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NibView
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import UIKit | |
/// Extend `NibView` to create a reusable view in a XIB file. | |
/// The contents of the view are designed in a XIB file. | |
/// The `NibView` class is responsible for loading the | |
/// contents of the XIB file and setting it as its subview. | |
/// File's Owner in the XIB file needs to be set to the | |
/// view class extending the `NibView`. Any outlets defined | |
/// in that class need to be connected to the File's Owner. | |
open class NibView: UIView { | |
override public init(frame: CGRect) { | |
super.init(frame: frame) | |
loadContentViewFromNib() | |
} | |
required public init?(coder aDecoder: NSCoder) { | |
super.init(coder: aDecoder) | |
loadContentViewFromNib() | |
} | |
} | |
private extension NibView { | |
func loadContentViewFromNib() { | |
backgroundColor = UIColor.clear | |
let contentView = loadNib() | |
contentView.frame = bounds | |
contentView.autoresizingMask = [.flexibleWidth, .flexibleHeight] | |
addSubview(contentView) | |
} | |
} | |
extension UIView { | |
/// Loads UIView from a XIB file with the same name. | |
fileprivate func loadNib() -> UIView { | |
let bundle = Bundle(for: type(of: self)) | |
let nibName = type(of: self).description().components(separatedBy: ".").last! | |
let nib = UINib(nibName: nibName, bundle: bundle) | |
return nib.instantiate(withOwner: self, options: nil).first as! UIView | |
} | |
} |
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