动态异型窗口,较为漂亮，堪比WPF制作效果-Dynamically shaped window, the more beautiful, comparable to the effect produced WPF

WPF版通讯录，3D效果 （注：开发过程中有用到第三方控件，所以需要根据里面的txt文档的提示去下载相应控件并安装）-WPF version of the book, 3D effect (Note: useful in the development process to third-party control, so they need the prompt inside the txt document to download and install the appropriate con