[Qt-interest] how can I call a SLOT function and abitrary value parameter.

[Donal O'Connor]

Have you the Q_OBJECT marco defined in the private section of your class
definition?



On Mon, Apr 20, 2009 at 10:30 AM, Giancarlo Amati <
ilferraresebono at hotmail.it> wrote:

>  Hello everybody,
>
> I made my GUI in which I have a main menu. One of the voices has 2 possible
> suboptions to be chosen:
>
> VolumeRendering ---> MIP
>                          |__>COMPOSITE VR
>
>
> so I created the correspondent Actions and then I have my CMainWindows
> class derived from a QMainWindow where I added one slot:
>
> OpenVR(int opt) where I would OPT be 1 if MIP is chosen, or 2 if
> COMPOSITE_VR is Chosen.
>
> now I to create the signal connection I wrote:
>
> QObject::Connect(Ui.ActionMIP,SIGNAL(triggered()), myWin, SLOT(OpenVR(1)));
>
> QObject::connect(Ui.ActionCOMPOSITE,SIGNAL(triggerer()),myWin,SLOT(OpenVR(2)));
>
> where OpenVR(int opt) is a slot fuction created in CMainWindows class.
>
> Compilation is OK, but unfortunately the Connect returns error message like
> "OpenVR (2)" doesn't exists. So my question is how can I call a SLOT
> function and passing MY arbitrary value depending on the voice in my menu?
>
> Kind Regards.
>
>
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