private void mnuThongTinSinhVien_Click(object sender, EventArgs e) { Frm_ThongTinSinhVien frmThongTin = new Frm_ThongTinSinhVien(); frmThongTin.MdiParent = this; frmThongTin.Show(); }
private void Frm_Main_Load(object sender, EventArgs e) { data = new Database(); if (data.KiemTraKetNoi(ref err)) { Frm_ThongTinSinhVien frmThongTin = new Frm_ThongTinSinhVien(); frmThongTin.MdiParent = this; frmThongTin.Show(); } }