NSData *source  = // whatever
NSRange  myRange = // whatever

NSData *subrangeOfSource = [source subdataWithRange: myRange];


On May 18, 2013, at 3:00 PM, cocoa-dev-requ...@lists.apple.com wrote:

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> Today's Topics:
> 
>   1. Re: Trigger nextkeyview based on NSTextField input length
>      (Jaime Magiera)
>   2. UIView embedded in UIScrollView hides scroll indicators ?
>      (Koen van der Drift)
>   3. Re: UIView embedded in UIScrollView hides scroll indicators ?
>      (Marcelo Alves)
>   4. Re: UIView embedded in UIScrollView hides scroll indicators ?
>      (Koen van der Drift)
>   5. Re: UIView embedded in UIScrollView hides scroll indicators ?
>      (David Duncan)
> 
> 
> ----------------------------------------------------------------------
> 
> Message: 1
> Date: Sat, 18 May 2013 00:53:24 -0400
> From: Jaime Magiera <ja...@sensoryresearch.net>
> To: CocoaDev dev <cocoa-dev@lists.apple.com>
> Subject: Re: Trigger nextkeyview based on NSTextField input length
> Message-ID: <ec829b09-95d2-4531-88bf-afa0ddf19...@sensoryresearch.net>
> Content-Type: text/plain;     charset=us-ascii
> 
> On May 17, 2013, at 11:03 PM, Kyle Sluder <k...@ksluder.com> wrote:
> 
>> So rather than the four-field approach, why not use _one_ text field with an 
>> NSFormatter subclass that adds and removes the dashes in the license code? 
>> Then you get all the text handling behavior users expect for free.
> 
> 
> Very wise. Thanks Kyle. 
> 
> Jaime Magiera
> 
> Sensory Research, Inc.
> http://www.sensoryresearch.net
> 
> 
> 
> ------------------------------
> 
> Message: 2
> Date: Sat, 18 May 2013 13:43:02 -0400
> From: Koen van der Drift <koenvanderdr...@gmail.com>
> To: Cocoa Dev <cocoa-dev@lists.apple.com>
> Subject: UIView embedded in UIScrollView hides scroll indicators ?
> Message-ID:
>       <CAF8z=hdb4mga6wiea3stj_6yp_c-01jr18cv6c1235ncxfe...@mail.gmail.com>
> Content-Type: text/plain; charset=UTF-8
> 
> In IB I created an UIView embedded in an UIScrollView. They both fill up
> the screen and are 320 px wide.  Scrolling works just fine, but the scroll
> indicators are invisible. I triple checked the checkboxes in IB, and both
> "Scrolling Enabled" and "Shows Vertical Scrollers" are on.  To be super
> sure I added this to my VC:
> 
>    self.scrollView.scrollEnabled = YES;
> 
>    self.scrollView.showsVerticalScrollIndicator = YES;
> 
> I tried making the UIView a little less wide (300px), but I still don't see
> the scroll indicators.
> 
> What did I miss to make them appear?
> 
> Thanks,
> 
> - Koen.
> 
> 
> ------------------------------
> 
> Message: 3
> Date: Sat, 18 May 2013 14:50:19 -0300
> From: Marcelo Alves <marcelo.al...@me.com>
> To: Cocoa Dev <cocoa-dev@lists.apple.com>
> Subject: Re: UIView embedded in UIScrollView hides scroll indicators ?
> Message-ID: <d96ff59d-bb48-4e31-b8c7-be1a50c0d...@me.com>
> Content-Type: text/plain; charset=us-ascii
> 
> 
> Did you forgot to set the contentSize for the UIScrollView? 
> 
> 
> On 18/05/2013, at 14:43, Koen van der Drift <koenvanderdr...@gmail.com> wrote:
> 
>> In IB I created an UIView embedded in an UIScrollView. They both fill up
>> the screen and are 320 px wide.  Scrolling works just fine, but the scroll
>> indicators are invisible. I triple checked the checkboxes in IB, and both
>> "Scrolling Enabled" and "Shows Vertical Scrollers" are on.  To be super
>> sure I added this to my VC:
>> 
>>   self.scrollView.scrollEnabled = YES;
>> 
>>   self.scrollView.showsVerticalScrollIndicator = YES;
>> 
>> I tried making the UIView a little less wide (300px), but I still don't see
>> the scroll indicators.
>> 
>> What did I miss to make them appear?
>> 
>> Thanks,
>> 
>> - Koen.
> 
> 
> 
> 
> ------------------------------
> 
> Message: 4
> Date: Sat, 18 May 2013 14:28:18 -0400
> From: Koen van der Drift <koenvanderdr...@gmail.com>
> To: Marcelo Alves <marcelo.al...@me.com>
> Cc: Cocoa Dev <cocoa-dev@lists.apple.com>
> Subject: Re: UIView embedded in UIScrollView hides scroll indicators ?
> Message-ID:
>       <CAF8z=heusyktzny_uye-12cwbrqn4jh7hzepncudtoxaa+2...@mail.gmail.com>
> Content-Type: text/plain; charset=UTF-8
> 
> Yes, I did, but I may have made a mistake. I have this in viewDidLoad:
> 
> self.scrollView.contentSize = CGSizeMake(320, self.myView.frame.size.height
> + self.tabBarController.tabBar.frame.size.height);
> 
> I also found that if I add either
> 
> self.scrollView.bounds = self.view.bounds;  or  self.scrollView.frame =
> self.view.frame;
> 
> I do see the scrollbar, but the content myView is cut off on the right
> side.
> 
> 
> So, then I decided to ditch my XIB and to create the two views in my VC,
> and presto, it works!
> 
> - Koen.
> 
> 
> On Sat, May 18, 2013 at 1:50 PM, Marcelo Alves <marcelo.al...@me.com> wrote:
> 
>> 
>> Did you forgot to set the contentSize for the UIScrollView?
>> 
>> 
>> On 18/05/2013, at 14:43, Koen van der Drift <koenvanderdr...@gmail.com>
>> wrote:
>> 
>>> In IB I created an UIView embedded in an UIScrollView. They both fill up
>>> the screen and are 320 px wide.  Scrolling works just fine, but the
>> scroll
>>> indicators are invisible. I triple checked the checkboxes in IB, and both
>>> "Scrolling Enabled" and "Shows Vertical Scrollers" are on.  To be super
>>> sure I added this to my VC:
>>> 
>>>   self.scrollView.scrollEnabled = YES;
>>> 
>>>   self.scrollView.showsVerticalScrollIndicator = YES;
>>> 
>>> I tried making the UIView a little less wide (300px), but I still don't
>> see
>>> the scroll indicators.
>>> 
>>> What did I miss to make them appear?
>>> 
>>> Thanks,
>>> 
>>> - Koen.
>> 
>> 
>> _______________________________________________
>> 
>> Cocoa-dev mailing list (Cocoa-dev@lists.apple.com)
>> 
>> Please do not post admin requests or moderator comments to the list.
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>> 
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>> 
>> This email sent to koenvanderdr...@gmail.com
>> 
> 
> 
> ------------------------------
> 
> Message: 5
> Date: Sat, 18 May 2013 11:42:15 -0700
> From: David Duncan <david.dun...@apple.com>
> To: Koen van der Drift <koenvanderdr...@gmail.com>
> Cc: Cocoa Dev <cocoa-dev@lists.apple.com>
> Subject: Re: UIView embedded in UIScrollView hides scroll indicators ?
> Message-ID: <bcd72fdf-8b0c-478b-860a-eb0ef55d8...@apple.com>
> Content-Type: text/plain; charset=us-ascii
> 
> On May 18, 2013, at 11:28 AM, Koen van der Drift <koenvanderdr...@gmail.com> 
> wrote:
> 
>> Yes, I did, but I may have made a mistake. I have this in viewDidLoad:
>> 
>> self.scrollView.contentSize = CGSizeMake(320, self.myView.frame.size.height
>> + self.tabBarController.tabBar.frame.size.height);
>> 
>> I also found that if I add either
>> 
>> self.scrollView.bounds = self.view.bounds;  or  self.scrollView.frame =
>> self.view.frame;
> 
> Neither of these variations are really correct. Bounds is the internal 
> coordinate system, frame is the external coordinate system. I suspect what 
> you really want is self.scrollView.frame = self.view.bounds.
> 
>> 
>> I do see the scrollbar, but the content myView is cut off on the right
>> side.
>> 
>> 
>> So, then I decided to ditch my XIB and to create the two views in my VC,
>> and presto, it works!
>> 
>> - Koen.
>> 
>> 
>> On Sat, May 18, 2013 at 1:50 PM, Marcelo Alves <marcelo.al...@me.com> wrote:
>> 
>>> 
>>> Did you forgot to set the contentSize for the UIScrollView?
>>> 
>>> 
>>> On 18/05/2013, at 14:43, Koen van der Drift <koenvanderdr...@gmail.com>
>>> wrote:
>>> 
>>>> In IB I created an UIView embedded in an UIScrollView. They both fill up
>>>> the screen and are 320 px wide.  Scrolling works just fine, but the
>>> scroll
>>>> indicators are invisible. I triple checked the checkboxes in IB, and both
>>>> "Scrolling Enabled" and "Shows Vertical Scrollers" are on.  To be super
>>>> sure I added this to my VC:
>>>> 
>>>>  self.scrollView.scrollEnabled = YES;
>>>> 
>>>>  self.scrollView.showsVerticalScrollIndicator = YES;
>>>> 
>>>> I tried making the UIView a little less wide (300px), but I still don't
>>> see
>>>> the scroll indicators.
>>>> 
>>>> What did I miss to make them appear?
>>>> 
>>>> Thanks,
>>>> 
>>>> - Koen.
>>> 
>>> 
>>> _______________________________________________
>>> 
>>> Cocoa-dev mailing list (Cocoa-dev@lists.apple.com)
>>> 
>>> Please do not post admin requests or moderator comments to the list.
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>>> 
>>> This email sent to koenvanderdr...@gmail.com
>>> 
>> _______________________________________________
>> 
>> Cocoa-dev mailing list (Cocoa-dev@lists.apple.com)
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>> This email sent to david.dun...@apple.com
> 
> --
> David Duncan
> 
> 
> 
> 
> ------------------------------
> 
> _______________________________________________
> 
> Cocoa-dev mailing list      (Cocoa-dev@lists.apple.com)
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> 
> End of Cocoa-dev Digest, Vol 10, Issue 307
> ******************************************
> 


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