TextBox.DataBindings : TextBox « System.Windows.Forms « C# / C Sharp by API

1. C# / C Sharp by API
2. System.Windows.Forms
3. TextBox

TextBox.DataBindings

 

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.TextBox textBox1;
      private System.Windows.Forms.TextBox textBox2;
      private System.Windows.Forms.Button buttonBack;
      private System.Windows.Forms.Button buttonNext;
      private System.Data.DataSet dataSet1;
      private System.ComponentModel.Container components = null;

      private BindingManagerBase bMgr;

      public Form1() {
        InitializeComponent();
      }

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

         this.textBox1.Location = new System.Drawing.Point(8, 8);
         this.textBox1.Name = "textBox1";
         this.textBox1.Size = new System.Drawing.Size(160, 20);
         this.textBox1.TabIndex = 0;
         this.textBox1.Text = "textBox1";

         this.textBox2.Location = new System.Drawing.Point(8, 40);
         this.textBox2.Name = "textBox2";
         this.textBox2.Size = new System.Drawing.Size(160, 20);
         this.textBox2.TabIndex = 1;
         this.textBox2.Text = "textBox2";

         this.buttonBack.Location = new System.Drawing.Point(24, 80);
         this.buttonBack.Name = "buttonBack";
         this.buttonBack.Size = new System.Drawing.Size(56, 23);
         this.buttonBack.TabIndex = 2;
         this.buttonBack.Text = "<< Back";
         this.buttonBack.Click += new System.EventHandler(this.buttonBack_Click);

         this.buttonNext.Location = new System.Drawing.Point(96, 80);
         this.buttonNext.Name = "buttonNext";
         this.buttonNext.Size = new System.Drawing.Size(56, 23);
         this.buttonNext.TabIndex = 3;
         this.buttonNext.Text = "Next>>";
         this.buttonNext.Click += new System.EventHandler(this.buttonNext_Click);

         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(176, 108);
         this.Controls.Add(this.buttonNext);
         this.Controls.Add(this.buttonBack);
         this.Controls.Add(this.textBox2);
         this.Controls.Add(this.textBox1);
         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 * from employee ";

         SqlConnection conn = new SqlConnection(connString);
         SqlDataAdapter da = new SqlDataAdapter(sql, conn);
         da.Fill(dataSet1, "employee");

         textBox1.DataBindings.Add("text", dataSet1, "employee.firstname");
         textBox2.DataBindings.Add("text", dataSet1, "employee.lastname");
  
         bMgr = this.BindingContext[dataSet1, "employee"];
      }

      private void buttonNext_Click(object sender, System.EventArgs e) {
         bMgr.Position += 1;    
      }

      private void buttonBack_Click(object sender, System.EventArgs e) {
         bMgr.Position -= 1;
      }
    }

   
  

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