[racket-dev] Windows horizontal mouse wheel

Is that specific to the latest in git, or does the crash happen with
older versions, too?

At Sun, 3 Apr 2011 15:14:34 -0500, Robby Findler wrote:
> Here's what I get (using a windows vm with a mac os x magic mouse (I
> think it is called that; it has a little ball on it)).
> 
> Robby
> 
> C:\Users\Administrator\git\exp\plt>Racket.exe -l tests/gracket/showkey
> 0 MOUSE enter (27,12)
>   mods:
>   buttons: entering
> 0 MOUSE motion (27,12)
>   mods:
>   buttons: moving
> GetScrollInfo: failed
> 
>  === context ===
> C:\Users\Administrator\git\exp\plt\collects\mred\private\wx\win32\canvas.rkt:46
> 4:5:
> on-scroll-change method in ...\wx\wi
> n32\canvas.rkt:78:3
> C:\Users\Administrator\git\exp\plt\collects\mred\private\wx\win32\canvas.rkt:17
> 6:5:
> wndproc method in ...\wx\win32\canva
> s.rkt:78:3
> C:\Users\Administrator\git\exp\plt\collects\ffi\unsafe\try-atomic.rkt:50:6
> C:\Users\Administrator\git\exp\plt\collects\ffi\unsafe\try-atomic.rkt:35:0:
> call-as-nonatomic-retry-point
> C:\Users\Administrator\git\exp\plt\collects\mred\private\wx\win32\queue.rkt:71:
> 6:
> loop
> C:\Users\Administrator\git\exp\plt\collects\mred\private\wx\win32\queue.rkt:96:
> 22
> C:\Users\Administrator\git\exp\plt\collects\mred\private\wx\common\queue.rkt:43
> 0:6
> C:\Users\Administrator\git\exp\plt\collects\mred\private\wx\common\queue.rkt:47
> 0:32
> C:\Users\Administrator\git\exp\plt\collects\mred\private\wx\common\queue.rkt:60
> 7:3
> 
> about to suspend in atomic mode
> GetScrollInfo: failed
> 
>  === context ===
> C:\Users\Administrator\git\exp\plt\collects\mred\private\wx\win32\canvas.rkt:46
> 4:5:
> on-scroll-change method in ...\wx\wi
> n32\canvas.rkt:78:3
> C:\Users\Administrator\git\exp\plt\collects\mred\private\wx\win32\canvas.rkt:17
> 6:5:
> wndproc method in ...\wx\win32\canva
> s.rkt:78:3
> C:\Users\Administrator\git\exp\plt\collects\mred\private\wx\common\queue.rkt:60
> 7:3
> 
> 
> C:\Users\Administrator\git\exp\plt>
> 
> On Sun, Apr 3, 2011 at 11:39 AM, Matthew Flatt <mflatt at cs.utah.edu> wrote:
> > The `racket/gui' library now supports horizontal mouse-wheel events,
> > but I don't have a Windows machine with a mouse that support horizontal
> > wheel events. As likely as not, I've implemented it backwards for Win32
> > (i.e., it's tricky atbest to match positive/negative with left/right
> > based on the docs).
> >
> > Can someone who does have such a Windows mouse run
> >
> >  racket -l tests/gracket/showkey
> >
> > with the latest and tell me whether horizontal wheel events are correct
> > or backwards?
> >
> > Thanks,
> > Matthew
> >
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