?? fxstring.h
字號:
//-----------------------------------------------------------------------------------//
// Windows Graphics Programming: Win32 GDI and DirectDraw //
// ISBN 0-13-086985-6 //
// //
// Written by Yuan, Feng www.fengyuan.com //
// Copyright (c) 2000 by Hewlett-Packard Company www.hp.com //
// Published by Prentice Hall PTR, Prentice-Hall, Inc. www.phptr.com //
// //
// FileName : fixstring.h //
// Description: Template class for fixed size string //
// Version : 1.00.000, May 31, 2000 //
//-----------------------------------------------------------------------------------//
// Fixed size character string
template<int nMaxSize=256>
class KString
{
TCHAR Buffer[nMaxSize];
int nLength;
public:
KString(void)
{
Buffer[0] = 0;
nLength = 0;
}
int GetLength(void) const
{
return nLength;
}
operator LPCTSTR() const
{
return Buffer;
}
LPCTSTR Append(LPCTSTR tail)
{
lstrcat(Buffer+nLength, tail);
nLength += lstrlen(tail);
assert(nLength<nMaxSize);
return Buffer;
}
LPCTSTR Append(LPCTSTR format, unsigned number)
{
wsprintf(Buffer+nLength, format, number);
nLength = lstrlen(Buffer);
assert(nLength<nMaxSize);
return Buffer;
}
LPCTSTR Format(LPCTSTR format, unsigned number)
{
wsprintf(Buffer, format, number);
nLength = lstrlen(Buffer);
assert(nLength<nMaxSize);
return Buffer;
}
};
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