include/propvarutil.h

   1 /*
   2  * Copyright 2008 James Hawkins for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #ifndef __WINE_PROPVARUTIL_H
  20 #define __WINE_PROPVARUTIL_H
  21
  22 #include <propidl.h>
  23 #include <shtypes.h>
  24 #include <shlwapi.h>
  25
  26 enum tagPROPVAR_CHANGE_FLAGS
  27 {
  28     PVCHF_DEFAULT           = 0x00000000,
  29     PVCHF_NOVALUEPROP       = 0x00000001,
  30     PVCHF_ALPHABOOL         = 0x00000002,
  31     PVCHF_NOUSEROVERRIDE    = 0x00000004,
  32     PVCHF_LOCALBOOL         = 0x00000008,
  33     PVCHF_NOHEXSTRING       = 0x00000010,
  34 };
  35
  36 typedef int PROPVAR_CHANGE_FLAGS;
  37
  38 HRESULT WINAPI PropVariantChangeType(PROPVARIANT *ppropvarDest, REFPROPVARIANT propvarSrc,
  39                                      PROPVAR_CHANGE_FLAGS flags, VARTYPE vt);
  40
  41
  42 #ifdef __cplusplus
  43
  44 HRESULT InitPropVariantFromBoolean(BOOL fVal, PROPVARIANT *ppropvar);
  45 HRESULT InitPropVariantFromString(PCWSTR psz, PROPVARIANT *ppropvar);
  46
  47 #ifndef NO_PROPVAR_INLINES
  48
  49 inline HRESULT InitPropVariantFromBoolean(BOOL fVal, PROPVARIANT *ppropvar)
  50 {
  51     ppropvar->vt = VT_BOOL;
  52     ppropvar->boolVal = fVal ? VARIANT_TRUE : VARIANT_FALSE;
  53     return S_OK;
  54 }
  55
  56 inline HRESULT InitPropVariantFromString(PCWSTR psz, PROPVARIANT *ppropvar)
  57 {
  58     HRESULT hres;
  59
  60     hres = SHStrDupW(psz, &ppropvar->pwszVal);
  61     if(SUCCEEDED(hres))
  62         ppropvar->vt = VT_LPWSTR;
  63     else
  64         PropVariantInit(ppropvar);
  65
  66     return hres;
  67 }
  68
  69 #endif
  70 #endif
  71
  72 #endif /* __WINE_PROPVARUTIL_H */