On Thu, May 12, 2016, at 09:48 PM, Roland King wrote: > I’m making more use of unwind segues to try and get to the point I have > ‘go forward’ and ‘go backward’ code in one place in the same class. So > during prepareForSegue I set some stuff up, during my unwind segue method > I tear it down again. Don’t use it for everything, but for some complex > presentations it’s been quite useful. > > I’ve just changed a piece of navigation to use a standard nav controller, > it used to be a modal presentation but a push makes more sense. So now > there’s no custom dismiss button like there used to be, you go back with > the normal back button on the nav controller. I can’t find a good way to > get that back action to trigger my unwind segue. Can’t seem to do it in > IB, I don’t want a custom back button because you lose the chevron (or > have to fake it) and all the normal uinav behaviour.
The Back button is not customizable in this fashion. Please file an enhancement request at https://bugreport.apple.com. --Kyle Sluder > > Best I’ve found so far is to give the segue a custom identifier (ie make > it a viewcontroller segue) and performSegue it from ‘viewWillDisappear’, > however that has a pretty bad smell about it because that’s not really an > unwind, it’s already doing the dismissal by then. Feels like something > which is going to break one day. > > There’s other ways I can do this obviously - change it to a > protocol/delegate method called directly from the VC as it goes away, but > I was trying to stick with unwind segues if possible. _______________________________________________ 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
