How to create a list that highlights middle selected text c# win. form

this.ComboBox1 = new ComboBox();
this.ComboBox1.DrawMode = System.Windows.Forms.DrawMode.OwnerDrawVariable;
this.ComboBox1.DrawItem += new DrawItemEventHandler(ComboBox1_DrawItem);

private void ComboBox1_DrawItem(object sender,
                                System.Windows.Forms.DrawItemEventArgs e)
{
    // use e.Graphics property to draw your own text
    //
    // e.Graphics.DrawString(...));

}