D:/opendownloadmanager/ODM-1.x/Include.Add/fsString.h

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/*
  Free Download Manager Copyright (c) 2003-2007 FreeDownloadManager.ORG
*/

#ifndef __FXS_STRING_H_
#define __FXS_STRING_H_

#include <tchar.h>
#include <stdio.h>

struct fsString
{
        LPTSTR pszString;

        fsString () 
        {
                pszString = NULL;
        }

        ~fsString ()
        {
                if (pszString)
                        delete [] pszString;
        }

        fsString (const fsString& str)
        {
                pszString = NULL;
                *this = str.pszString;
        }

        fsString (LPCTSTR str)
        {
                pszString = NULL;
                *this = str;
        }

        LPCTSTR operator = (LPCTSTR pszStr)
        {
                if (pszString)
                {
                        delete [] pszString;
                        pszString = NULL;
                }

                if (pszStr)
                {
                pszString = new TCHAR [_tcslen (pszStr) + 1];
                        if (pszString)
                                _tcscpy ( pszString, pszStr );
                }

                return pszString;
        }

        fsString& operator = (const fsString& str)
        {
                *this = str.pszString;
                return *this;
        }

        LPCTSTR operator += (LPCTSTR pszStr)
        {
                if (pszStr == NULL)
                        return pszString;

                if ( pszString )
                {
                        LPTSTR pszOld = pszString;

                        pszString = new TCHAR [ _tcslen (pszString) + _tcslen (pszStr) + 1 ];
                        _tcscpy ( pszString, pszOld );
                        _tcscat ( pszString, pszStr );

                        delete [] pszOld;
                }
                else
                {
                        *this = pszStr;
                }

                return pszString;
        }

        LPCTSTR  operator += (char c)
        {
                        char sz [2];
                        sz [0] = c; sz [1] = 0;
                        return *this += sz;
        }

        fsString operator + (LPCTSTR psz) const
        {
                fsString str = *this;
                str += psz;
                return str;
        }

        BOOL operator == (const fsString& str) const
        {
                return str == pszString;
        }

        BOOL operator != (const fsString& str) const
        {
                return str != pszString;
        }

        BOOL operator == (LPCTSTR pszStr) const
        {
                if (pszString == NULL || pszStr == NULL)
                        return pszStr == pszString;

                return _tcscmp ( pszString, pszStr ) == 0;
        }

        void clear ()
        {
                if (pszString)
                {
                        delete [] pszString;
                        pszString = NULL;
                }
        }

        void ncpy (LPCSTR pszStr, int nch)
        {
                alloc (nch);
                strncpy (pszString, pszStr, nch);
        }

        void alloc (int nch)
        {
                clear ();
                pszString = new char [nch+1];
                pszString [nch] = 0;
        }

        BOOL operator != (LPCSTR pszStr) const
        {
                return !(*this == pszStr);
        }

        operator LPTSTR () const
        {
                return pszString;
        }

        int Length ()
        {
                if (pszString)
                        return _tcslen (pszString);
                else
                        return 0;
        }

        BOOL IsEmpty ()
        {
                return pszString == NULL || *pszString == 0;
        }

        int GetLength () {return Length ();}

        void Replace (LPCSTR , LPCSTR ) {}

        void Format (LPCSTR pszFormat ...)
        {
                LPSTR psz = new char [100000];
                va_list ap;
                va_start (ap, pszFormat);
                vsprintf (psz, pszFormat, ap);
                va_end (ap);
                *this = psz;
                delete [] psz;
        }
};

#endif

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