private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
this.Hide();
typers.Clear();
foreach (Typer typer in lbTypers.Items)
{
if (typer.IsActive)
{
hotKeyManager.UnregisterFKey(typer.hotKeyId);
}
typers.Add(typer);
}
typers.SaveLibrary();
}