private void ExecuteLoginButton(object o)
{
// TODO: implement password checking with SHA1:
// http://stackoverflow.com/questions/26256351/encrypt-passwords-on-sql-server-2008-using-sha1
var mainWindow = new MainWindowViewModel();
mainWindow.ShowWindow();
}
public MainWindow(MainWindowViewModel viewModel)
{
InitializeComponent();
DataContext = viewModel;
}