import'package:flutter/material.dart';voidmain() {runApp(MyApp());}classMyAppextendsStatelessWidget {@overrideWidgetbuild(BuildContext context) {returnMaterialApp(      home:SafeArea(child:Home()),    );  }}classHomeextendsStatefulWidget {@override_HomeStatecreateState()=>_HomeState();}class_HomeStateextendsState<Home> {@overrideWidgetbuild(BuildContext context) {returnScaffold(      floatingActionButton:FloatingActionButton(//Floating action button on Scaffold        onPressed: () {//code to execute on button press        },        child:Column(          mainAxisAlignment:MainAxisAlignment.center,          children: [Icon(Icons.directions,              color:Colors.white,            ),Text('Viaje',              style:TextStyle(                fontSize:10.0,                color:Colors.white,              ),            ),          ],        ),//icon inside button      ),      floatingActionButtonLocation:FloatingActionButtonLocation.centerDocked,//floating action button position to center      bottomNavigationBar:BottomAppBar(//bottom navigation bar on scaffold        color:Colors.redAccent,        shape:CircularNotchedRectangle(),//shape of notch        notchMargin:5,//notche margin between floating button and bottom appbar        child:Row(//children inside bottom appbar          mainAxisSize:MainAxisSize.max,          mainAxisAlignment:MainAxisAlignment.spaceBetween,          children:<Widget>[IconButton(              icon:Icon(Icons.menu,                color:Colors.white,              ),              onPressed: () {},            ),IconButton(              icon:Icon(Icons.search,                color:Colors.white,              ),              onPressed: () {},            ),IconButton(              icon:Icon(Icons.print,                color:Colors.white,              ),              onPressed: () {},            ),IconButton(              icon:Icon(Icons.people,                color:Colors.white,              ),              onPressed: () {},            ),          ],        ),      ),    );  }}