Re: gEDA-dev: questions about lesstif menus

[Dan McMahill <dan@xxxxxxxxxxxx>]

DJ Delorie wrote:
> >       case 101:		/* named subnode */
> >
> > Where the SomethingElse is what is a named subnode?  I didn't see
> > any of that in pcb-menu.res since the only named subnodes I saw were
> > "top level" ones like MainMenu.
>
>
> 001	{val val}
> 010	val
> 101	name = {val val}
> 110	name = val
>
> I don't think we use 101 in practice, once we're inside the menu
> layout.

ok.

> > I see where "sensitive" is used and also "checked".  I wasn't able
> > to see that "radio" had been used in pcb-menu.res.
>
>
> I think that's dead code too.  I was going to use radio for radio
> groups, but the flags worked more reliably.

It seemed to me that it could get pretty confusing pretty fast to use 
radio groups here. You'd have to collect all of them and then sort them 
out into groups after you've read the entire menu resource file.

> > Around line 1352, I don't quite understand what note_widget_flag
> > does.  Also, I didn't see active= used in pcb-menu.res, what is that
> > supposed to do in this part of menu.c?
>
>
> It keeps track of which widgets need to have their "checked" status
> changed due to changes in the PCB status (like, loading a new board).

ok.  So I'll need something like this.

> active= is supposed to be used for menu options that get greyed out
> when they shouldn't be used, like trying to print an empty board.  I
> just don't happen to like greyed-out menu buttons, because there's no
> way to find out *why* they're greyed out.

ok.

> > Is line 1394 reached?
>
>
> Yeah, you can just put in a bare word and you get a useless button.
> It comes in handy when you're building a new menu layout from scratch.

ah.  I see.

> > What do you thing about using "tt=" for tooltips?  I'm not sure if
> > we actually use any tooltips right now, but it is pretty clear where
> > you'd stick this value if you found it in a menu resource file.
>
>
> Can we call it "tip" or "tooltip"?

sure.  how about "tip"?

-Dan


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