Ejemplo n.º 1
0
        private void BảngHóaĐơnToolStripMenuItem_Click(object sender, EventArgs e)
        {
            frmHD frm = new frmHD();

            frm.MdiParent = this;
            frm.Show();
        }
        private void BtnFrmHD_Click(object sender, EventArgs e)
        {
            frmHD frm = new frmHD();

            frm.Show();
        }