private void Main_Load(object sender, EventArgs e) { button2.Enabled = false; button3.Enabled = false; if (CheckKoneksi == null) { CheckKoneksi = new CheckKoneksi(); CheckKoneksi.FormClosed += new FormClosedEventHandler(formclose); CheckKoneksi.ShowDialog(); } else { CheckKoneksi.Activate(); } }
void formclose(object sender, FormClosedEventArgs e) { CheckKoneksi = null; TampilData("TB_MAHASISWA"); }