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string_utils.hxx

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00001 //  $Id: string_utils.hxx,v 1.1 2003/01/07 00:38:53 grumbel Exp $
00002 // 
00003 //  Construo - A wire-frame construction gamee
00004 //  Copyright (C) 2002 Ingo Ruhnke <[email protected]>
00005 //
00006 //  This program is free software; you can redistribute it and/or
00007 //  modify it under the terms of the GNU General Public License
00008 //  as published by the Free Software Foundation; either version 2
00009 //  of the License, or (at your option) any later version.
00010 //
00011 //  This program is distributed in the hope that it will be useful,
00012 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014 //  GNU General Public License for more details.
00015 // 
00016 //  You should have received a copy of the GNU General Public License
00017 //  along with this program; if not, write to the Free Software
00018 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00019 
00020 #ifndef HEADER_CONSTRUO_STRING_UTILS_HXX
00021 #define HEADER_CONSTRUO_STRING_UTILS_HXX
00022 
00023 #include <string>
00024 #include <sstream>
00025 
00026 namespace StringUtils
00027 {
00028   template <class T>
00029   std::string to_string (const T& any)
00030   {
00031     std::ostringstream oss;
00032     oss << any;
00033     return oss.str();
00034   }
00035 
00039   template <class T>
00040   bool from_string(const std::string& rep, T& x)
00041   {
00042     // this is necessary so that if "x" is not modified if the conversion fails
00043     T temp;
00044     std::istringstream iss(rep);
00045     iss >> temp;
00046 
00047     if (iss.fail())
00048       {
00049         return false;
00050       }
00051     else
00052       {
00053         x = temp;
00054         return true;
00055       }
00056   }
00057 
00058   bool has_prefix (const std::string& str, const std::string& prefix);
00059   bool has_suffix (const std::string& str, const std::string& suffix);
00060 }
00061 
00062 #endif
00063 
00064 /* EOF */

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