android check if edittext is clicked

edittext.setOnTouchListener(new OnTouchListener() {
    @Override
    public boolean onTouch(View v, MotionEvent event) {
        if(MotionEvent.ACTION_UP == event.getAction()) {
            mQuaternion_1.setText("" + mQ1);
			
			// edittext is clicked
			// do something
        }

        return true;
    }
});