Binding database table to ListBox and TextBox, link ListBox and TextBox : Data Bind ListBox « Database ADO.net « C# / C Sharp

1. C# / C Sharp
2. Database ADO.net
3. Data Bind ListBox

Binding database table to ListBox and TextBox, link ListBox and TextBox

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Data.SqlClient;

    public class Form1 : System.Windows.Forms.Form {
      private System.Windows.Forms.ListBox listBox1;
      private System.Windows.Forms.TextBox textBox1;
      private System.Windows.Forms.TextBox textBox2;
      private System.Data.DataSet dataSet1;

      private System.ComponentModel.Container components = null;

      public Form1() {
        InitializeComponent();
      }

      private void InitializeComponent() {
         this.listBox1 = new System.Windows.Forms.ListBox();
         this.textBox1 = new System.Windows.Forms.TextBox();
         this.textBox2 = new System.Windows.Forms.TextBox();
         this.dataSet1 = new System.Data.DataSet();
         ((System.ComponentModel.ISupportInitialize)(this.dataSet1)).BeginInit();
         this.SuspendLayout();

         this.listBox1.Location = new System.Drawing.Point(8, 8);
         this.listBox1.Name = "listBox1";
         this.listBox1.Size = new System.Drawing.Size(232, 95);
         this.listBox1.TabIndex = 0;

         this.textBox1.Location = new System.Drawing.Point(8, 120);
         this.textBox1.Name = "textBox1";
         this.textBox1.TabIndex = 1;
         this.textBox1.Text = "textBox1";

         this.textBox2.Location = new System.Drawing.Point(8, 152);
         this.textBox2.Name = "textBox2";
         this.textBox2.TabIndex = 2;
         this.textBox2.Text = "textBox2";

         this.dataSet1.DataSetName = "NewDataSet";
         this.dataSet1.Locale = new System.Globalization.CultureInfo("en-US");

         this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
         this.ClientSize = new System.Drawing.Size(256, 188);
         this.Controls.Add(this.textBox2);
         this.Controls.Add(this.textBox1);
         this.Controls.Add(this.listBox1);
         this.Name = "Form1";
         this.Text = "Form1";
         this.Load += new System.EventHandler(this.Form1_Load);
         ((System.ComponentModel.ISupportInitialize)(this.dataSet1)).EndInit();
         this.ResumeLayout(false);

      }
      static void Main() {
         Application.Run(new Form1());
      }

      private void Form1_Load(object sender, System.EventArgs e) {
         string connString = "server=(local)\\SQLEXPRESS;database=MyDatabase;Integrated Security=SSPI";
  
         string sql = @"select firstname, lastname from employee ";

         SqlConnection conn = new SqlConnection(connString);
         SqlDataAdapter da = new SqlDataAdapter(sql, conn);
         da.Fill(dataSet1, "employee");
         DataTable dt = dataSet1.Tables["employee"];

         listBox1.DataSource = dt;
         listBox1.DisplayMember = "firstname";

         textBox1.DataBindings.Add("text", dt, "firstname");

         textBox2.DataBindings.Add("text", dt, "lastname");

      }
    }



           
       

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