How to listen the keypress in the soft keyboard?

Question

I need a listener to identify the keypress in the soft keyboard/on screen keyboard.

I tried with addtextchangelistener textwatcher but this one give the good result

Answer 1

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK) {
        // Do Code here
    }
    return super.onKeyDown(keyCode, event);
}