| public OnMouseWheel ( MouseEventArgs e ) : void | ||
| e | MouseEventArgs | Event arguments for the event. |
| return | void | |
public void OnMouseWheel(MouseEventArgs e)
{
int change = (e.Delta > 0) ? -SmallChange : SmallChange;
int detents = Math.Abs(e.Delta) / SystemInformation.MouseWheelScrollDelta;
for (int i = 0; i < detents; i++)
ScrollValue = Math.Max(Minimum, Math.Min(Value - change, Maximum));
}
/// <summary>
/// Raises the MouseWheel event.
/// </summary>
/// <param name="e">A MouseEventArgs that contains the event data.</param>
protected override void OnMouseWheel(MouseEventArgs e)
{
_drawTrackBar.OnMouseWheel(e);
base.OnMouseWheel(e);
}