Thanks Dave. It was definitely very helpful. I'll try to do that as you
said.
Regards,
Jenni
----- Original Message -----
From: "Dave Johnson" <[EMAIL PROTECTED]>
To: "Palm Developer Forum" <[EMAIL PROTECTED]>
Sent: Thursday, September 02, 2004 12:03 PM
Subject: Re: problem with popuplist - please help
> You won't get the popSelect event until *after* the user has picked an
> item from a popped-up list.
>
> There's really no need to handle all this manually, in your case. You
> can make it all automatic by setting the list ID field of the pop
> trigger resource (and then make sure you are not handling the ctlSelect
> event for the trigger). The system will handle it (when you call
> FrmHandleEvent()), pop up the list, manage the UI, put away the list
> after the user selects something (or doesn't), and then send you a
> popSelect event telling you what the user chose.
>
> If you really need to modify the list manually (the contents change
> often, etc.), then you should handle the ctlSelect event for the pop
> trigger: that means the user tapped on the pop trigger, and then you
> can do whatever you need to (adjust the list, show it, move it, etc.).
>
> Hope this helps,
>
> Dave Johnson
>
> On Sep 2, 2004, at 7:18 AM, Jennifer Fell wrote:
>
> > Hi,
> >
> > I am having problem with displaying a popup list. (1) shows the
> > declaration
> > part. (2) & (3) show the codes for handling the event. However, I am
> > not
> > getting the popSelectEvent, I am only getting some penUp/Down and
> > ctlSelectEvent evens. Any idea where I am making the mistake?
> >
> > Thanks,
> > Jenni
> >
> > (1)
> >
> > POPUPTRIGGER "" ID MyTrigger AT (4 42 152 10)
> > LIST ID MyList AT (PREVLEFT PREVTOP AUTO AUTO)
> > VISIBLEITEMS 3
> > POPUPLIST MyTrigger MyList
> >
> > (2)
> >
> > switch (eventP->eType) {
> >
> > case popSelectEvent:
> >
> > if (eventP->data.popSelect.listID == MyList) {
> > DisplayPopUpList (eventP->data.popSelect.selection);
> > }
> > break;
> > }
> >
> > (3)
> >
> > static void DisplayPopUpList (UInt16 selection)
> > {
> > ControlType *trigP;
> > ListType *listP;
> > FormType *frmP;
> >
> > frmP = FrmGetFormPtr(MainForm);
> > trigP = (ControlType*)FrmGetObjectPtr (frmP, FrmGetObjectIndex
> > (frmP,
> > MyTrigger));
> > listP = (ListType*)FrmGetObjectPtr (frmP, FrmGetObjectIndex (frmP,
> > MyList));
> > LstSetSelection (listP, selection);
> > LstDrawList (listP);
> > CtlSetLabel (trigP, LstGetSelectionText(listP, selection));
> > FrmShowObject (frmP, FrmGetObjectIndex (frmP, MyList));
> > }
> >
> > --
> > For information on using the Palm Developer Forums, or to unsubscribe,
> > please see http://www.palmos.com/dev/support/forums/
> >
>
>
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