[Qt-interest] how to connect ?

[Ian Thomson]

Hi,

It sounds like you should use the QSignalMapper object to make this is a 
little easier and safer.

http://doc.trolltech.com/4.4/qsignalmapper.html

Cheers,
Ian.

chandrasekar wagmare wrote:
> thanks for reply to both Ankit Agarwal and jesus fernandes
>         yes i try to use a same private slot function for all items 
> emitting the SIGNAL activated()
>      currently i use sender() function in if statement .. it works fine!
>       but i just like the way the code moves as i can pass argument with 
> the SLOT
> 
> On Wed, Feb 25, 2009 at 5:30 PM, Ankit Agarwal <ankit17.ag 
> <http://ankit17.ag>@gmail.com <http://gmail.com>> wrote:
> 
>     Hi,
>     As far as my knowledge stands, that requirement that you have is not
>     possible.
>     The slot can have lesser arguements than the signal but reverse is
>     not possible.
>     As I can understand from your requirement, you need to call a slot
>     that already exsits but you do not want to pass an arguement to it.
>     For that, you can assign a default value to the arguement in the
>     function pageIndex() and then connect the activated() signal to the
>     pageIndex() slog with having to pass any arguement.
> 
>     Hope this helps.
> 
>     On Wed, Feb 25, 2009 at 5:24 PM, chandrasekar wagmare
>     <sekarwagmare at gmail.com <mailto:sekarwagmare at gmail.com>> wrote:
> 
>         hi friends,
>         is it possible to connect like this
>                  connect(item1, SIGNAL(activated()), this,
>         SLOT(pageIndex(int)));
> 
>                     i.e. activated() is a private signal having no
>         arguments and slot is having an argument (int) .. is it possible
>         to connect like this ..  ?
> 
>          
> 
>         -- 
>         CHANDRU
> 
>         _______________________________________________
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> 
> 
> 
> 
>     -- 
>     Regards,
>     Ankit Agarwal
>     SW Engineer
>     Vegayan Systems
>     email : ankit_agarwal at vegayan.com <mailto:ankit_agarwal at vegayan.com>
>     Blog : http://ankit17.wordpress.com
> 
> 
> 
> 
> -- 
> CHANDRU
> 
> 
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