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Article #116

Re: PopUpList Question

#116
From: Gregory H. Anderson
Date: Mon, 02 Nov 1992 19:40
31 lines
1634 bytes
In article <1992Oct27.153629.16802@pencom.com> msanford@finn (Mike  
Sanford) writes:
> 
> This is the deal.  I want to remove the items from a popuplist and put  
in  
> new items. The following method does not work correctly.
> 
> - deleteAllItems:aPopUpList
> {
> 	while ([aPopUpList count])
> 		[aPopUpList removeItemAt:0];
> 	return self;
> }
> 
> Execution does leave the method making me think that aPopUpList is 
> empty, however, the item that is selected when this methods is invoked 
> is not removed.
> 

No, the item that was selected *is* removed by your method, but it gets  
put right back when you click the cover button. The docs say that if the  
title of the sender (cover button) does not exist on the PopUpList, an  
item is created automatically. I think that's what is happening here.  
You'd have to change the cover button title to one of your desired values,  
or blank it, to get the behavior you want.

--
Gregory H. Anderson          | "We're very tolerant around here,
Benevolent Dictator-for-Life |  being only amateurs ourselves."
Anderson Financial Systems   | - Tortoise (Godel, Escher, Bach)
greg@afs.com  (Nextmail OK)  | 
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References: <1992Oct27.153629.16802@pencom.com>

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From: greg@afs.com (Gregory H. Anderson)
Newsgroups: comp.sys.next.programmer
Subject: Re: PopUpList Question
Message-ID: <1992Nov2.194054.1373@afs.com>
Date: 2 Nov 92 19:40:54 GMT
References: <1992Oct27.153629.16802@pencom.com>
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