• Open Menu Close Menu
  • Apple
  • Shopping Bag
  • Apple
  • Mac
  • iPad
  • iPhone
  • Watch
  • TV
  • Music
  • Support
  • Search apple.com
  • Shopping Bag
 

Lists

Open Menu Close Menu
  • Terms and Conditions
  • Lists hosted on this site
  • Email the Postmaster
  • Tips for posting to public mailing lists
Re: Overriding -[UIViewController loadView], and loading from a nib
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Overriding -[UIViewController loadView], and loading from a nib


  • Subject: Re: Overriding -[UIViewController loadView], and loading from a nib
  • From: Jonathan del Strother <email@hidden>
  • Date: Tue, 3 Nov 2009 17:20:47 +0000

Sorry - I'm not following.  What did you mean by hooking up IB to
auto-load the nib?

2009/11/3 Luke the Hiesterman <email@hidden>:
> You should pick one place or the other to do your nib loading. If you choose
> to do it yourself, then don't hook up IB to automatically load the view
> controller's nib. Then you can safely call [super loadview] followed by your
> own code which includes loading the view from the nib. Alternatively,
> continue to have hook-ups to automatically load from the nib, and then in
> your own loadview, only do custom stuff that doesn't touch the nib.
>
> Luke
>
> On Nov 3, 2009, at 5:27 AM, Jonathan del Strother wrote:
>
>> 2009/11/3 Jonathan del Strother <email@hidden>:
>>>
>>> Heya,
>>>
>>> I'd like to get hold of the top level objects returned by -[NSBundle
>>> loadNibNamed:owner:options:] when UIViewController loads my view.
>>> Sadly UIViewController doesn't seem to provide any way of accessing
>>> these, so I thought I might be able to just load the nib myself :
>>>
>>> -(void)loadView {
>>>       NSArray* topLevelObjects = [self.nibBundle
>>> loadNibNamed:self.nibName
>>> owner:self options:nil];
>>>       // do stuff with topLevelObjects...
>>> }
>>>
>>> which appeared to work pretty well, until I tried using it in a
>>> UITableViewController subclass that's pushed onto a navigation
>>> controller, where the view just turns out blank.  Stepping into
>>> -[UIViewController loadView] in gdb suggests that it's doing a whole
>>> lot more than just -loadNibNamed:
>>>
>>> I could call [super loadView], but that means I end up loading the nib
>>> twice, and re-assigning all the IBOutlets twice, which is pretty ugly.
>>>  Any alternative suggestions?
>>>
>>
>>
>> Just as a follow up - it finally twigged that my tableview delegate &
>> datasource weren't hooked up in the nib.  Looks like
>> -[UITableViewController loadView] automatically sets them if they're
>> weren't already.  Connecting those up has fixed my blank view issue.
>>
>> Even so, I wonder what else I'm missing by not calling [super
>> loadView].  Seems a pretty fragile approach...
>> _______________________________________________
>>
>> Cocoa-dev mailing list (email@hidden)
>>
>> 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:
>>
>> This email sent to email@hidden
>
>
_______________________________________________

Cocoa-dev mailing list (email@hidden)

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:

This email sent to email@hidden

  • Follow-Ups:
    • Re: Overriding -[UIViewController loadView], and loading from a nib
      • From: Luke the Hiesterman <email@hidden>
References: 
 >Overriding -[UIViewController loadView], and loading from a nib (From: Jonathan del Strother <email@hidden>)
 >Re: Overriding -[UIViewController loadView], and loading from a nib (From: Jonathan del Strother <email@hidden>)
 >Re: Overriding -[UIViewController loadView], and loading from a nib (From: Luke the Hiesterman <email@hidden>)

  • Prev by Date: NSTreeController insert crashes under 10.5 and not 10.6 with -[NSKeyValueFastMutableArray2 count]: value for key children of object is nil
  • Next by Date: Re: Overriding -[UIViewController loadView], and loading from a nib
  • Previous by thread: Re: Overriding -[UIViewController loadView], and loading from a nib
  • Next by thread: Re: Overriding -[UIViewController loadView], and loading from a nib
  • Index(es):
    • Date
    • Thread