StickLayout.java 文件源码

@Override
public void scrollTo(@Px int x, @Px int y) {
    int offset = Math.min(maxScrollY, Math.max(0, y));
    boolean layout = false;
    if (getScrollY() != offset) {
        layout = true;
    }
    super.scrollTo(0, offset);
    if (layout) {
        requestLayout();
    }
    if (mOnScrollListener != null) {
        mOnScrollListener.onScrollTo(offset);
    }
}