Thread: Event Catchup time

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Code:

using System;
using System.Drawing;
using System.Windows.Forms;

public class EventFrm : Form
{
   private Button btn1;

   public EventFrm()
  {
    this.Text = "Check in and out";
    btn1 = new Button();
    btn1.Text = "Check in";
    btn1.Location = new Point( 25, 15 );
    btn1.Size = new Size( 70, 20 );
     this.Controls.Add( btn1 );
       btn1.Click += new EventHandler(Btn1_Clicked);
  }

  public void Btn1_Clicked( object ob, EventArgs e )
  {
  if (btn1.Text =="Check in") {
        btn1.Text = "Check out";
    } else if (btn1.Text =="Check out") {
      btn1.Text = "Check in";    }   
  }

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