Re: Retrieve the keys pressed on a Display file

Doug,

IIRC, Clear does not return an AID byte, but Print and Help do.

-mark

At 6/27/07 04:57 PM, you wrote:
>Alan,
>
>Display File outlined in the above article for quite some time. A
question
> > has been asked of me to see if its possible to capture the use of
"OTHER"
> > keys
>
>
>In a word, no. That's because the 5250 paradigm is designed for block
>communications, and most keystrokes are handled locally the the
workstation
>controller (or equivalent). The exceptions are the so-called Attention
>IDentification keys, or AID, which the WS controller signals back to the
OS
>to get its Attention, and IDentify which key caused it.
>
>The AID generating keys are Enter, Fx, Roll/Page up/down, Home (when
cursor
>in home position), record backspace (not character backspace), and if I
>mismember right, Clear.
>
>Normal alphabetic keys and Ctrl/Alt combos do to not generate an AID
>response to the system. Because of OfficeVision, the 5250 data stream
and
>WS controllers were enhanced with a so-called word processing mode, and
the
>rules change. But that isn't used with a DSPF or UIM panel etc, so isn't
>part of the equation here.
>
>Doug

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