Re: Display file puzzlement

[John McKee <jmmckee@xxxxxxxxxxxxxx>]

Both PUTOVR and DSPATR are conditioned by the same indicator used to condition
the ERRMSG keyword.

Error indicator is initially set OFF.

I thought DSPATR went on the second line, but tried first one anyway.  Made no
difference.

John McKee


Quoting Simon Coulter <shc@xxxxxxxxxxxxxxxxx>:

> On 18/04/2008, at 8:27 AM, John McKee wrote:
> > I inherited a program/display file that needs modification.  There
> > is a weird
> > bug in the display file that I do not understand.
> >
> > At the record level, there is the conditioned keyword PUTOVR.
> >
> > At the field level, there is a conditioned DSPATR (HI RI PC).
> >
> > The same indicator used for PUTOVR and DSPATR is also used to
> > condition an
> > ERRMSG.
> >
> > The error message is displayed, but the field that it perains to is
> > unchanged.
>
> I presume by "unchanged" you mean the attribute associated with the
> field is not in effect? That is the field is not HIghlighted and
> ReverseImaged and the cursor is not placed in that field.
>
> > Is there another keyword that needs to be included to cause the
> > effected field
> > to be displayed with the appropriateattribute changes?
>
> Yes. PUTOVR works in conjunction with OVRATR and OVRDTA. You answer
> is in the Information Centre:
>
> "The following conditions cause the Put-Override keywords to be
> ignored and no error to occur:
> PUTOVR is not in effect at the time of the output operation.
> Neither the OVRDTA nor OVRATR keyword is in effect at the time of the
> output operation.
> The record format is not already on the display."
>
> > Also, if I need the DSPATR to be conditioned by two indicators
> > connected by OR,
> > on which of the two lines is the DSPATR keyword used on?
>
> The last line.
>
> Regards,
> Simon Coulter.
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