On 5 Sep 2013, at 1:27 PM, Graham Cox <[email protected]> wrote:
> I'm using NSSavePanel in a sandboxed app. The panel includes a custom
> accessory view, which works fine.
>
> I run the panel using -[NSSavePanel
> beginSheetModalForWindow:completionHandler:];
>
> In the completion handler, I call [savePanel makeFirstResponder:savePanel] so
> that any text fields left in a 'pending' state commit their contents to
> update the stuff they set via action methods. This is the usual way I commit
> unsaved fields in any dialog or sheet, and that's always worked.
>
> This also works, except on 10.7 (10.6 and 10.8 seem OK). On 10.7, I get an
> exception: -[NSRemoteSavePanel makeFirstResponder:]: unrecognized selector
> sent to instance. The documentation for sandboxing suggests that this is
> likely to be the case, though I've read somewhere that the full NSPanel
> methods are available at some well-defined times (I can't however find the
> documentation that mentions that, and whether the completion handler is one
> of the sanctioned times).
>
> What can I do here to workaround this?
The next thing I'd do is to see if the <NSEditor> protocol would be of any
comfort. I think it may even be preferred to resetting the window's first
responder.
30 seconds' thought, take it for its worth.
— F
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