private void gestionClienteToolStripMenuItem_Click(object sender, EventArgs e) { if (formGestionCliente == null) { formGestionCliente = new FormGestionCliente(); formGestionCliente.MdiParent = this; formGestionCliente.FormClosed += new FormClosedEventHandler(formCliente_FormClosed); formGestionCliente.Show(); } else { formGestionCliente.Activate(); } }
private void formCliente_FormClosed(object sender, FormClosedEventArgs e) { formGestionCliente = null; }