LibUIDK是一套专业的MFC扩展界面开发包，使用它，可轻易把美工制作的精美界面用VC实现。与市面上常见的调用一两个函数即实现换肤的傻瓜式软件不同，LibUIDK的使用要复杂一些，但换来的是更强的功能和更快的开发速度。正确熟练的使用它可以使您制作出超cool界面。LibUIDK使用了类似VC对话框的机制，控件可以由皮肤编辑器的控件栏中直接拖入窗口中，以大大加快应用程序的开发速度。但LibUIDK扩展了这种功能，可以为窗口指定多态位图，以做出与背景位图相同外观的界面。

What is LibUIDK?
Overview
LibUIDK is a professional skin component for Windows application. This package is based on the Microsoft MFC. You can create professional skin user interfaces without coding efforts. Because all the windows are generated by dragging the controls from toolbar under the skin editor, you can quickly innovate the products and strengthen affinity of graphical customer interface. LibUIDK can also fashion your software by using skin-changing function to improve the competence of our products.

System requirements

Microsoft Windows 2000, XP, Win2003 or above.
Microsoft Visual C++ 6.0, Microsoft Visual C++ 2003, Microsoft Visual C++ 2005。
Key features

easy and quick to create a MFC window,  You can quick to create a window using skin editor like to create a dialog with VC6.0。
support change the skin. You can create more skins for an application with more style.

看来这些专用的库想找盗版还是有相当的难度的。就暂时先用免费版的吧，虽然功能少了点，也好过花几万块钱去买源码版的。