LUtils.java 文件源码

public void setOrAnimatePlusCheckIcon(final FloatingActionButton fab, boolean isCheck,
                                      boolean allowAnimate) {
    if (!hasL()) {
        compatSetOrAnimatePlusCheckIcon(fab, isCheck, allowAnimate);
        return;
    }

    Drawable drawable = fab.getDrawable();
    if (!(drawable instanceof AnimatedStateListDrawable)) {
        Resources res = mActivity.getResources();
        drawable = res.getDrawable(R.drawable.add_schedule_fab_icon_anim);
        drawable.setTint(res.getColor(R.color.fab_icon_color));
        fab.setImageDrawable(drawable);
    }

    if (allowAnimate) {
        drawable.setState(isCheck ? STATE_UNCHECKED : STATE_CHECKED);
        drawable.jumpToCurrentState();
        drawable.setState(isCheck ? STATE_CHECKED : STATE_UNCHECKED);
    } else {
        drawable.setState(isCheck ? STATE_CHECKED : STATE_UNCHECKED);
        drawable.jumpToCurrentState();
    }
}