public static void EnableAero(IntPtr hwnd) { MARGINS mg = new MARGINS(); mg.m_Buttom = -1; mg.m_Left = -1; mg.m_Right = -1; mg.m_Top = -1; WinAPI.DwmExtendFrameIntoClientArea(hwnd, ref mg); Control.FromHandle(hwnd).BackColor = GetAeroBackgroundColor(); ((Form)Control.FromHandle(hwnd)).TransparencyKey = GetAeroBackgroundColor(); }