It will fail and return NO if there's an editor registered with the controller that fails to commit editing. e.g. you're editing some text in a table bound to the controller, and that text fails validation.
On 27 Oct 2010, at 22:30, vincent habchi wrote: > Hi there, > sorry for being rather terse these days, I am conscious I tend to tap too > much and help too few. > > Small question: I have a NSArrayController managing a Core data entity array. > I want to alter the selection via -setSelectionIndex, and it fails (the index > won't change). The documentation is (also) rather terse on the possible > causes for such a failure – I do no edition, I just want to pick up an entity > through a dialog. Does someone have a little experience with these cases? > Especially, how to dig up to the point responsible for the denial? > > Thanks a lot, > Vincent > > _______________________________________________ > > Cocoa-dev mailing list ([email protected]) > > Please do not post admin requests or moderator comments to the list. > Contact the moderators at cocoa-dev-admins(at)lists.apple.com > > Help/Unsubscribe/Update your Subscription: > http://lists.apple.com/mailman/options/cocoa-dev/cocoadev%40mikeabdullah.net > > This email sent to [email protected] _______________________________________________ Cocoa-dev mailing list ([email protected]) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [email protected]
