主要介绍了Android实现文件上传和下载倒计时功能的圆形进度条,需要的朋友可以参考下

screenshot 截图展示 import step1. Add it in your root build.gradle at the end of repositories: allprojects { repositories { ... maven { url 'https://jitpack.io' } } } step2. Add the dependency dependencies { compile 'co