1-) C# RMOS - panelControl1 border renklendirme

panelin çerçevesini kalınlaştırır

private void panelControl1_Paint(object sender, PaintEventArgs e)

        {

                int thickness = 13;//it's up to you

                int halfThickness = thickness / 2;

                using (Pen p = new Pen(Color.Black, thickness))

                {

                    e.Graphics.DrawRectangle(p, new Rectangle(halfThickness,

                                                              halfThickness,

                                                              panelControl1.ClientSize.Width - thickness,

                                                              panelControl1.ClientSize.Height - thickness));

                }

        }