private void miAddPerson_Click(object sender, EventArgs e) { if (frmP == null) { frmP = new frmPersonAdd(); frmP.MdiParent = this; frmP.Show(); frmP.FormClosed += FrmP_FormClosed; } else { return; } }
public void FrmP_FormClosed(object sender, FormClosedEventArgs e) { frmP.Dispose(); frmP = null; }