Winform开源控件:TabControl选项卡控件本人在codeproject上面整理出来的选项卡控件,个人感觉这几个都还不错.TabbedMDIChildFormshttp://www.codeproject.com/Articles/17640/Tabbed-MDI-Child-FormsTabStrips:ATabControlintheVisualStudio2005wayhttp://www.codeproject.com/Articles/13902/TabStrips-A-TabControl-in-the-Visual-Studio-wMultiDocumentInterface(