private void Submit(object sender, RoutedEventArgs e) { UserController CallUser = new UserController(); EmployeeController CallEmployee = new EmployeeController(); if (boxUsername.Text.Length == 0 && boxPassword.Password.Length == 0 && boxConfirmPassword.Password.Length == 0) { UsernameError.Text = "You Must Enter Valid Username!"; PasswordError.Text = "You Must Enter Valid Password!"; ConfirmPasswordError.Text = "You Must Enter Valid Confirm Password!"; boxUsername.Focus(); boxPassword.Focus(); boxConfirmPassword.Focus(); } else if (boxUsername.Text.Length == 0 && boxPassword.Password.Length == 0) { UsernameError.Text = "You Must Enter Valid Username!"; PasswordError.Text = "You Must Enter Valid Password!"; boxPassword.Focus(); boxConfirmPassword.Focus(); } else if (boxUsername.Text.Length == 0 && boxConfirmPassword.Password.Length == 0) { UsernameError.Text = "You Must Enter Valid Username!"; ConfirmPasswordError.Text = "You Must Enter Valid Confirm Password!"; boxUsername.Focus(); boxConfirmPassword.Focus(); } else if (boxPassword.Password.Length == 0 && boxConfirmPassword.Password.Length == 0) { PasswordError.Text = "You Must Enter Valid Password!"; ConfirmPasswordError.Text = "You Must Enter Valid Confirm Password!"; boxPassword.Focus(); boxConfirmPassword.Focus(); } else if (boxUsername.Text.Length == 0) { UsernameError.Text = "You Must Enter Valid Username!"; boxUsername.Focus(); } else if (boxPassword.Password.Length == 0) { PasswordError.Text = "You Must Enter Valid Password!"; boxPassword.Focus(); } else if (boxConfirmPassword.Password.Length == 0) { ConfirmPasswordError.Text = "You Must Enter Valid Confirm Password!"; boxConfirmPassword.Focus(); } else if (boxConfirmPassword.Password != boxPassword.Password) { ConfirmPasswordError.Text = "Your Password Need to Enter The Same Password!"; boxConfirmPassword.Focus(); } else { string username = boxUsername.Text; string password = boxPassword.Password; CallUser.AddUser(username, password); string firstname = boxFirstname.Text; string lastname = boxLastname.Text; string address = boxAddress.Text; string email = boxEmail.Text; CallEmployee.Addemployee(firstname, lastname, address, email); this.Hide(); MainWindow main = new MainWindow(); main.Show(); } }