private static void WmGetMinMaxInfo(IntPtr hwnd, IntPtr lParam)
{
SafeNativeMethods.MINMAXINFO mmi = (SafeNativeMethods.MINMAXINFO)Marshal.PtrToStructure(lParam, typeof(SafeNativeMethods.MINMAXINFO));
// Adjust the maximized size and position to fit the work area of the correct monitor
int MONITOR_DEFAULTTONEAREST = 0x00000002;
IntPtr monitor = SafeNativeMethods.MonitorFromWindow(hwnd, MONITOR_DEFAULTTONEAREST);
if (monitor != IntPtr.Zero)
{
SafeNativeMethods.MONITORINFO monitorInfo = new SafeNativeMethods.MONITORINFO();
SafeNativeMethods.GetMonitorInfo(monitor, monitorInfo);
SafeNativeMethods.RECT rcWorkArea = monitorInfo.rcWork;
SafeNativeMethods.RECT 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);
}
Marshal.StructureToPtr(mmi, lParam, true);
}