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Re: How can a browser's cell determine which matrix it is in?
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Re: How can a browser's cell determine which matrix it is in?


  • Subject: Re: How can a browser's cell determine which matrix it is in?
  • From: Moray Taylor <email@hidden>
  • Date: Sun, 4 Jun 2006 20:14:32 +0100

NSBrowserCell inherits from NSCell, which uses

- (void)drawWithFrame:(NSRect)cellFrame inView:(NSView *)controlView

to draw itself, controlView will *probably* be the NSView you are looking for.

Is this what you mean?

Cheers

Moray


I have some NSBrowserCell subclasses that I am using in my NSBrowser.
The display data for the cells is loaded asynchronously when the cell needs to display (delegate method).
When the data has loaded (in a separate thread) the cell needs to draw itself and the only method that seems to work is to drawCellAt in the matrix, but this requires me to pass a ref to the matrix to the cell which feels wrong.
Is there a way that a cell can find out which matrix it is in? I tried walking up the superview chain, but this does not work since the cell's NSControl is not in the view hierarchy at the point the delegate's willDisplayCell is called.
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References: 
 >How can a browser's cell determine which matrix it is in? (From: Graham <email@hidden>)

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