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kgn/gist:7202655

Created October 28, 2013 19:04
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Handy Auto Layout
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gistfile1.m
CGFloat distance = 10;
// Center two views side-by-side
[parentItem addConstraint:[NSLayoutConstraint constraintWithItem:leftItem attribute:NSLayoutAttributeRight relatedBy:NSLayoutRelationLessThanOrEqual toItem:parentItem attribute:NSLayoutAttributeCenterX multiplier:1 constant:-distance]];
[parentItem addConstraint:[NSLayoutConstraint constraintWithItem:rightItem attribute:NSLayoutAttributeLeft relatedBy:NSLayoutRelationLessThanOrEqual toItem:parentItem attribute:NSLayoutAttributeCenterX multiplier:1 constant:distance]];
// Center two views, one ontop of the other
[parentItem addConstraint:[NSLayoutConstraint constraintWithItem:topItem attribute:NSLayoutAttributeBottom relatedBy:NSLayoutRelationLessThanOrEqual toItem:parentItem attribute:NSLayoutAttributeCenterY multiplier:1 constant:-distance]];
[parentItem addConstraint:[NSLayoutConstraint constraintWithItem:bottomItem attribute:NSLayoutAttributeTop relatedBy:NSLayoutRelationLessThanOrEqual toItem:parentItem attribute:NSLayoutAttributeCenterY multiplier:1 constant:distance]];
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