Implementing complex data binding in custom controls

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace ComplexDataBindingSample
{
	public partial class Form1 : Form
	{
		public Form1()
		{
			InitializeComponent();
		}

		private void customersBindingNavigatorSaveItem_Click(object sender, EventArgs e)
		{
			this.Validate();
			this.customersBindingSource.EndEdit();
			//this.customersTableAdapter.Update(this.nwindDataSet.Customers);
			this.nwindDataSet.Customers.WriteXml("northwindCustomers.xml");

		}

		private void Form1_Load(object sender, EventArgs e)
		{
			// TODO: Diese Codezeile l�dt Daten in die Tabelle "nwindDataSet.Customers". Sie k�nnen sie bei Bedarf verschieben oder entfernen.
			//this.customersTableAdapter.Fill(this.nwindDataSet.Customers);
			this.nwindDataSet.Customers.ReadXml("northwindCustomers.xml");

		}
	}
}