基于插件式的开发框架源码 概念 插件: 插件是可独立完成某个或一系列功能的模块.通常插件由宿主程序加载，不能独立运行。 -Development framework based on source code plug-in concept of plug-ins: a plug-in is available independently or a series of function modules. Usually plug-in loaded by the host