private void btnOpenSerialSteerModule_Click(object sender, EventArgs e) { mf.OpenSteerModulePort(); if (mf.spSteerModule.IsOpen) { cboxSteerModulePort.Enabled = false; btnCloseSerialSteerModule.Enabled = true; btnOpenSerialSteerModule.Enabled = false; lblCurrentSteerModulePort.Text = mf.spSteerModule.PortName; } else { cboxSteerModulePort.Enabled = true; btnCloseSerialSteerModule.Enabled = false; btnOpenSerialSteerModule.Enabled = true; } }