childAnchor property

AlignmentGeometry childAnchor
final

The anchor point on the child used for positioning relative to the portalAnchor.

For example, with childAnchor: Alignment.bottomCenter and portalAnchor: Alignment.topCenter, the child's bottom edge will align with the portal's top edge.

Defaults to Alignment.bottomCenter.

Implementation

final AlignmentGeometry childAnchor;