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SingleItemCollection.cs
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176 lines (156 loc) · 4.27 KB
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/********
* @version : 2.1.1 - Ext.NET Pro License
* @author : Ext.NET, Inc. http://www.ext.net/
* @date : 2012-12-10
* @copyright : Copyright (c) 2007-2012, Ext.NET, Inc. (http://www.ext.net/). All rights reserved.
* @license : See license.txt and http://www.ext.net/license/.
********/
using System;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Xml.Serialization;
using Newtonsoft.Json;
namespace Ext.Net
{
/// <summary>
///
/// </summary>
[Description("")]
public partial class SingleItemCollection<T> : Collection<T>, IXObject
{
/// <summary>
///
/// </summary>
[Browsable(false)]
[EditorBrowsable(EditorBrowsableState.Never)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Description("")]
[XmlIgnore]
[JsonIgnore]
public virtual ConfigOptionsCollection ConfigOptions
{
get
{
ConfigOptionsCollection list = new ConfigOptionsCollection();
return list;
}
}
/// <summary>
///
/// </summary>
[Browsable(false)]
[EditorBrowsable(EditorBrowsableState.Never)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[XmlIgnore]
[JsonIgnore]
public virtual ConfigOptionsExtraction ConfigOptionsExtraction
{
get
{
return ConfigOptionsExtraction.List;
}
}
/// <summary>
///
/// </summary>
[Description("")]
protected override void InsertItem(int index, T item)
{
this.CheckCount();
base.InsertItem(index, item);
if (this.AfterItemAdd != null)
{
this.AfterItemAdd(item);
}
}
/// <summary>
///
/// </summary>
[Description("")]
protected override void SetItem(int index, T item)
{
this.CheckCount();
base.SetItem(index, item);
if (this.AfterItemAdd != null)
{
this.AfterItemAdd(item);
}
}
/// <summary>
///
/// </summary>
[Description("")]
protected virtual string ExcessItemsMessage
{
get
{
return "Only one item can be added to this Items Collection.";
}
}
private void CheckCount()
{
if (Count > 0)
{
throw new ExcessItemsException(ExcessItemsMessage);
}
}
/// <summary>
///
/// </summary>
[Description("")]
new public void Clear()
{
foreach (T item in this)
{
if (this.AfterItemRemove != null)
{
this.AfterItemRemove(item);
}
}
base.Clear();
}
/// <summary>
///
/// </summary>
/// <param name="item"></param>
[Description("")]
new public void Remove(T item)
{
base.Remove(item);
if (this.AfterItemRemove != null)
{
this.AfterItemRemove(item);
}
}
/// <summary>
///
/// </summary>
/// <param name="item"></param>
public delegate void AfterItemAddHandler(T item);
/// <summary>
///
/// </summary>
public event AfterItemAddHandler AfterItemAdd;
/// <summary>
///
/// </summary>
/// <param name="item"></param>
public delegate void AfterItemRemoveHandler(T item);
/// <summary>
///
/// </summary>
public event AfterItemRemoveHandler AfterItemRemove;
}
/// <summary>
///
/// </summary>
[Description("")]
public partial class ExcessItemsException : Exception
{
/// <summary>
///
/// </summary>
[Description("")]
public ExcessItemsException(string message) : base(message) { }
}
}