【实例简介】界面非常漂亮，效果棒棒的
用法
Step 1: Add a reference to HandyControl or search for HandyControl on the nuget;
Install-Package HandyControl
Step 2: Add code in App.xaml as follows:
Step 3: Add NameSpace: xmlns:hc="https://handyorg.github.io/handycontrol"
Step 4: Enjoy coding
