private void đặtTrướcToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            DatTruoc frmQLDT = new DatTruoc();

            foreach (Form frm in MdiChildren)
            {
                frm.Close();
            }
            frmQLDT.MdiParent = this;
            frmQLDT.Show();
        }
예제 #2
0
        private void đặtTrướcToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            DatTruoc frmQLDT = new DatTruoc();

            hienForm(frmQLDT);
        }