[PATCH 3/9] winex11: Use NtUserGetVirtualScreenRect for is_window_rect_full_screen implementation.

[Zhiyi Zhang]

On 4/19/22 21:30, Jacek Caban wrote:
> Signed-off-by: Jacek Caban <jacek at codeweavers.com>
> ---
>  dlls/winex11.drv/window.c | 27 +++------------------------
>  1 file changed, 3 insertions(+), 24 deletions(-)
>
>
> 0003-winex11-Use-NtUserGetVirtualScreenRect-for-is_window_r.txt
>
> diff --git a/dlls/winex11.drv/window.c b/dlls/winex11.drv/window.c
> index 4c4e47884ff..4a08921d5c8 100644
> --- a/dlls/winex11.drv/window.c
> +++ b/dlls/winex11.drv/window.c
> @@ -284,32 +284,11 @@ static inline BOOL is_window_resizable( struct x11drv_win_data *data, DWORD styl
>      return is_window_rect_full_screen( &data->whole_rect );
>  }
>  
> -struct monitor_info
> -{
> -    const RECT *rect;
> -    BOOL full_screen;
> -};
> -
> -static BOOL CALLBACK enum_monitor_proc( HMONITOR monitor, HDC hdc, RECT *monitor_rect, LPARAM lparam )
> -{
> -    struct monitor_info *info = (struct monitor_info *)lparam;
> -
> -    if (info->rect->left <= monitor_rect->left && info->rect->right >= monitor_rect->right &&
> -        info->rect->top <= monitor_rect->top && info->rect->bottom >= monitor_rect->bottom)
> -    {
> -        info->full_screen = TRUE;
> -        return FALSE;
> -    }
> -
> -    return TRUE;
> -}
> -
>  BOOL is_window_rect_full_screen( const RECT *rect )
>  {
> -    struct monitor_info info = {rect, FALSE};
> -
> -    EnumDisplayMonitors( NULL, NULL, enum_monitor_proc, (LPARAM)&info );
> -    return info.full_screen;
> +    RECT work_rect = NtUserGetVirtualScreenRect();
> +    return rect->left <= work_rect.left && rect->right >= work_rect.right &&
> +        rect->top <= work_rect.top && rect->bottom >= work_rect.bottom;
>  }
Hi Jacek,

I don't think this is correct for multi-monitor cases. is_window_rect_full_screen() should return TRUE if it covers
any one of the monitors. With this change, it only returns TRUE if it covers all of the monitors.

Thanks,
Zhiyi
>  
>  /***********************************************************************
>