Translate this page

Android Back Button Exit Dialogue in Java

Here is how to show an Exit Alert Dialogue in android java when user presses back button

Exiting your app when a user pressing the back button without user permission may be a bad practice, it can cause the user to lose something like an important task, file, information etc.

In my opinion it is a good practice to ask the user if he wants to exit the app or not. we will learn that functionality for your app in the code below.

Ok, we have 2 ideas here to let a user know that the app may exit

first is asking the user to press the back key again, like pressing 2 times to exit the app

second option is

Showing a dialogue window (Alert Dialogue) to exit the app, we will learn both function’s java codes in this tutorial

Java code for asking user to press back button again to exit

@Override public void onBackPressed(){     backpress = (backpress + 1);     Toast.makeText(getApplicationContext(), " Press Back again to Exit ", Toast.LENGTH_SHORT).show();     if (backpress>1) {         this.finish();     } }

Alert Dialogue to ask user to exit app when back button pressed

public void onBackPressed() {
    new AlertDialog.Builder(this)
            .setTitle("Really Exit?")
            .setMessage("Are you sure you want to exit?")
            .setNegativeButton(, null)
            .setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
                public void onClick(DialogInterface dialog, int which) {
                    //this mainactivity must be replaced with your activity


Related Posts

Get Your Own Android Mobile App for Your Website Today

Are you looking to expand your online presence and reach more customers? In today’s digital age, having a mobile app is an essential tool to connect with…

Why making an app for your website can help your business to grow

In today’s digital age, it’s more important than ever to have a strong online presence. Whether you’re running a business, a blog, or a personal website, having…

person using macbook pro on person s lap

Fix android.content.Intent.migrateExtraStreamToClipData(android.content.Context)’ on a null object reference

Here is how to Fix Android Studio Error Attempt to invoke virtual method ‘boolean android.content.Intent.migrateExtraStreamToClipData(android.content.Context)’ on a null object reference This error is caused by a number…

Android Spinner onItemSelected Listener Example

Spinner is an android UI element; it provides a drop-down List where you can choose an item from the list. You will need a listener to catch…

person in gray shirt holding a small paper with texts

Get Current Month Name in Java Android

The code below can be used to get the name of current month, for example, January, February, March etc. Just call this method and it will return…

The future of android developers is not good

Are you an android developer or looking to be an android developer? You should read this Myself is zid, I’m an android developer and been in this…

Leave a Reply

Your email address will not be published. Required fields are marked *