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106 lines
2.7 KiB
C++
106 lines
2.7 KiB
C++
// PropVariantConversions.cpp
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#include "StdAfx.h"
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#include "Common/IntToString.h"
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#include "Common/StringConvert.h"
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#include "Windows/Defs.h"
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#include "PropVariantConversions.h"
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static UString ConvertUInt64ToString(UInt64 value)
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{
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wchar_t buffer[32];
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ConvertUInt64ToString(value, buffer);
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return buffer;
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}
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static UString ConvertInt64ToString(Int64 value)
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{
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wchar_t buffer[32];
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ConvertInt64ToString(value, buffer);
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return buffer;
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}
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static char *UIntToStringSpec(char c, UInt32 value, char *s, int numPos)
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{
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if (c != 0)
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*s++ = c;
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char temp[16];
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int pos = 0;
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do
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{
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temp[pos++] = (char)('0' + value % 10);
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value /= 10;
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}
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while (value != 0);
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int i;
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for (i = 0; i < numPos - pos; i++)
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*s++ = '0';
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do
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*s++ = temp[--pos];
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while (pos > 0);
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*s = '\0';
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return s;
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}
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bool ConvertFileTimeToString(const FILETIME &ft, char *s, bool includeTime, bool includeSeconds)
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{
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s[0] = '\0';
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SYSTEMTIME st;
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if (!BOOLToBool(FileTimeToSystemTime(&ft, &st)))
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return false;
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s = UIntToStringSpec(0, st.wYear, s, 4);
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s = UIntToStringSpec('-', st.wMonth, s, 2);
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s = UIntToStringSpec('-', st.wDay, s, 2);
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if (includeTime)
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{
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s = UIntToStringSpec(' ', st.wHour, s, 2);
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s = UIntToStringSpec(':', st.wMinute, s, 2);
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if (includeSeconds)
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UIntToStringSpec(':', st.wSecond, s, 2);
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}
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return true;
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}
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UString ConvertFileTimeToString(const FILETIME &ft, bool includeTime, bool includeSeconds)
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{
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char s[32];
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ConvertFileTimeToString(ft, s, includeTime, includeSeconds);
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return GetUnicodeString(s);
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}
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UString ConvertPropVariantToString(const PROPVARIANT &prop)
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{
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switch (prop.vt)
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{
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case VT_EMPTY: return UString();
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case VT_BSTR: return prop.bstrVal;
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case VT_UI1: return ConvertUInt64ToString(prop.bVal);
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case VT_UI2: return ConvertUInt64ToString(prop.uiVal);
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case VT_UI4: return ConvertUInt64ToString(prop.ulVal);
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case VT_UI8: return ConvertUInt64ToString(prop.uhVal.QuadPart);
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case VT_FILETIME: return ConvertFileTimeToString(prop.filetime, true, true);
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// case VT_I1: return ConvertInt64ToString(prop.cVal);
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case VT_I2: return ConvertInt64ToString(prop.iVal);
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case VT_I4: return ConvertInt64ToString(prop.lVal);
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case VT_I8: return ConvertInt64ToString(prop.hVal.QuadPart);
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case VT_BOOL: return VARIANT_BOOLToBool(prop.boolVal) ? L"+" : L"-";
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default: throw 150245;
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}
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}
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UInt64 ConvertPropVariantToUInt64(const PROPVARIANT &prop)
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{
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switch (prop.vt)
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{
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case VT_UI1: return prop.bVal;
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case VT_UI2: return prop.uiVal;
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case VT_UI4: return prop.ulVal;
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case VT_UI8: return (UInt64)prop.uhVal.QuadPart;
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default: throw 151199;
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}
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}
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