/// <summary>
/// Handles changes to the Progress property.
/// </summary>
/// <param name="d">SprocketControl</param>
/// <param name="e">DependencyProperty changed event arguments</param>
private static void OnProgressChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
SprocketControl sprocket = (SprocketControl)d;
double oldProgress = (double)e.OldValue;
double newProgress = sprocket.Progress;
sprocket.OnProgressChanged(oldProgress, newProgress);
}
