Hi Christian,
this question is not clear for me. Check HTML listbox
("Modified within the last:") in
http://carrot.cern.ch/CarrotExamples/FormTest.C
it has an empty entry for deselecting items. Is this effect what
you talking about?
Thanks. Regards. Valeriy
> Dear Rooters
>
> I would like to enable a button only, when I select an item in
> TGListBox, but disable the button when deselecting all items
> by clicking in the white space.
> Sorrowly, the signal TGListBox::Selected() is only emitted,
> when an item is selected. Is there a way to deselect the button?
>
> I am not sure but maybe adding the following in TGListBox::
> ProcessMessage() could help:
> if(entry)
> ......
> Selected((Int_t) parm1);
> else
> Selected((Int_t) -1);
>
> Thank you in advance
> Best regards
> Christian
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> C.h.i.s.t.i.a.n S.t.r.a.t.o.w.a
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>
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