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() {
    runApp(TabBarIconDemo());
}
class TabBarIconDemo extends StatelessWidget {
    @override
    Widget build(BuildContext context) {
        return MaterialApp(
            home: AlertDialog(
                title: Text('Welcome'), 
                ontent: Text('Nice Snippets'), 
                actions: [
                    FlatButton(
                        work like a button
                        textColor: Colors.black,
                        onPressed: () {},
                        button
                        child: Text('CANCEL'),
                    ),
                    FlatButton(
                        textColor: Colors.black,
                        onPressed: () {},
                        child: Text('ACCEPT'),
                    ),
                ],
            ),
        );
    }
}

Step 3: Run this Debug App

Output: