protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
/* the real border is painted outside of control so only attmpt paint if real border is not present */
if (BorderStyle.Equals(BorderStyle.None) && (Text.Length > 0))
{
ControlPaint.DrawBorder(e.Graphics, DisplayRectangle, border_color, ButtonBorderStyle.Solid);
}
}
