摘要：
using System.Runtime.InteropServices;[DllImportAttribute ("gdi32.dll")] public static extern IntPtr CreateRoundRectRgn(int nLeftRect,int nTopRect,int nRightRect,int nBottomRect,int nWidthEllipse,int nHeightEllipse); [DllImportAttribute ("user32.dll")] public static extern int Set 阅读全文