private void btn_ThemHoaDon_Click(object sender, EventArgs e) { this.Hide(); hd.TaoHoaDon(); int mahdtam = hd.LayIDHoaDon(); frmCTHD frm = new frmCTHD(mahdtam); frm.ShowDialog(); this.Close(); }
private void btn_Huy_Click(object sender, EventArgs e) { this.Hide(); int tam = hd.LayIDHoaDon(); int tam1 = mahdtam; hd.HuyHoaDon(mahdtam); ct.xoaCTHDver2(tam1); if (tam == tam1) { hd.ResetMaHoaDon(mahdtam); } frmNhanVien frm = new frmNhanVien(); frm.ShowDialog(); this.Close(); }