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Re: SIGTRAP problem
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Re: SIGTRAP problem


  • Subject: Re: SIGTRAP problem
  • From: Yann Bizeul <email@hidden>
  • Date: Thu, 27 Oct 2005 21:09:59 +0200

Did you run it in debugger to see in which exact line it stops ?

Yann Bizeul • yann at tynsoe.org
Cocoa Developer

Tynsoe Projects
BuddyPop • GeekTool • SSH Tunnel Manager • ...
http://projects.tynsoe.org/


Le 27 oct. 05 à 20:29, Konstantinos Theofilis a écrit :


On 27 Oct 2005, at 16:10, Yann Bizeul wrote:

In the same situation, I would try to avoid using a NSPanel for each question.
Perhaps something based on a single NSWindow with a NSTabView containign 10 invisible tabs would be better and easier to maintain/manipulate.



I know, but I thought about it *after* I finished the app... And I do not have enough time to do it again with tabs... I have a deadline :-(


By the way, I do use a single NSWindow (the app is fullscreen). I just load into it a different NSPanel everytime.


About your specific problem, this can have something to do with NSWindow's :
- (void)setReleasedWhenClosed:(BOOL)flag
- (BOOL)isReleasedWhenClosed


    methods. Check this checkbox in IB and perhaps your code.


Again, I use only one window, so I do not close it.

Kostas



Le 27 oct. 05 à 13:02, Konstantinos Theofilis a écrit :



Hi list,

The situation is:

I have a full screen app. (I followed the http:// www.cocoadevcentral.com/articles/000028.php instructions).
The app is just a quiz game with 10 questions. Everytime the user answer a question, he presses a "continue" button and the screen contents change.
For changing the content of the window I user the rather crude way of loading different panels.
For example, the program starts with Panel1 as its contentView and then it goes to Panel2 etc...


At some point I want to go back to Panel1.

The code compiles fines but when I am on Panel 10 for example and the "continue" button has to set the contentView to Panel 1 again, app exits with a SIGTRAP signal.

Obviously it is some memory management issue.

What is the correct method of unloading/releasing the Panels?

Thanks in adnvance

Kostas

P.S. I know that my implementation is awful and I should have used a custom view, but when I made this app I was even more newbie than I am now :-) And time constraints prevent me from rewriting the app :-(
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References: 
 >SIGTRAP problem (From: Konstantinos Theofilis <email@hidden>)
 >Re: SIGTRAP problem (From: Yann Bizeul <email@hidden>)
 >Re: SIGTRAP problem (From: Konstantinos Theofilis <email@hidden>)

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