dlls/shell32/folders.c

   1 /*
   2  *      Copyright 1997  Marcus Meissner
   3  *      Copyright 1998  Juergen Schmied
   4  *
   5  */
   6
   7 #include <ctype.h>
   8 #include <stdlib.h>
   9 #include <string.h>
  10 #include "ole.h"
  11 #include "ole2.h"
  12 #include "debug.h"
  13 #include "compobj.h"
  14 #include "interfaces.h"
  15 #include "shlobj.h"
  16 #include "shell.h"
  17 #include "winerror.h"
  18 #include "winnls.h"
  19 #include "winproc.h"
  20 #include "commctrl.h"
  21 #include "pidl.h"
  22
  23 #include "shell32_main.h"
  24
  25
  26 /******************************************************************************
  27 * foreward declaration
  28 */
  29
  30 /* IExtractIcon implementation*/
  31 static HRESULT WINAPI IExtractIcon_QueryInterface(LPEXTRACTICON, REFIID, LPVOID *);
  32 static ULONG WINAPI IExtractIcon_AddRef(LPEXTRACTICON);
  33 static ULONG WINAPI IExtractIcon_AddRef(LPEXTRACTICON);
  34 static ULONG WINAPI IExtractIcon_Release(LPEXTRACTICON);
  35 static HRESULT WINAPI IExtractIcon_GetIconLocation(LPEXTRACTICON, UINT32, LPSTR, UINT32, int *, UINT32 *);
  36 static HRESULT WINAPI IExtractIcon_Extract(LPEXTRACTICON, LPCSTR, UINT32, HICON32 *, HICON32 *, UINT32);
  37
  38
  39 /***********************************************************************
  40 *   IExtractIcon implementation
  41 */
  42 static struct IExtractIcon_VTable eivt =
  43 { IExtractIcon_QueryInterface,
  44   IExtractIcon_AddRef,
  45   IExtractIcon_Release,
  46   IExtractIcon_GetIconLocation,
  47   IExtractIcon_Extract
  48 };
  49 /**************************************************************************
  50 *  IExtractIcon_Constructor
  51 */
  52 LPEXTRACTICON IExtractIcon_Constructor(LPCITEMIDLIST pidl)
  53 { LPEXTRACTICON ei;
  54
  55   ei=(LPEXTRACTICON)HeapAlloc(GetProcessHeap(),0,sizeof(IExtractIcon));
  56   ei->ref=1;
  57   ei->lpvtbl=&eivt;
  58   ei->pidl=ILClone(pidl);
  59
  60   pdump(pidl);
  61
  62   TRACE(shell,"(%p)\n",ei);
  63   return ei;
  64 }
  65 /**************************************************************************
  66  *  IExtractIcon_QueryInterface
  67  */
  68 static HRESULT WINAPI IExtractIcon_QueryInterface( LPEXTRACTICON this, REFIID riid, LPVOID *ppvObj)
  69 {  char xriid[50];
  70    WINE_StringFromCLSID((LPCLSID)riid,xriid);
  71    TRACE(shell,"(%p)->(\n\tIID:\t%s,%p)\n",this,xriid,ppvObj);
  72
  73   *ppvObj = NULL;
  74
  75   if(IsEqualIID(riid, &IID_IUnknown))          /*IUnknown*/
  76   { *ppvObj = this;
  77   }
  78   else if(IsEqualIID(riid, &IID_IExtractIcon))  /*IExtractIcon*/
  79   {    *ppvObj = (IExtractIcon*)this;
  80   }
  81
  82   if(*ppvObj)
  83   { (*(LPEXTRACTICON*)ppvObj)->lpvtbl->fnAddRef(this);
  84     TRACE(shell,"-- Interface: (%p)->(%p)\n",ppvObj,*ppvObj);
  85     return S_OK;
  86   }
  87         TRACE(shell,"-- Interface: E_NOINTERFACE\n");
  88         return E_NOINTERFACE;
  89 }
  90
  91 /**************************************************************************
  92 *  IExtractIcon_AddRef
  93 */
  94 static ULONG WINAPI IExtractIcon_AddRef(LPEXTRACTICON this)
  95 { TRACE(shell,"(%p)->(count=%lu)\n",this,(this->ref)+1);
  96   return ++(this->ref);
  97 }
  98 /**************************************************************************
  99 *  IExtractIcon_Release
 100 */
 101 static ULONG WINAPI IExtractIcon_Release(LPEXTRACTICON this)
 102 { TRACE(shell,"(%p)->()\n",this);
 103   if (!--(this->ref))
 104   { TRACE(shell," destroying IExtractIcon(%p)\n",this);
 105     SHFree(this->pidl);
 106     HeapFree(GetProcessHeap(),0,this);
 107     return 0;
 108   }
 109   return this->ref;
 110 }
 111 /**************************************************************************
 112 *  IExtractIcon_GetIconLocation
 113 */
 114 static HRESULT WINAPI IExtractIcon_GetIconLocation(LPEXTRACTICON this, UINT32 uFlags, LPSTR szIconFile, UINT32 cchMax, int * piIndex, UINT32 * pwFlags)
 115 {       WARN (shell,"(%p) (flags=%u file=%s max=%u %p %p) semi-stub\n", this, uFlags, szIconFile, cchMax, piIndex, pwFlags);
 116
 117         *piIndex = (int) SHMapPIDLToSystemImageListIndex(0, this->pidl,0);
 118         *pwFlags = GIL_NOTFILENAME;
 119
 120         WARN (shell,"-- %x\n",*piIndex);
 121
 122         return NOERROR;
 123 }
 124 /**************************************************************************
 125 *  IExtractIcon_Extract
 126 */
 127 static HRESULT WINAPI IExtractIcon_Extract(LPEXTRACTICON this, LPCSTR pszFile, UINT32 nIconIndex, HICON32 *phiconLarge, HICON32 *phiconSmall, UINT32 nIconSize)
 128 { FIXME (shell,"(%p) (file=%s index=%u %p %p size=%u) semi-stub\n", this, pszFile, nIconIndex, phiconLarge, phiconSmall, nIconSize);
 129   *phiconLarge = pImageList_GetIcon(ShellBigIconList, nIconIndex, ILD_TRANSPARENT);
 130   *phiconSmall = pImageList_GetIcon(ShellSmallIconList, nIconIndex, ILD_TRANSPARENT);
 131   return S_OK;
 132 }
 133