53 lines
1.7 KiB
Swift
53 lines
1.7 KiB
Swift
//
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// NSObject+Rx+RawRepresentable.swift
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// RxCocoa
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//
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// Created by Krunoslav Zaher on 11/9/15.
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// Copyright © 2015 Krunoslav Zaher. All rights reserved.
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//
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#if !os(Linux)
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import RxSwift
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import Foundation
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extension Reactive where Base: NSObject {
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/**
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Specialization of generic `observe` method.
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This specialization first observes `KVORepresentable` value and then converts it to `RawRepresentable` value.
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It is useful for observing bridged ObjC enum values.
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For more information take a look at `observe` method.
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*/
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public func observe<Element: RawRepresentable>(_ type: Element.Type, _ keyPath: String, options: KeyValueObservingOptions = [.new, .initial], retainSelf: Bool = true) -> Observable<Element?> where Element.RawValue: KVORepresentable {
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return self.observe(Element.RawValue.KVOType.self, keyPath, options: options, retainSelf: retainSelf)
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.map(Element.init)
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}
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}
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#if !DISABLE_SWIZZLING
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// observeWeakly + RawRepresentable
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extension Reactive where Base: NSObject {
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/**
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Specialization of generic `observeWeakly` method.
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This specialization first observes `KVORepresentable` value and then converts it to `RawRepresentable` value.
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It is useful for observing bridged ObjC enum values.
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For more information take a look at `observeWeakly` method.
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*/
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public func observeWeakly<Element: RawRepresentable>(_ type: Element.Type, _ keyPath: String, options: KeyValueObservingOptions = [.new, .initial]) -> Observable<Element?> where Element.RawValue: KVORepresentable {
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return self.observeWeakly(Element.RawValue.KVOType.self, keyPath, options: options)
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.map(Element.init)
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}
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}
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#endif
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#endif
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