| Re: YSIZE of widget_list [message #38105] |
Wed, 18 February 2004 06:15 |
Nuno Oliveira
Messages: 75
Registered: October 2003
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Member |
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Well, for what I've just seen, maybe I'm looking for widget_list. I saw it
while I was digging xroi, but I think the questions about scrolling and
ysize are the same.
"Nuno Oliveira" <nmoliveira@fc.ul.pt> wrote in message
news:c0vork$1sfp$1@pegasus.fccn.pt...
> Thanks again, David.
>
>
>
> My problem was that I was looking (in the quick reference) only in
> widget_control keywords for widget_text. I forgot to see widget_control
> keywords for ALL widgets. :(
>
>
>
> I saw your suggestion to avoid setting screen size, but the case is that I
> want to build a saving tool. And the question here is how to navigate in
the
> directories. So the number of strings (the files) will be different from
> directory to directory and the size of the main window is constant. I'm
> assuming that for what I want scrolling the widget_text is inevitable. Is
> that it?
>
>
>
> This reminds me of another question. Since I have a widget_base realized
is
> there a way do remove or add components (like buttons)? I think I tried
once
> to make an event where a button is added and then "realize" the
widget_base
> again but I guess it didn't work.
>
>
>
> Cheers,
>
>
>
> Nuno.
>
>
>
> "David Fanning" <david@dfanning.com> wrote in message
> news:MPG.1a9bd1d9b5896ee5989691@news.frii.com...
>> Don't you want the Y size to be equal to the number
>> of elements in your string array?
>>
>> Widget_Control, textID, YSize=N_Elements(myStrings)
>>
>> You will want to almost *always* avoid setting screen
>> sizes. Nothing but woe ever comes from it. :-(
>>
>> Cheers,
>>
>> David
>> --
>> David Fanning, Ph.D.
>> Fanning Software Consulting
>> Coyote's Guide to IDL Programming: http://www.dfanning.com/
>
>
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