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- Path: sparky!uunet!wupost!waikato.ac.nz!ldo
- From: ldo@waikato.ac.nz (Lawrence D'Oliveiro, Waikato University)
- Newsgroups: comp.sys.mac.programmer
- Subject: Re: Determining modifier key status without an event record
- Message-ID: <1992Nov20.112803.12349@waikato.ac.nz>
- Date: 20 Nov 92 11:28:03 +1300
- References: <Bxy4IM.25J@news.udel.edu> <1992Nov19.160324.14279@bmers95.bnr.ca>
- Organization: University of Waikato, Hamilton, New Zealand
- Lines: 16
-
- In article <1992Nov19.160324.14279@bmers95.bnr.ca>, ross@bnr.ca (Ross Brown) writes:
- >
- > The _GetKeys trap works for me in such cases. It's well documented. I have
- > noticed that it (or the keyboard, maybe) wimps out when more than about 4 keys
- > are pressed at once - it doesn't sense them all. But for modifier keys, it
- > should work fine.
-
- Various bits of Mac hardware documentation say that the keyboard logic cannot
- detect more than 2 non-modifier keys down at once. This seems to be true of
- all the different Mac keyboards.
-
- Lawrence D'Oliveiro fone: +64-7-856-2889
- Computer Services Dept fax: +64-7-838-4066
- University of Waikato electric mail: ldo@waikato.ac.nz
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