using System; using System.Drawing; using System.Windows.Forms; class FormSize: Form { public static void Main() { Application.Run(new FormSize()); } public FormSize() { BackColor = Color.White; } protected override void OnResize(EventArgs ea) { Invalidate(); } protected override void OnPaint(PaintEventArgs pea) { Graphics graphics = pea.Graphics; string str = "Location: " + Location + "\n" + "ClientRectangle: " + ClientRectangle; graphics.DrawString(str, Font, Brushes.Black, 0, 0); } }