private void comprasPorFechasToolStripMenuItem_Click(object sender, EventArgs e) { if (Compras == null) { Compras = new Consultas.FrmConsulta_Compras(); Compras.MdiParent = this; Compras.FormClosed += new FormClosedEventHandler(CerrarCompras); Compras.Show(); } }
private void CerrarCompras(object sender, EventArgs e) { Compras = null; }