Apply or set background color using Buttons View's On click attributes code
What is the use of button in android?
In Android applications, a Button is a user interface that is used to perform some action when clicked or tapped. It is a very common widget in Android and developers often use it. This article demonstrates how to create a button in Android Studio.
What is the default background color in android studio?
In newer devices, the background is just white. On older devices, the background is light gray. In android studio, the background color is blank in the design view.
Difference Between OnClickListener vs OnClick:
OnClickListener is the interface you need to implement and can be set to a view in java code. OnClickListener is what waits for someone to actually click, onclick determines what happens when someone clicks.