mcs/class/System/System.Configuration/SettingElement.cs

   1 //
   2 // System.Web.UI.WebControls.SettingElement.cs
   3 //
   4 // Authors:
   5 //      Chris Toshok (toshok@ximian.com)
   6 //
   7 // (C) 2005 Novell, Inc (http://www.novell.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 using System;
  30
  31 namespace System.Configuration
  32 {
  33         public sealed class SettingElement
  34 #if (CONFIGURATION_DEP)
  35                 : ConfigurationElement
  36 #endif
  37         {
  38 #if CONFIGURATION_DEP
  39                 static ConfigurationPropertyCollection properties;
  40                 static ConfigurationProperty name_prop, serialize_as_prop, value_prop;
  41 #endif
  42
  43                 static SettingElement ()
  44                 {
  45 #if CONFIGURATION_DEP
  46                         name_prop = new ConfigurationProperty ("name", typeof (string), String.Empty, ConfigurationPropertyOptions.IsRequired | ConfigurationPropertyOptions.IsKey);
  47                         serialize_as_prop = new ConfigurationProperty ("serializeAs", typeof (SettingsSerializeAs), null, ConfigurationPropertyOptions.IsRequired);
  48                         value_prop = new ConfigurationProperty ("value", typeof (SettingValueElement), null, ConfigurationPropertyOptions.IsRequired);
  49                         properties = new ConfigurationPropertyCollection ();
  50
  51                         properties.Add (name_prop);
  52                         properties.Add (serialize_as_prop);
  53                         properties.Add (value_prop);
  54 #endif
  55                 }
  56
  57                 public SettingElement ()
  58                 {
  59                 }
  60
  61                 public SettingElement (string name,
  62                                        SettingsSerializeAs serializeAs)
  63                 {
  64 #if CONFIGURATION_DEP
  65                         Name = name;
  66                         SerializeAs = serializeAs;
  67 #endif
  68                 }
  69
  70 #if (CONFIGURATION_DEP)
  71                 [ConfigurationProperty ("name", DefaultValue="",
  72                                         Options = ConfigurationPropertyOptions.IsRequired | ConfigurationPropertyOptions.IsKey)]
  73                 public string Name {
  74                         get { return (string) base [name_prop]; }
  75                         set { base [name_prop] = value; } // it does not reject null
  76                 }
  77
  78                 [ConfigurationProperty ("value", DefaultValue=null,
  79                                         Options = ConfigurationPropertyOptions.IsRequired)]
  80                 public SettingValueElement Value {
  81                         get { return (SettingValueElement) base [value_prop]; }
  82                         set { base [value_prop] = value; }
  83                 }
  84
  85                 [ConfigurationProperty ("serializeAs", DefaultValue=SettingsSerializeAs.String,
  86                                         Options = ConfigurationPropertyOptions.IsRequired)]
  87                 public SettingsSerializeAs SerializeAs {
  88                         get { return base [serialize_as_prop] != null ? (SettingsSerializeAs) base [serialize_as_prop] : default (SettingsSerializeAs); }
  89                         set { base [serialize_as_prop] = value; }
  90                 }
  91
  92                 protected override ConfigurationPropertyCollection Properties {
  93                         get { return properties; }
  94                 }
  95
  96                 public override bool Equals (object o)
  97                 {
  98                         SettingElement e = o as SettingElement;
  99                         if (e == null)
 100                                 return false;
 101
 102                         return e.SerializeAs == SerializeAs && e.Value == Value && e.Name == Name;
 103                 }
 104
 105                 public override int GetHashCode ()
 106                 {
 107                         int v = (int) SerializeAs ^ 0x7F;
 108                         if (Name != null)
 109                                 v += Name.GetHashCode () ^ 0x7F;
 110                         if (Value != null)
 111                                 v += Value.GetHashCode ();
 112                         return v;
 113                 }
 114 #endif
 115         }
 116
 117 }
 118