private void RentaToolStripMenuItem_Click(object sender, EventArgs e) { //RENTA if (frm_renta_encab == null) { frm_renta_encab = new renta_encab(); frm_renta_encab.MdiParent = this; frm_renta_encab.FormClosed += new FormClosedEventHandler(frm_renta_encab_FormClosed); frm_renta_encab.Show(); } else { frm_renta_encab.Activate(); } }
private void frm_renta_encab_FormClosed(Object sender, FormClosedEventArgs e) { frm_renta_encab = null; }