How to use Window Form in C#

In this article, I will explain use window form in C#.
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C# Windows Forms

  • GUI application will create starts with a form.

  • Windows Forms is a technique of creating computer applications based on the common language runtime (CLR).

  • Windows Forms application object are stored in libraries also called assemblies.

  • There are two broad categories of objects used in a Windows Forms application: the forms and the controls.

  • Windows Forms  offers a series of objects called Windows Controls or simply, controls. These controls are already created in the .NET Framework through various classes.

  •  Windows form is based on the Form class that is defined in the System::Windows::Forms namespace created in the System.Windows.Forms.dll assembly.


The following example shows how to change the Title, BackColor, Size, Location and MaximizeBox properties of Form1.

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;


namespace WindowsFormsApplication2


    public partial class Form1 : Form


        public Form1()





        private void Form1_Load(object sender, EventArgs e)


            this.Text="This is the first window form. change properties by coding";

            this.Size=new Size(400,150);

            this.Location=new Point(400,400);


            this.BackColor = Color.Gray;






window example.jpg


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