56 lines
1.4 KiB
Swift
56 lines
1.4 KiB
Swift
//
|
|
// UITextView+Rx.swift
|
|
// RxCocoa
|
|
//
|
|
// Created by Yuta ToKoRo on 7/19/15.
|
|
// Copyright (c) 2015 Krunoslav Zaher. All rights reserved.
|
|
//
|
|
|
|
#if os(iOS) || os(tvOS)
|
|
|
|
import Foundation
|
|
import UIKit
|
|
#if !RX_NO_MODULE
|
|
import RxSwift
|
|
#endif
|
|
|
|
extension UITextView {
|
|
|
|
/**
|
|
Factory method that enables subclasses to implement their own `rx_delegate`.
|
|
|
|
- returns: Instance of delegate proxy that wraps `delegate`.
|
|
*/
|
|
override func rx_createDelegateProxy() -> RxScrollViewDelegateProxy {
|
|
return RxTextViewDelegateProxy(parentObject: self)
|
|
}
|
|
|
|
/**
|
|
Reactive wrapper for `text` property.
|
|
*/
|
|
public var rx_text: ControlProperty<String> {
|
|
let source: Observable<String> = deferred { [weak self] in
|
|
let text = self?.text ?? ""
|
|
return (self?.rx_delegate.observe("textViewDidChange:") ?? empty())
|
|
.map { a in
|
|
return (a[0] as? UITextView)?.text ?? ""
|
|
}
|
|
.startWith(text)
|
|
}
|
|
|
|
return ControlProperty(source: source, observer: AnyObserver { [weak self] event in
|
|
switch event {
|
|
case .Next(let value):
|
|
self?.text = value
|
|
case .Error(let error):
|
|
bindingErrorToInterface(error)
|
|
case .Completed:
|
|
break
|
|
}
|
|
})
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|