EZSwiftExtensions/Sources/BlockSwipe.swift

44 lines
1.0 KiB
Swift
Executable File

//
// BlockSwipe.swift
//
//
// Created by Cem Olcay on 12/08/15.
//
//
#if os(iOS) || os(tvOS)
import UIKit
///Make sure you use "[weak self] (gesture) in" if you are using the keyword self inside the closure or there might be a memory leak
open class BlockSwipe: UISwipeGestureRecognizer {
private var swipeAction: ((UISwipeGestureRecognizer) -> Void)?
public override init(target: Any?, action: Selector?) {
super.init(target: target, action: action)
}
public convenience init (
direction: UISwipeGestureRecognizerDirection,
fingerCount: Int = 1,
action: ((UISwipeGestureRecognizer) -> Void)?) {
self.init()
self.direction = direction
#if os(iOS)
numberOfTouchesRequired = fingerCount
#endif
swipeAction = action
addTarget(self, action: #selector(BlockSwipe.didSwipe(_:)))
}
@objc open func didSwipe (_ swipe: UISwipeGestureRecognizer) {
swipeAction? (swipe)
}
}
#endif