source: trunk/synergy/lib/base/CStringUtil.h@ 3328

/*
 * synergy -- mouse and keyboard sharing utility
 * Copyright (C) 2002 Chris Schoeneman
 * 
 * This package is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * found in the file COPYING that should have accompanied this file.
 * 
 * This package is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#ifndef CSTRINGUTIL_H
#define CSTRINGUTIL_H

#include "CString.h"
#include <stdarg.h>

//! String utilities
/*!
This class provides various functions for string manipulation.
*/
class CStringUtil {
public:
        //! Format positional arguments
        /*!
        Format a string using positional arguments.  fmt has literal
        characters and conversion specifications introduced by `\%':
        - \c\%\%   -- literal `\%'
        - \c\%{n} -- positional element n, n a positive integer, {} are literal

        All arguments in the variable list are const char*.  Positional
        elements are indexed from 1.
        */
        static CString          format(const char* fmt, ...);

        //! Format positional arguments
        /*!
        Same as format() except takes va_list.
        */
        static CString          vformat(const char* fmt, va_list);

        //! Print a string using printf-style formatting
        /*!
        Equivalent to printf() except the result is returned as a CString.
        */
        static CString          print(const char* fmt, ...);

        //! Case-insensitive comparisons
        /*!
        This class provides case-insensitve comparison functions.
        */
        class CaselessCmp {
          public:
                //! Same as less()
                bool                    operator()(const CString& a, const CString& b) const;

                //! Returns true iff \c a is lexicographically less than \c b
                static bool             less(const CString& a, const CString& b);

                //! Returns true iff \c a is lexicographically equal to \c b
                static bool             equal(const CString& a, const CString& b);

                //! Returns true iff \c a is lexicographically less than \c b
                static bool             cmpLess(const CString::value_type& a,
                                                        const CString::value_type& b);

                //! Returns true iff \c a is lexicographically equal to \c b
                static bool             cmpEqual(const CString::value_type& a,
                                                        const CString::value_type& b);
        };
};

#endif