private void FormMdiAgendaTelefonica_FormClosed(object sender, FormClosedEventArgs e) { if (_Instance != null) { _Instance.Dispose(); _Instance = null; } }
private void agendaTelefônicaToolStripMenuItem_Click(object sender, EventArgs e) { FormMdiAgendaTelefonica formMdiAgendaTelefonica = FormMdiAgendaTelefonica.Instance; // Set the Parent Form of the Child window. formMdiAgendaTelefonica.MdiParent = this; // Display the new form. formMdiAgendaTelefonica.Show(); formMdiAgendaTelefonica.Focus(); }