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AnimatedSwitcher Flutter Sample flutter.dev 의 예제 코드 실행 화면 ScaleTransition 각각의 widget 이 다른 key 값을 가져야 새로운 widget으로 인식하고 animation 동작이 일어난다. FadeTransition transition 을 FadeTransition 으로 사용해 보았다. Reference https://api.flutter.dev/flutter/widgets/AnimatedSwitcher-class.html

BottomAppBar A container that is typically used with Scaffold.bottomNavigationBar, and can have a notch along the top that makes room for an overlapping FloatingActionButton. 자유롭게 구현이 가능한 것 같다. BottomNavigationBar A material widget that's displayed at the bottom of an app for selecting among a small number of views, typically between three and five. The bottom navigation bar consists of multiple..

Tab Tab, TabBar, TabBarView, TabController Tab A material design TabBar tab. If both icon and text are provided, the text is displayed below the icon. TabBar A material design widget that displays a horizontal row of tabs. Typically created as the AppBar.bottom part of an AppBar and in conjunction with a TabBarView. TabBarView A page view that displays the widget which corresponds to the current..