sliderThemeData property
Defines the default configuration of slider widgets.
Widget build(BuildContext context) {
 return Scaffold(
   appBar: AppBar(),
     body: Center(
       child: SfTheme(
         data: SfThemeData(
           sliderThemeData: SfSliderThemeData()
         ),
         child: SfSlider(),
       ),
     )
  );
}
Implementation
final SfSliderThemeData sliderThemeData;