45 lines
1.1 KiB
Swift
45 lines
1.1 KiB
Swift
//
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// UIView+Extensions.swift
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// Pods
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//
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// Created by Ivan Zinovyev on 12/19/16.
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//
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//
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import UIKit
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extension UIView {
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func addSubviewCentered(view: UIView) {
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var viewFrame = view.frame
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viewFrame.origin.x = (frame.width - viewFrame.width) / 2
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viewFrame.origin.y = (frame.height - viewFrame.height) / 2
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view.frame = viewFrame
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view.autoresizingMask = [.flexibleLeftMargin, .flexibleTopMargin]
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addSubview(view)
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}
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class var onePixelInPoints: CGFloat {
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return 1.0 / UIScreen.main.scale
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}
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var allSubviews: [UIView] {
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let allSubviews = subviews + subviews.flatMap { $0.allSubviews }
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return allSubviews
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}
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func viewFromSelfDescribingNib() -> UIView? {
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let bundle = Bundle(for: type(of: self))
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let nib = UINib(nibName: String(describing: type(of: self)), bundle: bundle)
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guard let view = nib.instantiate(withOwner: self, options: nil).first as? UIView else {
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return nil
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}
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view.frame = bounds
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view.autoresizingMask = [.flexibleWidth, .flexibleHeight]
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return view
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}
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}
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