private void Button_Click(object sender, RoutedEventArgs e) { string userLogin = loginField.Text; string userPassword = passwordField.Password.ToString(); string myConnectionString = @"Data Source=(local)\SQLEXPRESS; Initial Catalog=StockRoom; Integrated Security=True"; string mySelectQuery = "SELECT * FROM Users WHERE [UserLogin] = '" + userLogin + "'and [UserPassword]='" + userPassword + "' and [AdministratorState] = 'true'"; using (SqlDataAdapter dataAdapter = new SqlDataAdapter(mySelectQuery, myConnectionString)) // проверка введенных данных { DataTable table = new DataTable(); dataAdapter.Fill(table); if (table.Rows.Count > 0) { FileStream fs = new FileStream("UserLogin.txt", FileMode.Create); StreamWriter loginFile = new StreamWriter(fs); loginFile.Close(); Mainmenu mainmenu = new Mainmenu(); mainmenu.Show(); this.Close(); } else if (table.Rows.Count == 0) { MessageBox.Show("Неверный логин или пароль"); return; } } }
private void Button_Click(object sender, RoutedEventArgs e) { Mainmenu mainmenu = new Mainmenu(); mainmenu.Show(); this.Close(); }
private void BackToMenu(object sender, RoutedEventArgs e) { Mainmenu mainmenu = new Mainmenu(); mainmenu.Show(); this.Close(); }
private void Button_Click(object sender, RoutedEventArgs e) { StreamReader file = new StreamReader("UserLogin.txt"); string login = file.ReadLine(); file.Close(); if (login == null) { Mainmenu mainmenu = new Mainmenu(); mainmenu.Show(); this.Close(); } else { MainMenuUser mainMenuUser = new MainMenuUser(); mainMenuUser.Show(); this.Close(); } }
private void Info_Click(object sender, RoutedEventArgs e) { StreamReader file = new StreamReader("UserLogin.txt"); string login = file.ReadLine(); file.Close(); if (login == null) { Mainmenu mainmenu = new Mainmenu(); mainmenu.Show(); this.Close(); System.Windows.Forms.HelpNavigator navigator = System.Windows.Forms.HelpNavigator.Topic; System.Windows.Forms.Help.ShowHelp(null, "help.chm", navigator, "vyvod_informatsii_ob_avtozapchastyakh_2.htm"); } else { MainMenuUser mainMenuUser = new MainMenuUser(); mainMenuUser.Show(); this.Close(); System.Windows.Forms.HelpNavigator navigator = System.Windows.Forms.HelpNavigator.Topic; System.Windows.Forms.Help.ShowHelp(null, "help.chm", navigator, "vyvod_informatsii_ob_avtozapchastyakh_1.htm"); } }