Re: Fullscreen on secondary displays

FROM : dan sinclair
DATE : Tue May 13 23:02:14 2008

I was playing a bit with Cocoa and full screen and I wrote a quick blog
entry about it: http://everburning.com/news/going-fullscreen-with-medium/

I'm not sure if it's the correct way, or the best way, but it does seem to
work for me (although I believe it will limit the OS version you can run
under).

dan

On Tue, May 13, 2008 at 1:40 PM, Dennis Munsie <<email_removed>> wrote:

> In this case, what I am trying to accomplish is something along the
> lines of how Keynote and Powerpoint behave.  I only want to take over
> one display, most likely connected up to a projector.  But, I also
> occasionally want to have it in a window.  I'm not expecting any
> controls to work -- this is strictly a view-only window.
>
> Also -- the code currently works just fine for the case of a single
> display machine or when the window is on the main display.  I just
> need to make it work when the window is on another display.
>
> thanks!
> dennis
>
> On Tue, May 13, 2008 at 4:23 PM, Ricky Sharp <<email_removed>> wrote:
> >
> >
> >  Ack.  Do not expect to use AppKit with a captured display.  I really
> wish
> > all those archived code examples out there would just vanish; just leads
> to
> > more folks doing this.
> >
> >  Anyhow, if you really must capture the display using the CG APIs,
> please
> > note that there's different mechanisms for getting data onto the screen.
> > Search cocoa-dev and quartz-dev for the details on why you cannot use
> AppKit
> > with captured displays.
> >
> >  If you must use AppKit, you can always use a call to SetSystemUIMode
> (to
> > hide menu bar and dock).  Then, enumerate all screens and put up
> "blanking"
> > windows on each one.  Then, put up your "content" window over a
> particular
> > blanking one.  See the child window APIs for how you can ensure that the
> > content window is never brought forward over the blanking one.
> >
> >  This latter approach is what I've done for the past few years and has
> > worked great.
> >
> >  ___________________________________________________________
> >  Ricky A. Sharp        mailto:<email_removed>
> >  Instant Interactive(tm)  http://www.instantinteractive.com
> >
> >
>
>
>
> --
> dennis
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