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// Common/StringConvert.cpp
#include "StdAfx.h"
#include "StringConvert.h"
#ifndef _WIN32
#include <stdlib.h>
#endif
#ifdef _WIN32
UString MultiByteToUnicodeString(const AString &srcString, UINT codePage)
{
UString resultString;
if (!srcString.IsEmpty())
{
int numChars = MultiByteToWideChar(codePage, 0, srcString,
srcString.Length(), resultString.GetBuffer(srcString.Length()),
srcString.Length() + 1);
if (numChars == 0)
throw 282228;
resultString.ReleaseBuffer(numChars);
}
return resultString;
}
AString UnicodeStringToMultiByte(const UString &s, UINT codePage, char defaultChar, bool &defaultCharWasUsed)
{
AString dest;
defaultCharWasUsed = false;
if (!s.IsEmpty())
{
int numRequiredBytes = s.Length() * 2;
BOOL defUsed;
int numChars = WideCharToMultiByte(codePage, 0, s, s.Length(),
dest.GetBuffer(numRequiredBytes), numRequiredBytes + 1,
&defaultChar, &defUsed);
defaultCharWasUsed = (defUsed != FALSE);
if (numChars == 0)
throw 282229;
dest.ReleaseBuffer(numChars);
}
return dest;
}
AString UnicodeStringToMultiByte(const UString &srcString, UINT codePage)
{
bool defaultCharWasUsed;
return UnicodeStringToMultiByte(srcString, codePage, '_', defaultCharWasUsed);
}
#ifndef UNDER_CE
AString SystemStringToOemString(const CSysString &srcString)
{
AString result;
CharToOem(srcString, result.GetBuffer(srcString.Length() * 2));
result.ReleaseBuffer();
return result;
}
#endif
#else
UString MultiByteToUnicodeString(const AString &srcString, UINT codePage)
{
UString resultString;
for (int i = 0; i < srcString.Length(); i++)
resultString += wchar_t(srcString[i]);
/*
if (!srcString.IsEmpty())
{
int numChars = mbstowcs(resultString.GetBuffer(srcString.Length()), srcString, srcString.Length() + 1);
if (numChars < 0) throw "Your environment does not support UNICODE";
resultString.ReleaseBuffer(numChars);
}
*/
return resultString;
}
AString UnicodeStringToMultiByte(const UString &srcString, UINT codePage)
{
AString resultString;
for (int i = 0; i < srcString.Length(); i++)
resultString += char(srcString[i]);
/*
if (!srcString.IsEmpty())
{
int numRequiredBytes = srcString.Length() * 6 + 1;
int numChars = wcstombs(resultString.GetBuffer(numRequiredBytes), srcString, numRequiredBytes);
if (numChars < 0) throw "Your environment does not support UNICODE";
resultString.ReleaseBuffer(numChars);
}
*/
return resultString;
}
#endif
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