shouldReload method
Implementation
@override
bool shouldReload(covariant ScrollPhysics old) {
return old is BouncingSheetPhysics &&
old.overflowViewport != overflowViewport;
}
@override
bool shouldReload(covariant ScrollPhysics old) {
return old is BouncingSheetPhysics &&
old.overflowViewport != overflowViewport;
}