Learn how to take a disaster of nested stack views and untangle it into a great user interface.
Fix Stack View Disasters
CALayer Masks
UI doesn't have to look like a rectangle. You might want a different shape for your icon. You can do that with layer masks. Let's learn how to set them up. Download the example files. You'll find an app with two square buttons. If you head over to the assets, you see I have a …
Layout iPad Landscape and Multitasking Apps
Note:You can find a video of this tip here on LinkedIn Learning If there's one thing in auto layout that drives me nuts it is laying out for landscape different than portrait on an iPad. Phones are easy since the class sizes are different for portrait and landscape. For all phones, if I have a …
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Xcode 10 Storyboard Changes
Note: You can also watch a video of this lesson at Lynda. com and LinkedInLearning. There's been a few changes to the storyboard in Xcode 10, some might just drive you crazy if you don't know how to use them. Some are really cool and will speed up your workflow. Let me show you the …
The Safe Area: Layout and iPhone X
iOS Development Tips Weekly is a series you can find at the Lynda.com and LinkedIn Learning libraries. You can find the start project here on GitHub iOS Developer's Weekly: Layout and iPhone X With the introduction of the iPhone X, you get that full screen, but the notch gets in the way. To get around …
This Old App: Update to Xcode 9
A few months ago, Apple threw out my app Interval Runcalc for being too old. While it wasn't the most innovative, complex or profitable, it was an app I used frequently myself. It was a calculator for time, pace and distance for running not only for straight runs but for the run/walk/run community who use multiple-speed …
Tab Bar Controllers in Xcode 8 Storyboards
In this lesson, we’ll take a look at tab bar controllers and how to add them in the storyboard. For more on implementing them completely in code see Swift Swift: Using Tab Bar Controllers in Swift. For more on data sharing once set up in the storyboard, see Passing Data in Tab Bar controllers The …
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The Step by Step Guide to Custom Presentation Controllers
Ever wanted that sliding sidebar or an alert with a image picker? Apple has many great ways of presenting view controllers, but sometimes we want something different, something new. For that we subclass UIPresentationController. However there's a few concepts that you'll need to wrap your head around first. In this lesson we'll create a few …
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Using Trait Collections for Auto Layout and Size Classes
Suppose you have a project with adaptive layout, but you hate storyboards. You've coded all your layout and then find something horrible: it only codes well in portrait on an iPhone. You've decided that some of the elements need to be in a different place in portrait and completely different places on an iPad. In …
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How to Add Stack Views Programmatically and (almost) avoid AutoLayout
Some people don't like Interface Builder and like to code instead. Sometimes your layout is so dynamic you need to lay out in code. In either case, programmatic layout of views becomes the answer instead of auto layout. In Xcode 7 Apple introduced stack views. In an earlier post, I introduced stack views in Interface …
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