scrollPosition property
set
scrollPosition
(ScrollPosition newValue)
Implementation
set scrollPosition(ScrollPosition newValue) {
if (_scrollPosition == newValue) {
return;
}
final ScrollPosition oldValue = _scrollPosition;
_scrollPosition = newValue;
markNeedsLayout();
if (attached) {
oldValue.removeListener(markNeedsLayout);
newValue.addListener(markNeedsLayout);
}
}