main.dart

List<String> lst = List<String>();


class PartyInvite extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        backgroundColor: Colors.orange,
        actions: <Widget>[
          GestureDetector(
              onTap: (){
                  Navigator.pushNamed(context, '/invites', arguments: lst);	
              },
              child: Container(
              padding: EdgeInsets.all(16),
              child: Icon(Icons.content_paste, color: Colors.black,)
            ),
          ),
        ],
        title: Center(
          child: Text(
            'Party Invite', 
            style: TextStyle(
              fontFamily: 'cursive', 
              fontSize: 32, 
              color: Colors.black,
            ),
          )
        ),
      ),
      body: MyBody(),
    );
  }
}