Re: 4GL forms with non-informix graphics - also 4gl DISPLAY statement using ASCII graphics

I'm not really sure - but I think the "right" way to do this is probably to
hack a special terminfo definition that uses the characters for double
lines instead of single ones ?

On 24 March 2015 at 16:01, Malcolm Perrior <[email protected]>
wrote:

>  Hi all
>
> The Informix 4GL project I’m converting has been around since SCO termcap
> days (around 1995). As I recall, the system designers wanted double-line
> borders rather than single-line, amongst various other things such as the
> color scheme and menus, so as to emulate the look and feel of Novell
> Netware…
>
> I’m converting this stuff to run on Ubuntu and users will be running it in
> TUI mode using PuTTY from their windows machines.
>
>
>
> Anyway; some of the forms were written using ‘vi’ with ASCII graphics
> characters for double-line borders (\311, \310, \273, \274, \315, \272)
> inserted, plus there’s quite a few bits of 4gl which builds drop-down menus
> using code along the lines of “LET lc_char[ln_loop] = ASCII 205” to build a
> string [n] characters long consisting of the “=” ASCII graphics character,
> followed by “DISPLAY lc_char AT x,y” to draw a graphics line.
>
> We use TERMCAP with a scoansi definition containing a “:gb=” string to
> describe this.
>
>
>
> I can’t get the code or forms to display the required graphics at all, I
> just get odd characters with umlauts or cedillas. I’ve tried setting PuTTY
> to use CP437, UTF-8, ISO-8859-1:1998 and several others and I’ve tried
> compiling our old termcap to a terminfo entry (it compiled fine and created
> a /usr/share/terminfo/s/scoansi entry for us), but nothing as yet seems to
> give us what we want.
>
>
>
> I have tried altering the forms to use the old-style Informix \g method,
> and that works just fine, giving single-line graphics boxes (but they still
> want the old look and feel if possible, otherwise I’d just alter the forms
> and code; although there are hundreds of places I’d have to do this).
>
>
>
> Any clues, O wise ones? I’ve had a look around the forums and tried some
> suggestions but can’t make it work…
>
>
>
> *Malcolm Perrior*
>
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>
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