C#实现绑定DataGridView与TextBox之间关联的方法

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace System.Windows.Forms.Samples
{
 public partial class Form1 : Form
 {
  public Form1()
  {
   InitializeComponent();
  }
  private void Form1_Load(object sender, EventArgs e)
  {
   /* Create a DataSet with 1 DataTable */
   DataSet  dataSet = new DataSet();
   DataTable dataTable = dataSet.Tables.Add("Numbers");
   dataTable.Columns.Add("ID", typeof(int));
   dataTable.Columns.Add("Name", typeof(string));
   dataTable.Rows.Add(0, "Zero");
   dataTable.Rows.Add(1, "One");
   CurrencyManager cm;
   /* Get a CurrencyManager */
   // cm = (this.BindingContext[dataSet, "Numbers"] as CurrencyManager);
   /* This gets a different CurrencyManager */
   cm = (this.BindingContext[dataTable] as CurrencyManager);
   /* Bind left DataGridView and TextBox */
   this.dataGridView1.DataSource = dataSet;
   this.dataGridView1.DataMember = "Numbers";
   this.textBox1.DataBindings.Add("Text", dataSet, "Numbers.Name", true);
   /* Bind left DataGridView and TextBox */
   this.dataGridView2.DataSource = dataTable;
   this.textBox2.DataBindings.Add("Text", dataTable, "Name", true);
  }
 }
}