Сейчас ищут
Android Onclick Vs Setonclicklistener. Смотреть видео: Understanding Android OnClick Vs SetOnClickListener Key Differences, Android Studio 2 OnClick Vs SetOnClickListener, Android Which One Is Better Performance Wise SetOnClickListener VS Android Onclick OnClick, How Exactly Does The Android OnClick XML Attribute Differ From SetOnClickListener 5solution.