Re: Signal disconnecting

["Fred. Oger" <oger sia ucl ac be>]

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Great.

Thanks,

Fred.


On Sat, 16 Aug 2003, Ross McFarland wrote:

> On Sat, 2003-08-16 at 16:55, Fred. Oger wrote:
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> >
> > As you said it's obvious, hopelessly I can't go that way as I have to
> > change the callback on the button only when what I'm doing in the original
> > callback succeeds.
> >
> > What I want to do is :
> >
> > In my function NewCustomer, I have a  button which alls the
> > \&SaveCustomer function. If this function successfully save the
> > data, I rename the button to 'Create a new customer' and connect it to the
> > NewCustomer function.
> >
> > It works, but my only problem is that the first connected signal is still
> > emited, so it tries to save the customer's data again and then calls the
> > NewCustomer function.
>
> if i under stand what you're looking to do:
>
> # saved means that customer is saved and the button is creating new
> # if not saved then the button saves the customer
> my $saved = 0;
> $button->signal_connect( clicked => sub {
>       if( $saved )
>       {
>               create_new_customer(...);
>               $button->set_label('Save customer');
>               $saved = 0;
>       }
>       else
>       {
>               if( $saved = save_customer(...) )
>               {
>                       $button->set_label('Create new customer');
>               }
>       }
> });
>
> if not sorry.
>
> -rm
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