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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 
ConvertPropVariantToUInt64(const PROPVARIANT & prop,UInt64 & value)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