AutoCAD.Net/C#.Net QQ群:193522571 AutoCAD2010中没有RibbonFoldPanel,需要用RibbonRowPanel替代
#endif
#if V2007
#elif V2010
using RibbonFoldPanel = Autodesk.Windows.RibbonRowPanel;
#else
using RibbonFoldPanel = Autodesk.Windows.RibbonPanel;
#endif
#endif
#if V2007
#elif V2010
using RibbonFoldPanel = Autodesk.Windows.RibbonRowPanel;
#else
using RibbonFoldPanel = Autodesk.Windows.RibbonPanel;
#endif