51 lines
1.7 KiB
Swift
51 lines
1.7 KiB
Swift
//
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// ZLWeakProxy.swift
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// ZLPhotoBrowser
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//
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// Created by long on 2021/3/10.
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//
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// Copyright (c) 2020 Long Zhang <495181165@qq.com>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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import UIKit
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class ZLWeakProxy: NSObject {
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private weak var target: NSObjectProtocol?
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init(target: NSObjectProtocol) {
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self.target = target
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super.init()
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}
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class func proxy(withTarget target: NSObjectProtocol) -> ZLWeakProxy {
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return ZLWeakProxy(target: target)
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}
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override func forwardingTarget(for aSelector: Selector!) -> Any? {
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return target
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}
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override func responds(to aSelector: Selector!) -> Bool {
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return target?.responds(to: aSelector) ?? false
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}
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}
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