IntPtr SendMessage(IntPtr hWnd, W32_LVM msg, int wParam, ref LVGROUP lParam);
IntPtr SendMessage(IntPtr hWnd, W32_LVM msg, int wParam, ref LVBKIMAGE lParam);
IntPtr SendMessage(IntPtr hWnd, W32_LVM wMsg, IntPtr wParam, IntPtr lParam);
IntPtr SendMessage(IntPtr hWnd, W32_LVM wMsg, IntPtr wParam, ref LVHITTESTINFO lParam);
IntPtr SendMessage(IntPtr hWnd, W32_LVM wMsg, IntPtr wParam, ref LVITEM lParam);
internal static extern int SendMessage( IntPtr hWnd, W32_LVM msg, int wParam, ref RECT hditem );
internal static extern int SendMessage( IntPtr hWnd, W32_LVM msg, int wParam, int lParam );