用JAVA语言编写的，基于安卓系统上的开发代码，实现功能为：点击按钮，自动播放一个动画-Using JAVA language, based on the development of Android code to achieve functions: Click the button to automatically play a movie

用JAVA语言编写的，基于安卓系统的开发代码，在安卓模拟器上运行之后的结果为一个按钮列表对话框,需搭建好安卓开发平台-Using JAVA language, Android-based development code, running on the Android emulator after the results of a button list dialog box, you need to build a good Android development platform

android的多选按钮，实现选中内容的显示。并显示在相对应的界面上,可实现多个内容的显示。-android multi-select button, select the contents of the display to achieve. And displayed in the corresponding interface.

遵循android 5.0 设计规范的float button 向下兼容2.x，值得学习-According to the Android 5 specification float button backward compatible with 2.x, it is worth learning