Re: Better test for visible desktop, should be working on all platforms.

[Jakob Eriksson]

Dmitry Timoshkov wrote:
> "Dmitry Timoshkov"  wrote:
> > > It's not pretty, but I don't have an NT4 to test with, so I didn't want 
> > > to change
> > > anything. Later I can refactor it into exactly the failing part.
> >
> > Did you consider implementing the approach Robert Shearman has pointed out?
>
> Here is another way for testing for a visible desktop which just came
> to my mind (based on the EMF test failure analysis and the description
> from http://www.codeproject.com/gdi/cliprgnguide.asp):
>
> static int running_on_visible_desktop ()
> {
>    BOOL visible;
>    HWND desktop;
>    HDC hdc;
>    HRGN hrgn;
>    RECT rc;
>
> desktop = GetDesktopWindow();
>    hdc = GetDC(desktop);
>    hrgn = CreateRectRgn(0, 0, 0, 0);
>    GetRandomRgn(hdc, hrgn, SYSRGN);
>
> visible = GetRgnBox(hrgn, &rc) != NULLREGION;
>
> DeleteObject(hrgn);
>    ReleaseDC(desktop, hdc);
>
> return visible;
> }

Go for it, could you send a patch to wine-cvs?

regards,
Jakob