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ObjectDescriptionCollection.cs

//
// ObjectDescriptionCollection.cs
//
// Author:
//   Lluis Sanchez Gual
//
// Copyright (C) 2007 Novell, Inc (http://www.novell.com)
//
// 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.
//


using System;
using System.Xml;
using System.Collections;
using System.Collections.Specialized;

namespace Mono.Addins.Description
{
      public class ObjectDescriptionCollection: CollectionBase
      {
            object owner;
            
            internal ObjectDescriptionCollection (object owner)
            {
                  this.owner = owner;
            }
            
            public ObjectDescriptionCollection ()
            {
            }
            
            public void Add (ObjectDescription ep)
            {
                  List.Add (ep);
            }
            
            public void AddRange (ObjectDescriptionCollection collection)
            {
                  foreach (ObjectDescription ob in collection)
                        Add (ob);
            }
            
            public void Remove (ObjectDescription ep)
            {
                  List.Remove (ep);
            }
            
            public bool Contains (ObjectDescription ob)
            {
                  return List.Contains (ob);
            }
            
            protected override void OnRemove (int index, object value)
            {
                  ObjectDescription ep = (ObjectDescription) value;
                  if (ep.Element != null) {
                        ep.Element.ParentNode.RemoveChild (ep.Element);
                        ep.Element = null;
                  }
                  if (owner != null)
                        ep.SetParent (null);
            }
            
            protected override void OnInsertComplete (int index, object value)
            {
                  if (owner != null)
                        ((ObjectDescription)value).SetParent (owner);
            }

            protected override void OnSetComplete (int index, object oldValue, object newValue)
            {
                  if (owner != null) {
                        ((ObjectDescription)newValue).SetParent (owner);
                        ((ObjectDescription)oldValue).SetParent (null);
                  }
            }

            protected override void OnClear ()
            {
                  if (owner != null) {
                        foreach (ObjectDescription ob in List)
                              ob.SetParent (null);
                  }
            }

            
            internal void SaveXml (XmlElement parent)
            {
                  foreach (ObjectDescription ob in this)
                        ob.SaveXml (parent);
            }
            
            internal void Verify (string location, StringCollection errors)
            {
                  int n=0;
                  foreach (ObjectDescription ob in this) {
                        ob.Verify (location + "[" + n + "]/", errors);
                        n++;
                  }
            }
      }
}

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