private void archiveBtn_Click(object sender, RoutedEventArgs e)
 {
     DataController.ShowWindow(typeof(ArchiveWindow));
 }
 private void settingsBtn_Click(object sender, RoutedEventArgs e)
 {
     DataController.ShowWindow(typeof(SettingsWindow));
 }
 private void databaseSelectionBtn_Click(object sender, RoutedEventArgs e)
 {
     DataController.ShowWindow(typeof(WorkWindow));
 }