MeasureSpec.makeMeasureSpec
https://blog.csdn.net/btt2013/article/details/53447649
View.VISIBLE、INVISIBLE、GONE的区别
https://blog.csdn.net/qq_41105058/article/details/82257261
notifyDataSetChanged
https://blog.csdn.net/thomassamul/article/details/81150774
listView setAdapte 作用
https://blog.csdn.net/u010973529/article/details/40187221
Message.obtain()
https://blog.csdn.net/chenbaige/article/details/79473475
Message.what 意思
https://www.oschina.net/question/853754_83222?sort=time
mHandler.sendMessage(msg)
https://blog.csdn.net/u013168615/article/details/47024073
https://blog.csdn.net/ahuier/article/details/17013647