Re: Programmatic autolayout problem
Re: Programmatic autolayout problem
- Subject: Re: Programmatic autolayout problem
- From: Rick Mann <email@hidden>
- Date: Mon, 25 Feb 2013 23:34:16 -0800
On Feb 25, 2013, at 23:03 , Kyle Sluder <email@hidden> wrote:
> You must still have an underspecified system of constraints in the
> horizontal direction. Unfortunately, your description of your constraint
> system lacks sufficient detail for debugging, which is already difficult
> to do in textual form.
>
> Graphics really are the best. You can use -[NSView
> constraintsAffectingLayoutForOrientation:] to get an array of all(*) the
> constraints determining a view's layout in that direction. Pass that
> array to -[NSWindow visualizeConstraints:] and you get a big pink debug
> window attached to your own, and all the constraints you passed will be
> drawn on top of your window. If your layout is ambiguous, there will be
> an "Exercise Ambiguity" button you can click to help you figure out
> what's missing.
Sometimes IB puts in a gray width constraint in the NSTextField, and sometimes it gets rid of it. I don't know if that's a fixed width, or if that represents the hugged width of the default text in the field. I have:
|[text1]-1-[text2]-5-|
And it put in a width for text1 but not text2.
--
Rick
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