ribir-v0.4.0-alpha.4

Features

• core: Introduced IntoWidget and IntoChild. (@M-Adoo #612)

  The IntoWidget trait allows for the conversion of any widget to the type Widget.
  The IntoChild trait provides a way to convert a more general type into a child of ComposeChild.

Fixed

core: The generation of a pipe widget from another pipe widget may potentially result in a crash. (#612, @M-Adoo)

Changed

• core: Lazy build the widget tree. (#612, @M-Adoo)

• core: Simplify the implementation of parent composition with child widgets. (#612, @M-Adoo)

  Merge SingleWithChild, MultiWithChild, and ComposeWithChild into a single trait called WithChild.

Breaking

• Removed ChildFrom and FromAnother traits (#612 @M-Adoo)
• Removed SingleParent and MultiParent traits. (#612 @M-Adoo)
• Removed PairChild and PairWithChild traits. User can use a generic type instead. (#612 @M-Adoo)
• Allow only the child to be converted to a widget or a type that implements the Into trait. (#612 @M-Adoo)
• Removed the all builder traits such as WidgetBuilder and ComposeBuilder and so on. (#612 @M-Adoo)
• All implicit child conversions have been removed, except for conversions to Widget. (#612 @M-Adoo)