How to Implement a Custom Dialog Box in Flutter?

Aug 13, 2022



How to Implement a Custom Dialog Box in Flutter?

Hello Friends,

This post will give you an example of how to implement a custom dialog box in a flutter. you can see creating dialog in a flutter. this example will help you flutter alert dialog example. This post will give you a simple example of the alert dialog box in a flutter. So, let's follow a few steps to create an example of how do you use simple dialog flutters.

A dialog is a type of modal window that appears in front of app content to provide critical information or ask for a decision. Dialogs disable all app functionality when they appear, and remain on screen until confirmed, dismissed, or a required action has been taken.

So, let's see the below solution with an output:

Step 1: Create Flutter Project

Follow along with the setup, you will be creating a Flutter app.

- $flutter create flutter_dialog_example

Navigate to the project directory:

- $cd flutter_dialog_example

Step 2: Main File

Create a main.dart file in the lib directory

void main() {



class TabBarIconDemo extends StatelessWidget {


Widget build(BuildContext context) {

return MaterialApp(

home: AlertDialog(

title: Text('Welcome'),

ontent: Text('Nice Snippets'),

actions: [


work like a button


onPressed: () {},


child: Text('CANCEL'),




onPressed: () {},

child: Text('ACCEPT'),







Step 3: Run this Debug App