private void miQuanLyBanHang_Click(object sender, EventArgs e) { if (!CheckForm("frmQuanLyBanHang")) { frmQuanLyBanHang frm = new frmQuanLyBanHang(); frm.MdiParent = this; frm.Show(); } }
private void frmDangNhap_XacThucTaiKhoan(object sender) { PhanQuyen quyen = (PhanQuyen)sender; maTaiKhoan = quyen.TaiKhoan.ma; IsLockAction(true); PhanQuyen(quyen.maPhanQuyen); if (!CheckForm("frmQuanLyBanHang")) { frmQuanLyBanHang frm = new frmQuanLyBanHang(); frm.MdiParent = this; frm.Show(); } }