source: trunk/yat/utility/Option.cc @ 1000

Last change on this file since 1000 was 1000, checked in by Jari Häkkinen, 14 years ago

trac moved to new location.

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  • Property svn:keywords set to Id
File size: 2.8 KB
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1// $Id: Option.cc 1000 2007-12-23 20:09:15Z jari $
2
3/*
4  Copyright (C) 2007 Peter Johansson
5
6  This file is part of the yat library, http://trac.thep.lu.se/yat
7
8  The yat library is free software; you can redistribute it and/or
9  modify it under the terms of the GNU General Public License as
10  published by the Free Software Foundation; either version 2 of the
11  License, or (at your option) any later version.
12
13  The yat library is distributed in the hope that it will be useful,
14  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  General Public License for more details.
17
18  You should have received a copy of the GNU General Public License
19  along with this program; if not, write to the Free Software
20  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
21  02111-1307, USA.
22*/
23
24#include "Option.h"
25#include "CommandLine.h"
26
27#include <iostream>
28#include <sstream>
29#include <stdexcept>
30#include <string>
31
32namespace theplu {
33namespace yat {
34namespace utility {
35
36
37  Option::Option(CommandLine& cmd, std::string flag, std::string desc)
38    : cmd_(cmd), description_(desc), present_(false)
39  {
40    if (flag.empty())
41      throw std::runtime_error("yat: Option: given flag is empty");
42    if (flag.size()==1 || (flag.size()==2 && flag[1]==','))
43      short_name_ = flag[0];
44    else if (flag[1]==','){
45      short_name_ = flag[0];
46      long_name_ = flag.substr(2);
47      if (long_name_.size()==1)
48        long_name_="";
49    }
50    else {
51      short_name_ = '\0';
52      long_name_=flag;
53    }
54    cmd.add(*this);
55  }
56
57
58  Option::~Option(void)
59  {
60  }
61
62
63  const CommandLine& Option::cmd(void) const
64  {
65    return cmd_;
66  }
67
68
69  std::string Option::description(void) const
70  {
71    return description_;
72  }
73
74
75  std::string Option::long_name(void) const
76  {
77    return long_name_;
78  }
79
80
81  void Option::parse(std::vector<std::string>::iterator first, 
82                     std::vector<std::string>::iterator last)
83  {
84    present_=true;
85    do_parse(first, last);
86  }
87
88
89  bool Option::present(void) const
90  {
91    return present_;
92  }
93
94
95  std::string Option::print(void)
96  {
97    return print1()+print2()+print3()+std::string("\t")+print4();
98  }
99
100
101  std::string Option::print1(void) const
102  {
103    std::string str;
104    if (short_name()){
105      str = std::string("-")+short_name();
106      if (!long_name().empty())
107        str += std::string(",");
108    }
109    else
110      str = std::string("   ");
111    return str;
112  }
113
114   
115  std::string Option::print2(void) const
116  {
117    if (long_name().size()) 
118      return std::string(" --")+long_name();
119    return std::string();
120  }
121
122
123  std::string Option::print3(void) const
124  {
125    return std::string();
126  }
127
128
129  std::string Option::print4(void) const
130  {
131    return description_;
132  }
133
134
135  void Option::reset(void)
136  {
137    present_=false;
138  }
139
140
141  char Option::short_name(void) const
142  {
143    return short_name_;
144  }
145
146
147  void Option::validate()
148  {
149    do_validate();
150  }
151
152}}} // of namespace utility, yat, and theplu
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