Below code explains how you can place a view to the centre of the layout using Autolayout in iOS.
[self.view addConstraint: [NSLayoutConstraint constraintWithItem:self.view attribute:NSLayoutAttributeCenterX relatedBy:0 toItem:view attribute:NSLayoutAttributeCenterX multiplier:1 constant:0]];[self.view addConstraint: [NSLayoutConstraint constraintWithItem:self attribute:NSLayoutAttributeCenterY relatedBy:0 toItem:view attribute:NSLayoutAttributeCenterY multiplier:1 constant:0]]; |