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

//
// System.Configuration.ConfigurationSectionGroupCollection.cs
//
// Authors:
//	Duncan Mak ([email protected])
//  Lluis Sanchez Gual ([email protected])
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
//

#if NET_2_0 && XML_DEP
using System;
using System.Collections;
using System.Collections.Specialized;

namespace System.Configuration {

	public sealed class ConfigurationSectionGroupCollection : NameObjectCollectionBase
	{
		SectionGroupInfo group;
		Configuration config;
		
		internal ConfigurationSectionGroupCollection (Configuration config, SectionGroupInfo group)
		{
			this.config = config;
			this.group = group;
		}
		
		public ICollection AllKeys {
			get { return group.Groups.AllKeys; }
		}

		public override int Count {
			get { return group.Groups.Count; }
		}

		public ConfigurationSectionGroup this [string name] {
			get {
				ConfigurationSectionGroup sec = BaseGet (name) as ConfigurationSectionGroup;
				if (sec == null) {
					SectionGroupInfo secData = group.Groups [name] as SectionGroupInfo;
					if (secData == null) return null;
					sec = config.GetSectionGroupInstance (secData);
					BaseSet (name, sec);
				}
				return sec;
			}
		}

		public ConfigurationSectionGroup this [int index] {
			get { return this [GetKey (index)]; }
		}

		public void Add (string name, ConfigurationSectionGroup sectionGroup)
		{
			config.CreateSectionGroup (group, name, sectionGroup);
		}

		public void Clear ()
		{
			if (group.Groups != null) {
				foreach (ConfigInfo data in group.Groups)
					config.RemoveConfigInfo (data);
			}
		}

		public void CopyTo (ConfigurationSectionGroup [] array, int index)
		{
			for (int n=0; n<group.Groups.Count; n++)
				array [n + index] = this [n];
		}

		public ConfigurationSectionGroup Get (int index)
		{
			return this [index];
		}

		public ConfigurationSectionGroup Get (string name)
		{
			return this [name];
		}

		public override IEnumerator GetEnumerator ()
		{
			return group.Groups.AllKeys.GetEnumerator ();
		}

		public string GetKey (int index)
		{
			return group.Groups.GetKey (index);
		}

		public void Remove (string name)
		{
			SectionGroupInfo secData = group.Groups [name] as SectionGroupInfo;
			if (secData != null)
				config.RemoveConfigInfo (secData);
		}
		
		public void RemoveAt (int index)
		{
			SectionGroupInfo secData = group.Groups [index] as SectionGroupInfo;
			config.RemoveConfigInfo (secData);
		}
	}
}
#endif