110 lines
3.5 KiB
C++
110 lines
3.5 KiB
C++
// PropVariantConvert.cpp
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#include "StdAfx.h"
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#include "../Common/IntToString.h"
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#include "Defs.h"
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#include "PropVariantConv.h"
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#define UINT_TO_STR_2(c, val) { s[0] = (c); s[1] = (char)('0' + (val) / 10); s[2] = (char)('0' + (val) % 10); s += 3; }
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bool ConvertFileTimeToString(const FILETIME &ft, char *s, bool includeTime, bool includeSeconds) throw()
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{
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SYSTEMTIME st;
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if (!BOOLToBool(FileTimeToSystemTime(&ft, &st)))
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{
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*s = 0;
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return false;
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}
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unsigned val = st.wYear;
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if (val >= 10000)
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{
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*s++ = (char)('0' + val / 10000);
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val %= 10000;
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}
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{
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s[3] = (char)('0' + val % 10); val /= 10;
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s[2] = (char)('0' + val % 10); val /= 10;
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s[1] = (char)('0' + val % 10);
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s[0] = (char)('0' + val / 10);
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s += 4;
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}
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UINT_TO_STR_2('-', st.wMonth);
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UINT_TO_STR_2('-', st.wDay);
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if (includeTime)
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{
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UINT_TO_STR_2(' ', st.wHour);
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UINT_TO_STR_2(':', st.wMinute);
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if (includeSeconds)
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{
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UINT_TO_STR_2(':', st.wSecond);
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/*
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*s++ = '.';
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unsigned val = st.wMilliseconds;
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s[2] = (char)('0' + val % 10); val /= 10;
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s[1] = (char)('0' + val % 10);
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s[0] = (char)('0' + val / 10);
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s += 3;
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*/
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}
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}
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*s = 0;
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return true;
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}
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void ConvertFileTimeToString(const FILETIME &ft, wchar_t *dest, bool includeTime, bool includeSeconds) throw()
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{
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char s[32];
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ConvertFileTimeToString(ft, s, includeTime, includeSeconds);
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for (unsigned i = 0;; i++)
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{
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unsigned char c = s[i];
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dest[i] = c;
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if (c == 0)
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return;
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}
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}
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void ConvertPropVariantToShortString(const PROPVARIANT &prop, char *dest) throw()
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{
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*dest = 0;
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switch (prop.vt)
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{
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case VT_EMPTY: return;
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case VT_BSTR: dest[0] = '?'; dest[1] = 0; return;
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case VT_UI1: ConvertUInt32ToString(prop.bVal, dest); return;
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case VT_UI2: ConvertUInt32ToString(prop.uiVal, dest); return;
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case VT_UI4: ConvertUInt32ToString(prop.ulVal, dest); return;
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case VT_UI8: ConvertUInt64ToString(prop.uhVal.QuadPart, dest); return;
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case VT_FILETIME: ConvertFileTimeToString(prop.filetime, dest, true, true); return;
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// case VT_I1: return ConvertInt64ToString(prop.cVal, dest); return;
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case VT_I2: ConvertInt64ToString(prop.iVal, dest); return;
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case VT_I4: ConvertInt64ToString(prop.lVal, dest); return;
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case VT_I8: ConvertInt64ToString(prop.hVal.QuadPart, dest); return;
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case VT_BOOL: dest[0] = VARIANT_BOOLToBool(prop.boolVal) ? '+' : '-'; dest[1] = 0; return;
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default: dest[0] = '?'; dest[1] = ':'; ConvertUInt64ToString(prop.vt, dest + 2);
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}
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}
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void ConvertPropVariantToShortString(const PROPVARIANT &prop, wchar_t *dest) throw()
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{
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*dest = 0;
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switch (prop.vt)
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{
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case VT_EMPTY: return;
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case VT_BSTR: dest[0] = '?'; dest[1] = 0; return;
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case VT_UI1: ConvertUInt32ToString(prop.bVal, dest); return;
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case VT_UI2: ConvertUInt32ToString(prop.uiVal, dest); return;
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case VT_UI4: ConvertUInt32ToString(prop.ulVal, dest); return;
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case VT_UI8: ConvertUInt64ToString(prop.uhVal.QuadPart, dest); return;
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case VT_FILETIME: ConvertFileTimeToString(prop.filetime, dest, true, true); return;
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// case VT_I1: return ConvertInt64ToString(prop.cVal, dest); return;
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case VT_I2: ConvertInt64ToString(prop.iVal, dest); return;
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case VT_I4: ConvertInt64ToString(prop.lVal, dest); return;
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case VT_I8: ConvertInt64ToString(prop.hVal.QuadPart, dest); return;
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case VT_BOOL: dest[0] = VARIANT_BOOLToBool(prop.boolVal) ? (wchar_t)'+' : (wchar_t)'-'; dest[1] = 0; return;
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default: dest[0] = '?'; dest[1] = ':'; ConvertUInt32ToString(prop.vt, dest + 2);
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}
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}
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