On 13 Jan 2014, at 15:21, Markus Spoettl <ms_li...@shiftoption.com> wrote:
> Hi, > > I have an app that uses UIDocument and NSUndoManager. That way the system > picks up changes to the data and knows when to auto-save. > > Some parts of the model are not using the undo manager (mostly settings where > undo makes no sense or isn't wanted). Still that data is stored alongside the > main data. > > What I want is that iOS saves whenever the app is backgrounded. > > So the questions is: Can I safely call -updateChangeCount: when my app is > being sent to the background alongside the automatic NSUndoManager change > handling? > > It seems to work quite nicely (when called from the app delegate's > -applicationWillResignActive:), but I'm not sure if that's just an illusion > and there's trouble waiting down the road. > > Any thoughts? By my understanding, you’re free to mix the two. UIDocument’s NSUndoManager integration should be implemented simply by calling through to -updateChangeCount: anyway. _______________________________________________ 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: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com