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Re: In catalyst, how do I decide which object need to be destroyed by hand? [message #67156]

Thu, 02 July 2009 17:17

Dave[4]
Messages: 38
Registered: December 2007

Member

On Jul 3, 1:51 am, David Fanning <n...@dfanning.com> wrote:
> Dave writes:
>> I read your imgwin example. There are following code:
>
>> PRO ImgWin::CLEANUP
>
>> @cat_pro_error_handler
>
>> IF Obj_Valid(self.theImage) THEN self.theImage -> RemoveParent,
>> self
>> Obj_Destroy, self.theDrawWidget
>> Obj_Destroy, self.theAxes
>> Obj_Destroy, self._statusbar
>
>> self -> TOPLEVELBASE::Cleanup
>
>> self -> Report, /Completed
>
>> END
>
>> So I think that you destroy self.theDrawWidget, self.theAxes and
>> self._statusbar by hand. Am I right?
>
> Well, you know me. I'm pretty anal.
>
> I don't think it is necessary. But after too many leaking
> memory mistakes on this newsgroup, I do tend to destroy
> everything alive when I exit a program. Follow my advice,
> not my example. :-)
>
> Cheers,
>
> David
>
> --
> David Fanning, Ph.D.
> Coyote's Guide to IDL Programming (www.dfanning.com)
> Sepore ma de ni thui. ("Perhaps thou speakest truth.")- Hide quoted text -
>
> - Show quoted text -

Thanks very much! I have remove those "Obj_Destroy" lines, and no
leaking memory happen.

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[Message index]

		Re: In catalyst, how do I decide which object need to be destroyed by hand? By: Dave[4] on Thu, 02 July 2009 17:17
		Re: In catalyst, how do I decide which object need to be destroyed by hand? By: David Fanning on Thu, 02 July 2009 10:51
		Re: In catalyst, how do I decide which object need to be destroyed by hand? By: Dave[4] on Thu, 02 July 2009 09:56
		Re: In catalyst, how do I decide which object need to be destroyed by hand? By: David Fanning on Wed, 01 July 2009 08:49

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