private void mnuVehicles_Click(object sender, EventArgs e) { if (frmVehicles == null) { frmVehicles = new StaticWeighment(); frmVehicles.FormClosed += new FormClosedEventHandler(frmVehicles_FormClosed); frmVehicles.MdiParent = this; frmVehicles.Show(); } }
private void frmVehicles_FormClosed(object sender, FormClosedEventArgs e) { frmVehicles.Dispose(); frmVehicles = null; }