private AnimatorSet generateButtonColorsAnimatorSet() {
        final ImageView[] buttons = new ImageView[] {
            (ImageView) findButton(NavbarEditor.NAVBAR_RECENT),
            (ImageView) findButton(NavbarEditor.NAVBAR_BACK),
            (ImageView) findButton(NavbarEditor.NAVBAR_HOME),
            (ImageView) getSearchLight(),
            (ImageView) getCameraButton()
        };