updateOutOfBandData abstract method
- GrowthDirection growthDirection,
- SliverGeometry childLayoutGeometry
Called during layoutChildSequence for each child.
Typically used by subclasses to update any out-of-band data, such as the max scroll extent, for each child.
Implementation
@protected
void updateOutOfBandData(GrowthDirection growthDirection, SliverGeometry childLayoutGeometry);