AMMMM ... ok... Thanks for the help Quincey. G
On Nov 24, 2009, at 8:58 PM, Quincey Morris wrote: > On Nov 24, 2009, at 11:42, Gustavo Pizano wrote: > >> Now the interesting part, 14, I did jsut a test to see what I could get, >> and eventually the way it is, I get the value of @"ico", BUT, If I try to do >> the follwoing: NSLog(@"%@",[(User *)[[parent >> _userListArrayController] selection] ico]);, then I get: >> >> -[_NSControllerObjectProxy ico]: unrecognized selector sent to instance >> 0x100266580 >> so in 15 when I try to add this newInvoice to the existing ones, with the >> addToInvoicesObject method, I get also something like this : >> >> -[_NSControllerObjectProxy addToInvoicesObject:]: unrecognized selector sent >> to instance 0x1001b7a10 >> >> so at the end I can't add an invoice to the selected user from the >> _userListArrayController.. >> >> any clue what Im doing wrong? > > You should read the documentation for the 'selection' method (in > NSObjectController, the superclass of NSArrayController). > > That method gives you a *proxy* object that you can use for KVC access to the > underlying properties (as you found) but doesn't respond to specific > accessors (as you found). > > If you want the actual data model objects (that is, the NSManagedObject [or > subclass] objects), use the NSArrayController's 'selectedObjects' method > instead -- which always returns an array, BTW, so just use the object at > index 0. > > > > > _______________________________________________ > > Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) > > 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/gustavxcodepicora%40gmail.com > > This email sent to gustavxcodepic...@gmail.com _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) 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 arch...@mail-archive.com
