1 // Windows/PropVariantConv.h 2 3 #ifndef __PROP_VARIANT_CONV_H 4 #define __PROP_VARIANT_CONV_H 5 6 #include "../Common/MyTypes.h" 7 8 // provide at least 32 bytes for buffer including zero-end 9 bool ConvertFileTimeToString(const FILETIME &ft, char *s, bool includeTime = true, bool includeSeconds = true) throw(); 10 void ConvertFileTimeToString(const FILETIME &ft, wchar_t *s, bool includeTime = true, bool includeSeconds = true) throw(); 11 12 // provide at least 32 bytes for buffer including zero-end 13 // don't send VT_BSTR to these functions 14 void ConvertPropVariantToShortString(const PROPVARIANT &prop, char *dest) throw(); 15 void ConvertPropVariantToShortString(const PROPVARIANT &prop, wchar_t *dest) throw(); 16 17 inline bool ConvertPropVariantToUInt64(const PROPVARIANT &prop, UInt64 &value) 18 { 19 switch (prop.vt) 20 { 21 case VT_UI8: value = (UInt64)prop.uhVal.QuadPart; return true; 22 case VT_UI4: value = prop.ulVal; return true; 23 case VT_UI2: value = prop.uiVal; return true; 24 case VT_UI1: value = prop.bVal; return true; 25 case VT_EMPTY: return false; 26 default: throw 151199; 27 } 28 } 29 30 #endif 31