mcs/class/Mono.GetOptions/OptionAttribute.cs

   1 using System;
   2
   3 namespace Mono.GetOptions
   4 {
   5
   6         [AttributeUsage(AttributeTargets.Field | AttributeTargets.Property | AttributeTargets.Method)]
   7         public class OptionAttribute : Attribute
   8         {
   9                 public string ShortDescription;
  10                 public char ShortForm;
  11                 public string LongForm;
  12                 public int MaxOccurs; // negative means there is no limit
  13
  14                 private void SetValues(
  15                         string shortDescription,
  16                         char shortForm,
  17                         string longForm,
  18                         int maxOccurs)
  19                 {
  20                         ShortDescription = shortDescription;
  21                         ShortForm = shortForm;
  22                         LongForm = longForm;
  23                         MaxOccurs = maxOccurs;
  24                 }
  25
  26                 public OptionAttribute(string shortDescription)
  27                 {
  28                         SetValues(shortDescription, ' ', string.Empty, 0);
  29                 }
  30
  31                 public OptionAttribute(string shortDescription, char shortForm)
  32                 {
  33                         SetValues(shortDescription, shortForm, string.Empty, 0);
  34                 }
  35
  36                 public OptionAttribute(string shortDescription, char shortForm, string longForm)
  37                 {
  38                         SetValues(shortDescription, shortForm, longForm, 0);
  39                 }
  40
  41                 public OptionAttribute(string shortDescription, string longForm)
  42                 {
  43                         SetValues(shortDescription, ' ', longForm, 0);
  44                 }
  45
  46                 public OptionAttribute(int maxOccurs, string shortDescription)
  47                 {
  48                         SetValues(shortDescription, ' ', string.Empty, maxOccurs);
  49                 }
  50
  51                 public OptionAttribute(int maxOccurs, string shortDescription, char shortForm)
  52                 {
  53                         SetValues(shortDescription, shortForm, string.Empty, maxOccurs);
  54                 }
  55
  56                 public OptionAttribute(int maxOccurs, string shortDescription, char shortForm, string longForm)
  57                 {
  58                         SetValues(shortDescription, shortForm, longForm, maxOccurs);
  59                 }
  60
  61                 public OptionAttribute(int maxOccurs, string shortDescription, string longForm)
  62                 {
  63                         SetValues(shortDescription, ' ', longForm, maxOccurs);
  64                 }
  65         }
  66 }