Tag Archives: UIView

Chaining UIView animations with blocks

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I really love UIView animations. They are so simple and elegant. This little chain I will make will fade in a UIView (or descendant) from the left, wait a moment, then fade out to the left. In general you can animate all of these properties: frame,bounds,center,transform,alpha,backgroundColor,and contentStretch in a UIView animation block.

For this example I created a single view application and put a UIImageView in the middle of the screen. UIImageView is a direct descendant of UIView so it is perfect for this exercise.
UIImageView
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Configure a UIScrollView entirely in Storyboard with Interface Builder

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Usually even if you drop in a UIScrollView, put a UIView into that and align them correctly it still does not work. Why? It’s UIScrollView.contentSize. Now we can easily do this in code, but it is also easily accomplished in Interface Builder.

The first thing I’ve done is drop in a UIScrollView, pop a UIView inside of it and then populate my controls into said UIView. We can verify this by looking at the hierarchal view.
UIView inside UIScrollView
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