Re: [PATCH resend 1/2] user32: Fix WM_NCPAINT for windows crossing screen boarders and add tests

[Alexandre Julliard]

Fabian Maurer  writes:
> @@ -662,7 +662,17 @@ static HRGN send_ncpaint( HWND hwnd, HWND *child, UINT *flags )
>              if (type == SIMPLEREGION)
>              {
>                  RECT window;
> -
>            LONG screenx = GetSystemMetrics(SM_CXSCREEN);
> -
>            LONG screeny = GetSystemMetrics(SM_CYSCREEN);
> -
>            GetWindowRect( hwnd, &window );
> -
> -
>            /* Clamp the window region to screen bounds */
> -
>            if(window.right > screenx) window.right = screenx;
> -
>            if(window.bottom > screeny) window.bottom = screeny;
> -
>            if(window.left < 0) window.left = 0;
> -
>            if(window.top < 0) window.top = 0;

This won't be correct for multi-monitor setups. That sort of thing
should probably be handled on the server side.