TIWCGJQSliderOptions.OnChange Property
This event is triggered on slide stop, or if the value is changed programmatically (by the value method). Takes arguments event and ui. Use event.originalEvent to detect whether the value changed by mouse, keyboard, or programmatically. Use value to obtain the value of the current handle
published property OnChange: TIWCGJSonFunc index 12 read GetFuncValue write SetFuncValue stored IsFuncStored;