Re: two or more objects into a signal handler

[Gonzalo Aguilar <gad reymad com>]

> > How can I pass two objects to a signal?
> >
> >
> > I'm trying to make a button unclickable if a entry text box is empty, so
> > I use the change event on the entry box to
> > check if the entry box is empty and if so, then I make the button
> > unclickable...
> >
> > But then I need the entry box and the button in the signal handler, but
> > I only can pass one argument...
> > The entry box to check if it's empty, and the button to make it
> > unclickable...
> >
> > How can I make this operation?
> >
> > Should I use a structure to pass the pointers to the objects?
> >
> > Thanks for your help...
> > Please answer to my e-mail too.
>
> The entry_changed signal handler has two arguments:
>
> on_entry_changed (GtkEditable     *entry,
>                   gpointer         user_data);
>
> First is the GtkEntry that has changed, second is the user data
> given by the signal_connect().
> So you dont need to pass two arguments in this case.

Yes, but I WANT to pass two OBJECTS to my handler...

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Gonzalo Aguilar. Madrid, España (Spain) |
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