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From: merritt@iris613.gsfc.nasa.gov (John H Merritt)
Newsgroups: comp.sys.sgi
Subject: Re: qdevice and stuff.........
Message-ID: <1477@dftsrv.gsfc.nasa.gov>
Date: 29 Mar 90 01:58:45 GMT
References: <1990Mar28.192724.26499@cunixf.cc.columbia.edu>
Sender: news@dftsrv.gsfc.nasa.gov
Reply-To: merritt@iris613.UUCP (John H Merritt)
Organization: Goddard Space Flight Center Climate and Radiation Branch
Lines: 27

In article <1990Mar28.192724.26499@cunixf.cc.columbia.edu> kaul@cunixa.cc.columbia.edu (Anil Kaul) writes:


>It appears that one entry is for key being depressed and the other       
>for the key while being released.

Precisely why one codes

		event = qread(&val)
		...
		if (val)   (button went down)
		if (!val)  (button went up)

>I would actually like to get only one entry everytime the key is depressed.

and one entry when it is released.

>Is there something I can do to avoid getting two enteries from each key?
                                              ^^^
0, 1, or more than 2 entries?  :-)

I've seen no routine which only queues the keyboard keys in only direction.
I simply choose to ignore the event.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
John H. Merritt                   #  Yesterday I knew nothing,
Applied Research Corporation      #  Today I know that.
merritt@iris613.gsfc.nasa.gov     #