利用百叶窗式面板组可增大窗口的可利用面积，而且把常用工具放在窗口中比放在菜单中使用更方便，现在一些大型软件如Photoshop、Dreamweaver等都采用了这种方式。通过对VC控件的隐藏和展开来达到像百叶窗一样收放自如的效果。-The use of blinds panel group can increase the available area of the window, and put the commonly used tools in the window than in the menu to use more convenient, and now some large software such as Photoshop, Dreamweaver and so have adopted this approach. Through the VC control to hide and expand to achieve the same as the blinds like the effect of retractable.