In this example, we are going to show you how to add a 3 dot popup or dropdown menu on AppBar of Flutter App. We have added PopupMenuButton to add a popup menu on AppBar. See the example below:
AppBar(
title: Text("Popup Menu on AppBar"),
backgroundColor: Colors.redAccent,
actions: [
PopupMenuButton(
// add icon, by default "3 dot" icon
// icon: Icon(Icons.book)
itemBuilder: (context){
return [
PopupMenuItem<int>(
value: 0,
child: Text("My Account"),
),
PopupMenuItem<int>(
value: 1,
child: Text("Settings"),
),
PopupMenuItem<int>(
value: 2,
child: Text("Logout"),
),
];
},
onSelected:(value){
if(value == 0){
print("My account menu is selected.");
}else if(value == 1){
print("Settings menu is selected.");
}else if(value == 2){
print("Logout menu is selected.");
}
}
),
],
)
Output on AppBar
import 'package:flutter/material.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatelessWidget{
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Home()
);
}
}
class Home extends StatefulWidget {
@override
State<Home> createState() => _HomeState();
}
class _HomeState extends State<Home> {
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text("Popup Menu on AppBar"),
backgroundColor: Colors.redAccent,
actions: [
PopupMenuButton(
// add icon, by default "3 dot" icon
// icon: Icon(Icons.book)
itemBuilder: (context){
return [
PopupMenuItem<int>(
value: 0,
child: Text("My Account"),
),
PopupMenuItem<int>(
value: 1,
child: Text("Settings"),
),
PopupMenuItem<int>(
value: 2,
child: Text("Logout"),
),
];
},
onSelected:(value){
if(value == 0){
print("My account menu is selected.");
}else if(value == 1){
print("Settings menu is selected.");
}else if(value == 2){
print("Logout menu is selected.");
}
}
),
],
),
body: Container(
)
);
}
}
In this way, you can add a Dropdown popup menu on AppBar in Flutter App.
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