winform技巧—去掉Flash右键菜单
#region 去掉Flash右键菜单，API函数的声明 private const int GWL_WNDPROC = -4; public delegate IntPtr FlaWndProc(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam); private IntPtr OldWndProc = IntPtr.Zero; private FlaWndProc Wpr = null; [DllImport("user32.dll", CharSet = CharSet.Auto)] public static extern IntPtr SetWindowLong(IntPtr hWnd, int nIndex, FlaWndProc wndProc); [DllImport("user32.dll", CharSet = CharSet.Auto)] public static extern IntPtr CallWindowProc(IntPtr wndProc, IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam); private IntPtr FlashWndProc(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam) { if (msg == 516) //516就是对应鼠标的右键，当然你也可以用0X0204右键鼠标的16进制编码 return (IntPtr)0; //什么都不做 return CallWindowProc(OldWndProc, hWnd, msg, wParam, lParam); } #endregion