performLayout method

  1. @override
Size performLayout(
  1. BoxConstraints constraints
)
override

Hook for subclasses to perform layout within the given constraints.

Implementation

@override
Size performLayout(BoxConstraints constraints) {
  final selector = widget as NumberSelector;
  final displayChars = '${selector.label}: < ${selector.value} >';
  final w = displayChars.characters.length;
  return constraints.constrain(Size(w, 1));
}