VB.NET
Using g As Graphics = e.Graphics Using p As New Pen(Color.Black, 1) g.DrawRectangle(p, 0, 0, MyPanel.Width - 1, MyPanel.Height) End Using End Using
C#
Using (Graphics g = e.Graphics) { Using (Pen p = New Pen(Color.Black, 1)) { g.DrawRectangle(p, 0, 0, MyPanel.Width - 1, MyPanel.Height); } }
You need to make sure that this code is put in the Paint event of your panel.