WidgetSealedJoin4<A, B, C, D> typedef
WidgetSealedJoin4<A, B, C, D> =
Widget Function(Widget mapFirst(A), Widget mapSecond(B), Widget mapThird(C), Widget mapFourth(D))
builder
will be called with a BuildContext and the
union of all Bloc
states and must return a Widget
for each possible state.
Implementation
typedef WidgetSealedJoin4<A, B, C, D> = Widget Function(
Widget Function(A) mapFirst,
Widget Function(B) mapSecond,
Widget Function(C) mapThird,
Widget Function(D) mapFourth,
);