RenderList({List<RenderBox> children, double itemExtent, EdgeInsets padding, int virtualChildCount, Offset paintOffset: Offset.zero, Axis mainAxis: Axis.vertical, ViewportAnchor anchor: ViewportAnchor.start, LayoutCallback callback })

Creates a render list.

By default, the list is oriented vertically and anchored at the start.

Source 

RenderList({
  List<RenderBox> children,
  double itemExtent,
  EdgeInsets padding,
  int virtualChildCount,
  Offset paintOffset: Offset.zero,
  Axis mainAxis: Axis.vertical,
  ViewportAnchor anchor: ViewportAnchor.start,
  LayoutCallback callback
}) : _itemExtent = itemExtent,
     _padding = padding,
     super(
       virtualChildCount: virtualChildCount,
       paintOffset: paintOffset,
       mainAxis: mainAxis,
       anchor: anchor,
       callback: callback
     ) {
  addAll(children);
}