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

// Static Model 
 
namespace FinData 
{ 
	using System; 
	using System.ComponentModel; 
 
	/// 
 
	/// Represents a row from array view. 
	/// 
 
	public class ArrayRowView : ICustomTypeDescriptor, IEditableObject, IDataErrorInfo 
	{ 
		/// 
 
		/// Owner of the row. 
		/// 
 
		private ArrayDataView	_owner; 
		private int				_index; 
 
		string					_error; 
 
		internal ArrayRowView(ArrayDataView owner,int index) 
		{ 
			_owner = owner; 
			_index = index; 
		} 
 
		 
 
		internal object GetColumn(int index) 
		{ 
			return _owner._data.GetValue(_index,index); 
		} 
 
		internal void SetColumnValue(int index,object value) 
		{ 
			try 
			{ 
				_owner._data.SetValue(value,_index,index); 
			} 
			catch(Exception e) 
			{ 
				_error = e.ToString(); 
			} 
		} 
 
		#region ICustomTypeDescriptor Members 
 
		public TypeConverter GetConverter() 
		{ 
			// TODO:  Add ArrayColumn.GetConverter implementation 
			return null; 
		} 
 
		public EventDescriptorCollection GetEvents(Attribute[] attributes) 
		{ 
			return EventDescriptorCollection.Empty; 
		} 
 
		EventDescriptorCollection System.ComponentModel.ICustomTypeDescriptor.GetEvents() 
		{ 
			return EventDescriptorCollection.Empty; 
		} 
 
		public string GetComponentName() 
		{ 
			return null; 
		} 
 
		public object GetPropertyOwner(PropertyDescriptor pd) 
		{ 
			return _owner; 
		} 
 
		public AttributeCollection GetAttributes() 
		{ 
			return AttributeCollection.Empty; 
		} 
 
		public PropertyDescriptorCollection GetProperties(Attribute[] attributes) 
		{ 
			int col = _owner._data.GetLength(1); 
			Type type = _owner._data.GetType().GetElementType(); 
			PropertyDescriptor[] prop = new PropertyDescriptor[col]; 
			for(int i = 0; i < col; i++) 
			{ 
				prop[i] = new ArrayPropertyDescriptor(_owner.ColumnNames[i],type,i); 
			} 
			return new PropertyDescriptorCollection(prop); 
		} 
 
		PropertyDescriptorCollection System.ComponentModel.ICustomTypeDescriptor.GetProperties() 
		{ 
			return GetProperties(null); 
		} 
 
		public object GetEditor(Type editorBaseType) 
		{ 
			return null; 
		} 
 
		public PropertyDescriptor GetDefaultProperty() 
		{ 
			return null; 
		} 
 
		public EventDescriptor GetDefaultEvent() 
		{ 
			return null; 
		} 
 
		public string GetClassName() 
		{ 
			return this.GetType().Name; 
		} 
 
		#endregion 
 
		#region IEditableObject Members 
 
		public void EndEdit() 
		{ 
			// TODO:  Add ArrayRowView.EndEdit implementation 
		} 
 
		public void CancelEdit() 
		{ 
			// TODO:  Add ArrayRowView.CancelEdit implementation 
		} 
 
		public void BeginEdit() 
		{ 
			// TODO:  Add ArrayRowView.BeginEdit implementation 
		} 
 
		#endregion 
 
		#region IDataErrorInfo Members 
 
		public string this[string columnName] 
		{ 
			get 
			{ 
				// TODO:  Add ArrayRowView.this getter implementation 
				return null; 
			} 
		} 
 
		public string Error 
		{ 
			get 
			{ 
				// TODO:  Add ArrayRowView.Error getter implementation 
				return null; 
			} 
		} 
 
		#endregion 
	}// END CLASS DEFINITION ArrayRowView 
 
} // FinData