private void librosToolStripMenuItem_Click(object sender, EventArgs e) { FormLibros frm = FormLibros.ObtenerInstancia(); frm.MdiParent = this; frm.Show(); frm.BringToFront(); }
public static FormLibros ObtenerInstancia() { if (instancia == null) { instancia = new FormLibros(); instancia.FormClosed += new FormClosedEventHandler(reset);//SOLO PARA FORMULARIOS } return(instancia); }
private static void reset(object sender, FormClosedEventArgs e)//SOLO PARA FORMULARIOS { instancia = null; }