private void Button_Click(object sender, RoutedEventArgs e) { MasterPasswordTextBox.Background = DefaultCtrlBkgBrush; MasterPasswordVerifyTextBox.Background = DefaultCtrlBkgBrush; if (MasterPasswordTextBox.Password.Trim() != MasterPasswordVerifyTextBox.Password.Trim()) { MasterPasswordVerifyTextBox.Background = new SolidColorBrush(Colors.DarkRed); return; } var tmp = MasterPasswordTextBox.Password; MasterPasswordTextBox.Password = ""; if (string.IsNullOrEmpty(tmp) || tmp.Contains(" ") || tmp.Trim().Length < 6 || tmp.Trim().Length > 16) { MasterPasswordTextBox.Background = new SolidColorBrush(Colors.DarkRed); return; } mpwdh = AppHelpers.CreateHash(tmp); Close(); }