private void FormTrangChu_Load(object sender, EventArgs e) { FormDangNhap f = new FormDangNhap(); f.MdiParent = this; f.chungThucTaiKhoan += ChungThucTaiKhoan; f.Show(); KhoaChucNangHeThong(false); }
private void HienThiFormDangNhap(string name) { if (!HienThiForm(name)) { FormDangNhap formDangNhap = new FormDangNhap(); formDangNhap.MdiParent = this; formDangNhap.chungThucTaiKhoan += ChungThucTaiKhoan; formDangNhap.Show(); } }
static void Main(string[] args) { Console.OutputEncoding = Encoding.UTF8; Console.InputEncoding = Encoding.Unicode; Console.SetWindowSize(114, 28); FormDangNhap dn = new FormDangNhap(); dn.HienChinh(26, 6, ConsoleColor.Black, ConsoleColor.White); Console.ReadKey(); }
private void btnDangXuat_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e) { btnDangNhap.Enabled = true; tabControl1.Tabs.Clear(); showDefaultViews(); if (frmdn == null || frmdn.IsDisposed) { frmdn = new FormDangNhap(); } frmdn.txtTaiKhoan.Text = ""; frmdn.txtMatKhau.Text = ""; dangnhap(); }
// set BarSubItem_QuanLyUser for Is Admin???? private void QLTVMain_Load(object sender, EventArgs e) { FormDangNhap formDangNhap = new FormDangNhap(); formDangNhap.ShowDialog(); if (user.admin == true) { this.barSubItem_QuanTriHeThong.Enabled = true; } else { this.barSubItem_QuanTriHeThong.Enabled = false; } }
private string getID() { string id = ""; conn.Open(); string tk = txtTenDN.Text; string mk = txtMatKhau.Text; byte[] temp = ASCIIEncoding.ASCII.GetBytes(mk); byte[] hasData = new MD5CryptoServiceProvider().ComputeHash(temp); string hasPass = ""; foreach (byte item in hasData) { hasPass += item; } SqlCommand sql1 = new SqlCommand("SELECT *FROM ACCOUNT WHERE USERNAME='******' and PASS='******'", conn); string sql = "SELECT *FROM ACCOUNT WHERE USERNAME='******' and PASS='******'"; SqlDataAdapter da = new SqlDataAdapter(sql1); SqlCommand cmd = new SqlCommand(sql, conn); DataTable dt = new DataTable(); da.Fill(dt); SqlDataReader dta = cmd.ExecuteReader(); if (dt != null && dta.Read() == true) { foreach (DataRow dr in dt.Rows) { id = dr["id_user"].ToString(); } MessageBox.Show("Đăng nhập thành công", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Information); FormDangNhap mi = new FormDangNhap(); mi.Show(); this.Hide(); } else { MessageBox.Show("Sai tên đăng nhập hoặc mật khẩu, vui lòng nhập lại!", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Information); this.Show(); } conn.Close(); return(id); }
public void dangnhap() { frmdn = new FormDangNhap(); frmdn.ShowDialog(); if (bnguoidung.laydulieu("where TaiKhoan=N'" + frmdn.txtTaiKhoan.Text + "' and MatKhau=N'" + frmdn.txtMatKhau.Text + "'").Rows.Count == 1) { if (bnguoidung.dangnhap("select LoaiNguoiDung from tblNguoiDung where TaiKhoan=N'" + frmdn.txtTaiKhoan.Text + "' and LoaiNguoiDung='Admin' ").Rows.Count == 1) { admin(); } else if (bnguoidung.dangnhap("select LoaiNguoiDung from tblNguoiDung where TaiKhoan=N'" + frmdn.txtTaiKhoan.Text + "' and LoaiNguoiDung='qldt' ").Rows.Count == 1) { qldt(); } else if (bnguoidung.dangnhap("select LoaiNguoiDung from tblNguoiDung where TaiKhoan=N'" + frmdn.txtTaiKhoan.Text + "' and LoaiNguoiDung='qlsv' ").Rows.Count == 1) { qlsv(); } } }
public ActionResult DangNhap(FormDangNhap form) { if (ModelState.IsValid) { if (Session[SesHocVien] != null) { return Redirect("/"); } HOCVIEN hv = db.HOCVIENs.SingleOrDefault(n => n.Taikhoan == form.TaiKhoan && n.Matkhau == form.MatKhau); if (hv == null) { form.MatKhau = ""; ViewData["loi"] = "Tài khoản hoặc mật khẩu không đúng"; return View(form); } Session[SesHocVien] = hv; return Redirect("/"); } return View(form); }
public FormMain() { InitializeComponent(); dangNhap = new FormDangNhap(); }