private void frm_main_Load(object sender, EventArgs e) { try { skins(); //lb_manv.Text = Tendn; List <QLPHANQUYEN> manhinh = new List <QLPHANQUYEN>(); QLND_NHOMND nhom = new QLND_NHOMND(); nhom = pq.laymanhom(Tendn); manhinh = pq.laydsmanhinh(nhom.MANHOM); for (int i = 0; i < manhinh.Count(); i++) { if (manhinh[i].MAMANHINH == "MH001") { } else if (manhinh[i].MAMANHINH == "MH002") { btn_nhanvien.Enabled = btn_phanquyen.Enabled = false; } else { ribbonPageGroup1.Visible = ribbonPageGroup7.Visible = ribbonPageGroup8.Visible = ribbonPageGroup9.Visible = ribbonPageGroup10.Visible = ribbonPageGroup3.Visible = ribbonPageGroup4.Visible = ribbonPageGroup5.Visible = false; } } } catch { ribbonPageGroup1.Visible = ribbonPageGroup7.Visible = ribbonPageGroup8.Visible = ribbonPageGroup9.Visible = ribbonPageGroup10.Visible = ribbonPageGroup3.Visible = ribbonPageGroup4.Visible = ribbonPageGroup5.Visible = false; } }