overscanRows property
int
get
overscanRows
Extra rows laid out above and below the viewport, so a fast fling has something to show while the next frame is being built.
Implementation
int get overscanRows => _overscanRows;
set
overscanRows
(int value)
Implementation
set overscanRows(int value) {
if (_overscanRows == value) return;
_overscanRows = value;
markNeedsLayout();
}