private void ShowQuality(EnrollQuality quality) { if (this.InvokeRequired) { this.Invoke(new DelegateShowQuality(ShowQuality), new object[] { quality }); } else { switch (quality) { case EnrollQuality.Unspecified: paQuality.BackColor = Color.White; lblQuality.Text = "Quality"; break; case EnrollQuality.Poor: paQuality.BackColor = Color.LightCoral; lblQuality.Text = "Poor"; break; case EnrollQuality.Sufficient: paQuality.BackColor = Color.YellowGreen; lblQuality.Text = "Acceptable"; break; case EnrollQuality.Good: paQuality.BackColor = Color.MediumSeaGreen; lblQuality.Text = "Good"; break; case EnrollQuality.VeryGood: paQuality.BackColor = Color.LimeGreen; lblQuality.Text = "Very Good"; break; default: break; } } }