private void WmGetMinMaxInfo(IntPtr hwnd, IntPtr lParam)
{
var mmi = (InteropValues.MINMAXINFO)Marshal.PtrToStructure(lParam, typeof(InteropValues.MINMAXINFO));
var monitor = InteropMethods.MonitorFromWindow(hwnd, InteropValues.MONITOR_DEFAULTTONEAREST);
if (monitor != IntPtr.Zero && mmi != null)
{
InteropValues.APPBARDATA appBarData = default;
var autoHide = InteropMethods.SHAppBarMessage(4, ref appBarData) != 0;
if (autoHide)
{
var monitorInfo = default(InteropValues.MONITORINFO);
monitorInfo.cbSize = (uint)Marshal.SizeOf(typeof(InteropValues.MONITORINFO));
InteropMethods.GetMonitorInfo(monitor, ref monitorInfo);
var rcWorkArea = monitorInfo.rcWork;
var rcMonitorArea = monitorInfo.rcMonitor;
mmi.ptMaxPosition.X = Math.Abs(rcWorkArea.Left - rcMonitorArea.Left);
mmi.ptMaxPosition.Y = Math.Abs(rcWorkArea.Top - rcMonitorArea.Top);
mmi.ptMaxSize.X = Math.Abs(rcWorkArea.Right - rcWorkArea.Left);
mmi.ptMaxSize.Y = Math.Abs(rcWorkArea.Bottom - rcWorkArea.Top - 1);
}
}
Marshal.StructureToPtr(mmi, lParam, true);
}
internal static extern uint SHAppBarMessage(int dwMessage, ref InteropValues.APPBARDATA pData);