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October 13, 2016 13:46
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split one delegate to two in swift
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import UIKit | |
import ObjectiveC | |
class ViewController: UICollectionViewController { | |
let scrollViewDelegate = MyScrollViewDelegate() | |
override func respondsToSelector(aSelector: Selector) -> Bool { | |
if protocol_getMethodDescription(UIScrollViewDelegate.self, aSelector, false, true).types != nil || protocol_getMethodDescription(UIScrollViewDelegate.self, aSelector, true, true).types != nil { | |
return scrollViewDelegate.respondsToSelector(aSelector) | |
} else { | |
return super.respondsToSelector(aSelector) | |
} | |
} | |
override func forwardingTargetForSelector(aSelector: Selector) -> AnyObject? { | |
if protocol_getMethodDescription(UIScrollViewDelegate.self, aSelector, false, true).types != nil || protocol_getMethodDescription(UIScrollViewDelegate.self, aSelector, true, true).types != nil { | |
return scrollViewDelegate | |
} else { | |
return nil | |
} | |
} |
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