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 <shtypes.h>
  23 #include <shlwapi.h>
  24
  25 enum tagPROPVAR_CHANGE_FLAGS
  26 {
  27     PVCHF_DEFAULT           = 0x00000000,
  28     PVCHF_NOVALUEPROP       = 0x00000001,
  29     PVCHF_ALPHABOOL         = 0x00000002,
  30     PVCHF_NOUSEROVERRIDE    = 0x00000004,
  31     PVCHF_LOCALBOOL         = 0x00000008,
  32     PVCHF_NOHEXSTRING       = 0x00000010,
  33 };
  34
  35 typedef int PROPVAR_CHANGE_FLAGS;
  36
  37 HRESULT WINAPI PropVariantChangeType(PROPVARIANT *ppropvarDest, REFPROPVARIANT propvarSrc,
  38                                      PROPVAR_CHANGE_FLAGS flags, VARTYPE vt);
  39 HRESULT WINAPI InitPropVariantFromGUIDAsString(REFGUID guid, PROPVARIANT *ppropvar);
  40 HRESULT WINAPI InitVariantFromGUIDAsString(REFGUID guid, VARIANT *pvar);
  41 HRESULT WINAPI InitPropVariantFromBuffer(const VOID *pv, UINT cb, PROPVARIANT *ppropvar);
  42 HRESULT WINAPI InitVariantFromBuffer(const VOID *pv, UINT cb, VARIANT *pvar);
  43 HRESULT WINAPI PropVariantToGUID(const PROPVARIANT *ppropvar, GUID *guid);
  44 HRESULT WINAPI VariantToGUID(const VARIANT *pvar, GUID *guid);
  45
  46
  47 #ifdef __cplusplus
  48
  49 HRESULT InitPropVariantFromBoolean(BOOL fVal, PROPVARIANT *ppropvar);
  50 HRESULT InitPropVariantFromString(PCWSTR psz, PROPVARIANT *ppropvar);
  51
  52 #ifndef NO_PROPVAR_INLINES
  53
  54 inline HRESULT InitPropVariantFromBoolean(BOOL fVal, PROPVARIANT *ppropvar)
  55 {
  56     ppropvar->vt = VT_BOOL;
  57     ppropvar->boolVal = fVal ? VARIANT_TRUE : VARIANT_FALSE;
  58     return S_OK;
  59 }
  60
  61 inline HRESULT InitPropVariantFromString(PCWSTR psz, PROPVARIANT *ppropvar)
  62 {
  63     HRESULT hres;
  64
  65     hres = SHStrDupW(psz, &ppropvar->pwszVal);
  66     if(SUCCEEDED(hres))
  67         ppropvar->vt = VT_LPWSTR;
  68     else
  69         PropVariantInit(ppropvar);
  70
  71     return hres;
  72 }
  73
  74 #endif
  75 #endif
  76
  77 #endif /* __WINE_PROPVARUTIL_H */