updateThickness method Null safety
Update and redraw with new scrollbar thickness and radius.
Implementation
void updateThickness(double nextThickness, Radius nextRadius) {
thickness = nextThickness;
radius = nextRadius;
}
Update and redraw with new scrollbar thickness and radius.
void updateThickness(double nextThickness, Radius nextRadius) {
thickness = nextThickness;
radius = nextRadius;
}