一个炫酷的加载Loading效果，效果包括：加载中、无网络、空数据、加载失败等，这些统统一个View就搞定啦~
测试apk 下载地址：XHLoadingView.apk
Blog地址：http://blog.csdn.net/u011974987/article/details/51455333
Copyright 2016 Xuhao
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