private void MenuItem_Click(object sender, RoutedEventArgs e)
{
Show();
WindowState = WindowState.Normal;
CommandBox.Focus();
}
/// <summary>
/// Occurs when the form is shown on the screen.
/// </summary>
private void Run_Shown(object sender, EventArgs e)
{
// Ensure that the window and text area both have focus when the window comes into view.
Activate();
CommandBox.Focus();
}