mcs/class/System.Configuration/System.Configuration/ConfigurationSectionGroupCollection.cs

   1 //
   2 // System.Configuration.ConfigurationSectionGroupCollection.cs
   3 //
   4 // Authors:
   5 //      Duncan Mak (duncan@ximian.com)
   6 //  Lluis Sanchez Gual (lluis@novell.com)
   7 //
   8 // Permission is hereby granted, free of charge, to any person obtaining
   9 // a copy of this software and associated documentation files (the
  10 // "Software"), to deal in the Software without restriction, including
  11 // without limitation the rights to use, copy, modify, merge, publish,
  12 // distribute, sublicense, and/or sell copies of the Software, and to
  13 // permit persons to whom the Software is furnished to do so, subject to
  14 // the following conditions:
  15 //
  16 // The above copyright notice and this permission notice shall be
  17 // included in all copies or substantial portions of the Software.
  18 //
  19 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  20 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  22 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  23 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  24 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  25 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26 //
  27 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  28 //
  29
  30 using System;
  31 using System.Collections;
  32 using System.Collections.Specialized;
  33 using System.Runtime.Serialization;
  34
  35 namespace System.Configuration {
  36
  37         [Serializable]
  38         public sealed class ConfigurationSectionGroupCollection : NameObjectCollectionBase
  39         {
  40                 SectionGroupInfo group;
  41                 Configuration config;
  42
  43                 internal ConfigurationSectionGroupCollection (Configuration config, SectionGroupInfo group)
  44                         : base (StringComparer.Ordinal)
  45                 {
  46                         this.config = config;
  47                         this.group = group;
  48                 }
  49
  50                 public override NameObjectCollectionBase.KeysCollection Keys {
  51                         get { return group.Groups.Keys; }
  52                 }
  53
  54                 public override int Count {
  55                         get { return group.Groups.Count; }
  56                 }
  57
  58                 public ConfigurationSectionGroup this [string name] {
  59                         get {
  60                                 ConfigurationSectionGroup sec = BaseGet (name) as ConfigurationSectionGroup;
  61                                 if (sec == null) {
  62                                         SectionGroupInfo secData = group.Groups [name] as SectionGroupInfo;
  63                                         if (secData == null) return null;
  64                                         sec = config.GetSectionGroupInstance (secData);
  65                                         BaseSet (name, sec);
  66                                 }
  67                                 return sec;
  68                         }
  69                 }
  70
  71                 public ConfigurationSectionGroup this [int index] {
  72                         get { return this [GetKey (index)]; }
  73                 }
  74
  75                 public void Add (string name, ConfigurationSectionGroup sectionGroup)
  76                 {
  77                         config.CreateSectionGroup (group, name, sectionGroup);
  78                 }
  79
  80                 public void Clear ()
  81                 {
  82                         if (group.Groups != null) {
  83                                 foreach (ConfigInfo data in group.Groups)
  84                                         config.RemoveConfigInfo (data);
  85                         }
  86                 }
  87
  88                 public void CopyTo (ConfigurationSectionGroup [] array, int index)
  89                 {
  90                         for (int n=0; n<group.Groups.Count; n++)
  91                                 array [n + index] = this [n];
  92                 }
  93
  94                 public ConfigurationSectionGroup Get (int index)
  95                 {
  96                         return this [index];
  97                 }
  98
  99                 public ConfigurationSectionGroup Get (string name)
 100                 {
 101                         return this [name];
 102                 }
 103
 104                 public override IEnumerator GetEnumerator ()
 105                 {
 106                         return group.Groups.AllKeys.GetEnumerator ();
 107                 }
 108
 109                 public string GetKey (int index)
 110                 {
 111                         return group.Groups.GetKey (index);
 112                 }
 113
 114                 public void Remove (string name)
 115                 {
 116                         SectionGroupInfo secData = group.Groups [name] as SectionGroupInfo;
 117                         if (secData != null)
 118                                 config.RemoveConfigInfo (secData);
 119                 }
 120
 121                 public void RemoveAt (int index)
 122                 {
 123                         SectionGroupInfo secData = group.Groups [index] as SectionGroupInfo;
 124                         config.RemoveConfigInfo (secData);
 125                 }
 126
 127                 [MonoTODO]
 128                 public override void GetObjectData (SerializationInfo info, StreamingContext context)
 129                 {
 130                         throw new NotImplementedException ();
 131                 }
 132         }
 133 }
 134