Method for Android to listen and return button events

This article describes how Android listens for return button events. Share with you for your reference. The details are as follows:

When the user clicks the return button of the mobile phone, the default is to launch the current activity. However, sometimes the user accidentally presses the return button, so a prompt needs to be given to the user. This requires rewriting the onkeydown event. The effects are as follows:

The Java code is as follows:

I hope this article will be helpful to your Android program design.