182 }
 183
 184 /**************************************************************************
 185  *  IShellLink::QueryInterface
 186  */
 187 static HRESULT WINAPI IShellLink_QueryInterface(
 188   LPSHELLLINK this, REFIID riid, LPVOID *ppvObj)
 189 {  char    xriid[50];
 190    WINE_StringFromCLSID((LPCLSID)riid,xriid);
 191    TRACE(shell,"(%p)->(\n\tIID:\t%s)\n",this,xriid);
 192
 193   *ppvObj = NULL;
 194
 195   if(IsEqualIID(riid, &IID_IUnknown))          /*IUnknown*/
 196   { *ppvObj = this;
 197   }
 198   else if(IsEqualIID(riid, &IID_IShellLink))  /*IShellLink*/
 199   {    *ppvObj = (LPSHELLLINK)this;
 200   }
 201
 202   if(*ppvObj)
 203   { (*(LPSHELLLINK*)ppvObj)->lpvtbl->fnAddRef(this);
 204     TRACE(shell,"-- Interface: (%p)->(%p)\n",ppvObj,*ppvObj);
 205     return S_OK;
 206   }
 207     TRACE(shell,"-- Interface: E_NOINTERFACE\n");
 208   return E_NOINTERFACE;
 209 }
 210 /******************************************************************************
 211  * IShellLink_AddRef
 212  */
 213 static ULONG WINAPI IShellLink_AddRef(LPSHELLLINK this)
 214 { TRACE(shell,"(%p)->(count=%lu)\n",this,this->ref);
 215     return ++(this->ref);
 216 }
 217 /******************************************************************************
 218  * IClassFactory_Release
 219  */
 220 static ULONG WINAPI IShellLink_Release(LPSHELLLINK this)
 221 { TRACE(shell,"(%p)->(count=%lu)\n",this,this->ref);
 222   if (!--(this->ref))
 223   { TRACE(shell,"-- destroying IShellLink(%p)\n",this);
 224     HeapFree(GetProcessHeap(),0,this);
 225     return 0;
 226   }
 227   return this->ref;
 228 }
 229
 230