advantis

import XCTest

/// An expectation that is fulfilled when a Key Value Observing (KVO) condition
/// is met. It's variant of `XCTKVOExpectation` with support for native Swift
/// key paths.
final class KVOExpectation: XCTestExpectation {
    private var kvoToken: NSKeyValueObservation?

    /// Creates an expectation that is fulfilled when a KVO change causes the
    /// specified key path of the observed object to have an expected value.

advantis

extension UIColor {
    convenience init(hexNumber: UInt32) {
        let red = CGFloat(hexNumber >> 16 & 0xFF) / 255
        let green = CGFloat(hexNumber >> 8 & 0xFF) / 255
        let blue = CGFloat(hexNumber & 0xFF) / 255
        self.init(red: red, green: green, blue: blue, alpha: 1)
    }

    convenience init?(hexString: String) {
        guard let number = UInt32(hexString, radix: 16) else {

advantis

import UIKit

typealias SheetAction = () -> Void

class ActionSheet: UIActionSheet {
    private var actions = [SheetAction]()

    convenience init() {
        self.init(frame: CGRectZero)
        delegate = self

advantis

import Foundation

func sha1(data: NSData) -> String {
    let length = Int(CC_SHA1_DIGEST_LENGTH)
    var digest = [UInt8](count: length, repeatedValue: 0)
    CC_SHA1(data.bytes, CC_LONG(data.length), &digest)
    return digest.map { String(format: "%02x", $0) }.reduce("", +)
}

func sha1(string: String) -> String? {

advantis

import UIKit

private let scale = UIScreen.mainScreen().scale

class PixelConstraint: NSLayoutConstraint {
    override var constant: CGFloat {
        get { return super.constant / scale }
        set(value) { super.constant = value }
    }
}

advantis

var result: Unmanaged<AnyObject>?
SecItemCopyMatching(query, &result)

// Doesn't work on 32-bit platforms (probably due to compiler bug)
return result?.takeUnretainedValue() as? NSData

advantis

import UIKit

class SegmentedControl: UIControl {
    private let action = Selector("selectSegment:")

    @IBOutlet
    private var segments: [UIButton] = [] {
        didSet {
            segments.sortInPlace { $0.tag < $1.tag }
            subscribe(segments)

advantis

//
//  Copyright © 2014 Yuri Kotov
//

import UIKit

@objc
protocol FormNavigation {
    var nextField: UIResponder? {get}
}

advantis

typealias EventHandler = (AnyObject) -> Void

class Event {
    var handlers: [EventHandler] = []

    func subscribe(handler: EventHandler) {
        handlers.append(handler)
    }

    dynamic func invoke(sender: AnyObject) {

advantis

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