I’m pretty much in the same situation. There seems to be something going on
behind the scene. I also observed that when I started adding constraints, I
would suddenly get many warnings and errors, some alluding to missing “y"
location where I can clearly see one constraint addressing that “y” location.
-Laurent.
--
Laurent Daudelin
laur...@nemesys-soft.com <mailto:laur...@nemesys-soft.com>
Skype: LaurentDaudelin
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Logiciels Némésys Software
http://www.nemesys-soft.com/ <http://www.nemesys-soft.com/>
> On Sep 26, 2019, at 13:04, Richard Charles <rcharles...@gmail.com> wrote:
>
>
>> Excerpt from Xcode 11 release notes originally quoted by Quincey Morris.
>>
>> NSView and UIView have a layout mode option in the Size inspector to
>> explicitly opt into “translates autoresizing mask into constraints”. The
>> default setting is “Automatic”, which is the existing behavior. “Automatic”
>> implies that “translate autoresizing mask into constraints” is off when a
>> view affect by constraints in the storyboard or .xib file, but on if
>> unconstrained. (37352354)
>
> Is it just me? I found this very confusing.
>
>> On Sep 26, 2019, at 8:44 AM, Laurent Daudelin via Cocoa-dev
>> <cocoa-dev@lists.apple.com> wrote:
>>
>> I just checked this Quincy. What I observe is that the top view in my
>> windows have the setting set to “Translates autoresizing mask into
>> constraints” but all the other subviews are set on “Automatic”. Should I
>> leave it that way? This is an old project predating the auto-layout, by the
>> way.
>
> I also noticed the same thing. The content view of the window has a different
> behavior and default compared to the subviews.
>
> Previously Auto Layout was enabled or disabled per nib. Now the layout mode
> is per view and constraints can not be fully disabled. So the existing
> behavior is not present in Xcode 11.
>
> IB Auto Layout or constraints was introduced around the Xcode 4.2 timeframe.
> An IB document could enable or disable Auto Layout with a check box in the
> file inspector. Looking through the historical Xcode release notes you can
> see it took a long time to get it working properly. This may be why some
> developers opted out of Auto Layout.
>
> I have a large project with with Auto Layout turned off in each nib. I opened
> the project in Xcode 11 and started working my way through the nib warnings
> and then realized I don’t know what I am doing so I stopped.
>
> --Richard Charles
>
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