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Re: reused tableViewCell UILabel text is deallocated but not nil ??
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Re: reused tableViewCell UILabel text is deallocated but not nil ??


  • Subject: Re: reused tableViewCell UILabel text is deallocated but not nil ??
  • From: Keary Suska <email@hidden>
  • Date: Thu, 7 Oct 2010 10:06:48 -0600

On Oct 7, 2010, at 8:09 AM, Nicolas Berloquin wrote:

> Hi !
>
> I have a UITableView that creates/reuses tableViewCells (
> UITableViewCellStyleDefault) on demand, as is usually done,
> ie cellForRowAtIndexPath: uses the same cells over and over.

What do you mean, "uses over and over"? Every cell in the table must be a different object. You aren't using the same cell object for every row, are you?

> When I delete a few rows, then add a new one, I crash when I try to set the
> cell's UILabel (right after the cell reuse):
>
> cell.textLabel.text = myName.titre;

Backtrace?

> I turned on zombies, and I checked with the debugger, and the textLabel's
> _text is the deallocated instance
> (myName.titre is good).

This may be a red herring as the state of _text should not effect the ability to assign the property value, generally speaking.

> *** -[CFString class]: message sent to deallocated instance 0x17c370

> Since I'm not handling the cell's contents myself, I don't understand how
> the textLabel can become garbage.
> the text field is supposed to be copied on assignement...

Keary Suska
Esoteritech, Inc.
"Demystifying technology for your home or business"

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 >reused tableViewCell UILabel text is deallocated but not nil ?? (From: Nicolas Berloquin <email@hidden>)

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