mcs/class/Mono.GetOptions/Mono.GetOptions/OptionAttribute.cs

   1 //
   2 // OptionAttribute.cs
   3 //
   4 // Author: Rafael Teixeira (rafaelteixeirabr@hotmail.com)
   5 //
   6 // (C) 2002 Rafael Teixeira
   7 //
   8
   9 //
  10 // Permission is hereby granted, free of charge, to any person obtaining
  11 // a copy of this software and associated documentation files (the
  12 // "Software"), to deal in the Software without restriction, including
  13 // without limitation the rights to use, copy, modify, merge, publish,
  14 // distribute, sublicense, and/or sell copies of the Software, and to
  15 // permit persons to whom the Software is furnished to do so, subject to
  16 // the following conditions:
  17 //
  18 // The above copyright notice and this permission notice shall be
  19 // included in all copies or substantial portions of the Software.
  20 //
  21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 //
  29 using System;
  30
  31 namespace Mono.GetOptions
  32 {
  33
  34         [AttributeUsage(AttributeTargets.Field | AttributeTargets.Property | AttributeTargets.Method)]
  35         public class OptionAttribute : Attribute
  36         {
  37                 public string ShortDescription;
  38                 public char ShortForm;
  39                 public string LongForm;
  40                 public string AlternateForm;
  41                 public int MaxOccurs; // negative means there is no limit
  42
  43                 private void SetValues(
  44                         string shortDescription,
  45                         char shortForm,
  46                         string longForm,
  47                         string alternateForm,
  48                         int maxOccurs)
  49                 {
  50                         ShortDescription = shortDescription;
  51                         ShortForm = shortForm;
  52                         LongForm = longForm;
  53                         MaxOccurs = maxOccurs;
  54                         AlternateForm = alternateForm;
  55                 }
  56
  57                 public OptionAttribute(string shortDescription)
  58                 {
  59                         SetValues(shortDescription, ' ', string.Empty, string.Empty, 1);
  60                 }
  61
  62                 public OptionAttribute(string shortDescription, char shortForm)
  63                 {
  64                         SetValues(shortDescription, shortForm, string.Empty, string.Empty, 1);
  65                 }
  66
  67                 public OptionAttribute(string shortDescription, char shortForm, string longForm)
  68                 {
  69                         SetValues(shortDescription, shortForm, longForm, string.Empty, 1);
  70                 }
  71
  72                 public OptionAttribute(string shortDescription, string longForm)
  73                 {
  74                         SetValues(shortDescription, ' ', longForm, string.Empty, 1);
  75                 }
  76
  77                 public OptionAttribute(string shortDescription, char shortForm, string longForm, string alternateForm)
  78                 {
  79                         SetValues(shortDescription, shortForm, longForm, alternateForm, 1);
  80                 }
  81
  82                 public OptionAttribute(string shortDescription, string longForm, string alternateForm)
  83                 {
  84                         SetValues(shortDescription, ' ', longForm, alternateForm, 1);
  85                 }
  86
  87                 public OptionAttribute(int maxOccurs, string shortDescription)
  88                 {
  89                         SetValues(shortDescription, ' ', string.Empty, string.Empty, maxOccurs);
  90                 }
  91
  92                 public OptionAttribute(int maxOccurs, string shortDescription, char shortForm)
  93                 {
  94                         SetValues(shortDescription, shortForm, string.Empty, string.Empty, maxOccurs);
  95                 }
  96
  97                 public OptionAttribute(int maxOccurs, string shortDescription, char shortForm, string longForm)
  98                 {
  99                         SetValues(shortDescription, shortForm, longForm, string.Empty, maxOccurs);
 100                 }
 101
 102                 public OptionAttribute(int maxOccurs, string shortDescription, string longForm)
 103                 {
 104                         SetValues(shortDescription, ' ', longForm, string.Empty, maxOccurs);
 105                 }
 106
 107                 public OptionAttribute(int maxOccurs, string shortDescription, char shortForm, string longForm, string alternateForm)
 108                 {
 109                         SetValues(shortDescription, shortForm, longForm, alternateForm, maxOccurs);
 110                 }
 111
 112                 public OptionAttribute(int maxOccurs, string shortDescription, string longForm, string alternateForm)
 113                 {
 114                         SetValues(shortDescription, ' ', longForm, alternateForm, maxOccurs);
 115                 }
 116         }
 117 }