javascriptobject.cs

AJAX开发工具包

/*
 * MS	06-04-03	return the correct .Value
 * 
 * 
 */
using System;
using System.Collections;
using System.Collections.Specialized;

namespace AjaxPro
{
	/// <summary>
	/// Represents a JavaScript ECMA object.
	/// </summary>
	public class JavaScriptObject : IJavaScriptObject
	{
		private HybridDictionary list = new HybridDictionary();
		private StringCollection keys = new StringCollection();

		/// <summary>
		/// Initializes a new JavaScript object instance.
		/// </summary>
		public JavaScriptObject() : base()
		{
		}

		/// <summary>
		/// Returns the string representation of the object.
		/// </summary>
		public string Value
		{
			get
			{
				return JavaScriptSerializer.Serialize(list);
			}
		}

		#region IDictionary Members

		/// <summary>
		/// Returns the object defined for the name of the property.
		/// </summary>
		public object this[string key]
		{
			get
			{
				return list[key];
			}
		}

		/// <summary>
		/// Verify if the property does exist in the object.
		/// </summary>
		/// <param name="key">The name of the property.</param>
		/// <returns>Returns true if the property is defined.</returns>
		public bool Contains(string key)
		{
			return list.Contains(key);
		}

		/// <summary>
		/// Adds a new property to the object.
		/// </summary>
		/// <param name="key">The name of the property.</param>
		/// <param name="value">The value of the property.</param>
		public void Add(string key, object value)
		{
			list.Add(key, value);
			keys.Add(key);
		}

		/// <summary>
		/// Returns all keys that are used internal for the name of properties.
		/// </summary>
		public string[] Keys
		{
			get
			{
				string[] _keys = new string[keys.Count];

				keys.CopyTo(_keys, 0);
				return _keys;
			}
		}

		public bool IsFixedSize
		{
			get
			{
				return false;
			}
		}

		#endregion
	}
}