ViewUtilsLollipop.java 文件源码

static void setStateListAnimatorFromAttrs(View view, AttributeSet attrs,
         int defStyleAttr,  int defStyleRes) {
  final Context context = view.getContext();
      final TypedArray a = context.obtainStyledAttributes(attrs, STATE_LIST_ANIM_ATTRS,
              defStyleAttr, defStyleRes);
  try {
    if (a.hasValue(0)) {
              StateListAnimator sla = AnimatorInflater.loadStateListAnimator(context,
                      a.getResourceId(0, 0));
      view.setStateListAnimator(sla);
    }
  } finally {
    a.recycle();
  }
}