Re: Scroll Lock button press event (PC keyboard)
Re: Scroll Lock button press event (PC keyboard)
- Subject: Re: Scroll Lock button press event (PC keyboard)
- From: Nick <email@hidden>
- Date: Sat, 15 Dec 2012 17:49:31 +0200
figured this out.
PC's Scroll lock is F14 on mac keyboards, and the tap wasn't called,
because it was assigned as a hotkey for adjusting brightness.
2012/12/15 Nick <email@hidden>
> No, nothing lights up. In fact, the only LED on my PC keyboard that can
> light up in Mac OS from keypresses is the Caps Lock.
> I am wondering if I could use IOKit to get Scroll lock keypress event,
> though?.
>
>
> 2012/12/15 Kyle Sluder <email@hidden>
>
>> On Dec 14, 2012, at 5:55 PM, Nick <email@hidden> wrote:
>>
>> > Hello
>> > I need to intercept a scroll lock key event (that can be found on most
>> of
>> > PC keyboards).
>> > It seems that AppKit framework does not pass any NSEvent's to the
>> > application when this button is pressed.
>> > Neither works addGlobalMonitorForEventsMatchingMask (access for
>> assistive
>> > devices is enabled). I tried the mask
>> NSFlagsChangedMask|NSKeyPressedMask -
>> > the block gets invoked when any button is pressed, except the scroll
>> lock.
>> >
>> > Is it possible at all to get a notification in my app when scroll lock
>> is
>> > pressed? Using IOKit maybe?
>>
>> Open the Keyboard Viewer (you might need to turn on the Input Languages
>> menu extra in System Preferences). Does anything light up when you press
>> the Scroll Lock key?
>>
>> If yes, use that key's virtual key code. If not, you're sunk.
>>
>> --Kyle Sluder
>
>
>
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