private void paraEkleToolStripMenuItem_Click(object sender, EventArgs e) { if (paraYatir == null) { paraYatir = new frm_ParaYatir(musteriBanka); paraYatir.MdiParent = this; paraYatir.FormClosed += ParaYatir_FormClosed; paraYatir.Show(); } else { paraYatir.Activate(); } }
private void ParaYatir_FormClosed(object sender, FormClosedEventArgs e) { paraYatir = null; }