layout method
void
layout(
- Context context,
- BoxConstraints constraints, {
- bool parentUsesSize = false,
override
First widget pass to calculate the children layout and bounding box
Implementation
@override
void layout(Context context, BoxConstraints constraints,
{bool parentUsesSize = false}) {
_context = inherited != null ? context.inheritFrom(inherited!) : context;
_child = build!(_context!);
super.layout(_context!, constraints);
}