TTMSFNCRangeSlider.OnBeforeDrawThumb Event

Fires before a thumb is drawn, allowing custom rendering or suppression of the default draw.

API unit family: TMSFNCRangeSlider Declaring type: TTMSFNCRangeSlider Inherited from: TTMSFNCCustomRangeSlider

Syntax

OnBeforeDrawThumb: TTMSFNCCustomRangeSliderBeforeDrawThumbEvent;