private void AddRecordToolStripMenuItem_Click(object sender, EventArgs e) { if (formAddRecord == null) { formAddRecord = new AddRecord(); formAddRecord.MdiParent = this; formAddRecord.FormClosed += new FormClosedEventHandler(formAddRecord_FormClosed); formAddRecord.Show(); } else { formAddRecord.Activate(); } }
private void formAddRecord_FormClosed(object sender, FormClosedEventArgs e) { formAddRecord = null; }