public _DraggableScrollableSheetScrollController(
float initialScrollOffset = 0.0f,
string debugLabel = null,
_DraggableSheetExtent extent = null
) : base(debugLabel: debugLabel, initialScrollOffset: initialScrollOffset)
{
D.assert(extent != null);
this.extent = extent;
}
public override void initState()
{
base.initState();
_extent = new _DraggableSheetExtent(
minExtent: widget.minChildSize,
maxExtent: widget.maxChildSize,
initialExtent: widget.initialChildSize,
listener: _setExtent
);
_scrollController = new _DraggableScrollableSheetScrollController(extent: _extent);
}
public _DraggableScrollableSheetScrollPosition(
ScrollPhysics physics = null,
ScrollContext context = null,
float initialPixels = 0.0f,
bool keepScrollOffset = true,
ScrollPosition oldPosition = null,
string debugLabel = null,
_DraggableSheetExtent extent = null
) : base(physics: physics,
context: context,
initialPixels: initialPixels,
keepScrollOffset: keepScrollOffset,
oldPosition: oldPosition,
debugLabel: debugLabel)
{
D.assert(extent != null);
this.extent = extent;
}
