private void BtnAddCustomer_Click(object sender, RoutedEventArgs e) { if (WhatRole == "Admin" || WhatRole == "Cashier") { CustomerWindow cusWin = new CustomerWindow(EmployeeId, null); this.Close(); cusWin.ShowDialog(); } else { MessageBox.Show("You're NOT allowed"); } }
/// Customer private void BtnDetailCustomer_Click(object sender, RoutedEventArgs e) { if (WhatRole == "Admin" || WhatRole == "Cashier") { var selectedCustomer = dataGridCustomer.SelectedItem as ThanhVien; if (selectedCustomer == null) { MessageBox.Show("Please Choose The Customer"); return; } CustomerWindow cusWin = new CustomerWindow(EmployeeId, selectedCustomer); this.Close(); cusWin.ShowDialog(); } else { MessageBox.Show("You're NOT allowed"); } }