getConstraintsForChild method Null safety

BoxConstraints getConstraintsForChild(
  1. BoxConstraints constraints
)

The constraints for the child given the incoming constraints.

During layout, the child is given the layout constraints returned by this function. The child is required to pick a size for itself that satisfies these constraints.

Defaults to the given constraints.

Implementation

BoxConstraints getConstraintsForChild(BoxConstraints constraints) => constraints;