Adding AlertDialog With SetSingleChoiceItems in Android

Introduction

In this article, we'll learn how to add the alert dialog with setSingleChoiceitems in Android. Let's start with the following procedure.

Start Eclipse IDE.
Create a new project.
Create a MainActivity.java file.
Create an activity_main.xml file for layout design.
Add a Textview field in the XML layout.
Then declare a string array in the MainActivity class like this:

String[] str={"mp3","Mpeg","wmv","3gp"};
Create an object like this: AlertDialog.Builder aa=new AlertDialog.Builder(this);
With this object add setSingleChoiceItems.

The following is the code.

MainActivity.java

activity_main.xml

Output