namespace System.Windows.Forms
{
    [ClassInterface(ClassInterfaceType.AutoDispatch)]
    [ComVisible(true)]
    [Designer("System.Windows.Forms.Design.UpDownBaseDesigner, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
    public abstract class UpDownBase : ContainerControl
    {
        protected override void OnMouseWheel(MouseEventArgs e);
    }
}