C#改写的进度条控件，非常灵活，含全部源码及示例-C# rewrite the progress of the controls, very flexible, with full source code and examples

一个xaml写的简单易懂的slider控件模版例子，基于wpf技术，自绘控件，重写控件模版的经典例子。-A xaml write straightforward the slider control template example, based on wpf technology-drawn controls to rewrite the classic example of the control template.