www.pudn.com > Fxj_Data_Fx.rar > ArrayPropertyDescriptor.cs

// Static Model 
 
namespace FinData 
{ 
 
	using System; 
	using System.Diagnostics; 
	using System.ComponentModel; 
	/// 
 
	/// Property decriptor for array 
	/// 
 
	public class ArrayPropertyDescriptor	: PropertyDescriptor 
	{ 
		private string		_name; 
		private Type		_type; 
		private int			_index; 
 
		public ArrayPropertyDescriptor(string name,Type type,int index) : base (name,null) 
		{ 
			_name	= name; 
			_type	= type; 
			_index  = index; 
		} 
 
		public override string DisplayName 
		{ 
			get 
			{ 
				return _name; 
			} 
		} 
 
		public override Type ComponentType 
		{ 
			get 
			{ 
				return typeof(ArrayRowView); 
			} 
		} 
		 
		public override bool IsReadOnly 
		{ 
			get 
			{ 
				return false; 
			} 
		} 
		public override Type PropertyType 
		{ 
			get 
			{ 
				return _type; 
			} 
		} 
		 
		public override object GetValue(object component) 
		{ 
			try 
			{ 
 
				return ((ArrayRowView)component).GetColumn(_index); 
			} 
			catch(Exception e) 
			{ 
				Debug.WriteLine(e); 
			} 
 
			Debug.Assert(false); 
 
			return null; 
		} 
 
		public override void SetValue(object component, object value) 
		{ 
			try 
			{ 
				((ArrayRowView)component).SetColumnValue(_index,value); 
			} 
			catch(Exception e) 
			{ 
				Debug.WriteLine(e); 
				Debug.Assert(false); 
			} 
 
			 
		} 
 
		public override bool CanResetValue(object component) 
		{ 
			return false; 
		} 
		public override void ResetValue(object component) 
		{ 
			 
		} 
		public override bool ShouldSerializeValue(object component) 
		{ 
			return false; 
		} 
	}// END CLASS DEFINITION ArrayPropertyDescriptor 
 
} // FinData