/// <summary>
/// Handles change requests to the credits of the current user.
/// </summary>
/// <param name="sender">The sender of the request.</param>
/// <param name="args">The arguments specifying the new amount of credits.</param>
private void ChangeCredits(object sender, CreditsChangeArgs args)
{
TopBar.Credits = args.Credits;
}
/// <summary>
/// For propagating the MainForms subscription to the CreditsChangeEvent
/// to the RentItUserControl's inner RentItUserControls.
/// </summary>
protected void CreditsChangeEventPropagated(object sender, CreditsChangeArgs e)
{
FireCreditsChangeEvent(e.Credits);
}