[BUG] or expected behaviour - rawKeyUp (or Down)

[Michael Kann]

Kay, "Enter" on XP is 65293, as on your MBP (by the way, what is MBP?)

------------------
Kay wrote:

But I get the feeling that the keycode for RETURN (Enter)
may be 65290 on Unix/Linux, it is 65293 on my MBP, and absolutely no clue
for Win.

--- On Sun, 1/31/10, Michael Kann <mikekann at yahoo.com> wrote:

> From: Michael Kann <mikekann at yahoo.com>
> Subject: Re: [BUG] or expected behaviour - rawKeyUp (or Down)
> To: "How to use Revolution" <use-revolution at lists.runrev.com>
> Date: Sunday, January 31, 2010, 9:11 AM
> Kay, 
> 
> Good find. On Windows XP behavior is as you describe it. All
> non ASCII keys get 65280 added to their number.
> 
> Thanks, 
> Mike 
> 
> --- On Sun, 1/31/10, Kay C Lan <lan.kc.macmail at gmail.com>
> wrote:
> 
> > From: Kay C Lan <lan.kc.macmail at gmail.com>
> > Subject: [BUG] or expected behaviour - rawKeyUp (or
> Down)
> > To: "How to use Revolution" <use-revolution at lists.runrev.com>
> > Date: Sunday, January 31, 2010, 7:03 AM
> > Whilst trying to track rawKeyUp
> > messages I was having great success as
> > everything was straight ASCII, until I started to deal
> with
> > DELETE, TAB, and
> > RETURN  keys.
> > 
> > Create a new stack and place this script into the
> Stack
> > Script:
> > (this is a 3 line script, watch line wraps)
> > 
> > on rawKeyUp tKeyCode
> >     put numToChar(tKeyCode) & " is
> > charToNum:" && tKeyCode & \
> >         cr & numToChar (tKeyCode)
> > & "is keyCode:" && tKeyCode & \
> >         cr & "TAB is charToNum:"
> > && charToNum(tab) & \
> >         cr & "CR is charToNum:"
> > && charToNum(cr.) into msg
> > end rawKeyUp
> > 
> > If you start tapping keys you will see that tKeyCode
> is
> > simply the ASCII
> > code equivalent. Great, this makes checking which key
> was
> > pressed very easy.
> > There is no effect if modifier keys are pressed, i.e.
> > option + 8 does not do
> > the • (bullet) but produces 8 and it's ASCII 56.
> This
> > lack of effect of
> > modifier keys is explained in the Rev Dictionary, so
> no
> > problem there.
> > 
> > But when we get to DELETE, TAB and RETURN keys,
> things
> > change, instead of
> > producing 8,9 and 10* we get 65288, 65289 and 65293*
> (on OS
> > X) - Basically
> > 65280 + the ASCII number*
> > 
> > This appears to be some kind of Unicode, except the
> Rev
> > Dictionary says
> > useUnicode is a Local property which is normally
> False, so
> > in this script,
> > as it was not set, it should be False.
> > 
> > So my first question is, does this appear to be
> correct
> > behaviour as I don't
> > understand why the tKeyCode for DELETE, TAB and
> RETURN*
> > does not just report
> > as 8, 9 and 10*?
> > 
> > *What constitutes RETURN in Rev is fully explained in
> the
> > dictionary.
> > Although Unix use LF = ASCII 10, and Mac uses CR =
> ASCII
> > 13, and Windows
> > uses CR+LF, 13 10; Rev in ALL cases uses LF = ASCII 10
> as
> > it's end of line
> > character.
> > 
> > So for rawKeyUp (and rawKeyDown) on Mac it appears to
> > produce a tKeyCode of
> > 65280 + 13 i.e. the ASCII for Mac CR, not Rev RETURN =
> LF
> > (ASCII 10).
> > 
> > That then raises the next question. I'm hoping that
> the raw
> > keycode for
> > DELETE and TAB on Unix/Linux, Mac and Win are all the
> same
> > - 65288. 65289.
> > But I get the feeling that the keycode for RETURN
> (Enter)
> > may be 65290 on
> > Unix/Linux, it is 65293 on my MBP, and absolutely no
> clue
> > for Win.
> > 
> > Lastly, is there any chance that these codes may
> change if
> > you are using an
> > Extended Keyboard or different keyboard layouts -
> i.e.
> > MacBooks have
> > different layouts to MacBook Pros, which have
> separate
> > Enter keys that have
> > a keyCode of 65421.
> > 
> > I'm on SnoLeo with a MBP.
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> 
> 
> 
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