setting android button invisible but still having an onClick Listener attached

Question

So currently I\'m putting an Easter egg inside my app and I want the Button to be invisible, but when clicked(Rick roll). So far I can make it work when I say:

Answer 1

You can create any view, such as LinearLayout, as clickable. Make a LinearLayout with the same dimensions as the button and set it's onClick listener to whatever handles the event. Since it inherently isn't visible, it should hold the same effect.