Re: Sleep Display

FROM : Andrew James
DATE : Sun Nov 04 07:45:42 2007

Hi,
How far back is this compatible? is it only 10.5?

On 11/4/07, Andrew Farmer <<email_removed>> wrote:
>
> On 30 Oct 07, at 15:33, Andrew James wrote:
> > I noticed steve added the nice feature to sleep the display via a hot
> > corner, but is there a way for us devs to hook into it? I am
> > currently using
> > a pmset hack which i would prefer to use a cleaner method
>
> Undocumented, use at your own risk, etc. It ends up involving more
> IOKit than Cocoa, as it turns out.
>
> #include <CoreFoundation/CoreFoundation.h>
> #include <IOKit/IOKitLib.h>
>
> int dimDisplayNow(void) {
>      io_registry_entry_t r =
> IORegistryEntryFromPath(kIOMasterPortDefault, "IOService:/IOResources/
> IODisplayWrangler");
>      if(!r) return 1;
>      int err = IORegistryEntrySetCFProperty(r, CFSTR("IORequestIdle"),
> kCFBooleanTrue);
>      IOObjectRelease(r);
>      return err;
> }
>
>