使用xml文件定义界面元素的GUI框架，支持tree view，edit，button，richedit等通用控件-Xml files to use GUI framework for the definition of interface elements to support the tree view, edit, button, richedit and other common control

xml编辑器,用来编辑xml文件，实时添加节点，实时预览，这个是作者简单开发的，功能比较简单，适合初学者-XML editor to edit the XML file, add nodes in real time, real-time preview, this is the author of the development of simple, function is simple, suitable for beginners