//
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// UITextView+RACSignalSupport.h
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// ReactiveCocoa
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//
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// Created by Cody Krieger on 5/18/12.
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// Copyright (c) 2012 Cody Krieger. All rights reserved.
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//
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#import <UIKit/UIKit.h>
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@class RACDelegateProxy;
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@class RACSignal;
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@interface UITextView (RACSignalSupport)
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/// A delegate proxy which will be set as the receiver's delegate when any of the
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/// methods in this category are used.
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@property (nonatomic, strong, readonly) RACDelegateProxy *rac_delegateProxy;
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/// Creates a signal for the text of the receiver.
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///
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/// When this method is invoked, the `rac_delegateProxy` will become the
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/// receiver's delegate. Any previous delegate will become the -[RACDelegateProxy
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/// rac_proxiedDelegate], so that it receives any messages that the proxy doesn't
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/// know how to handle. Setting the receiver's `delegate` afterward is
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/// considered undefined behavior.
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///
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/// Returns a signal which will send the current text upon subscription, then
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/// again whenever the receiver's text is changed. The signal will complete when
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/// the receiver is deallocated.
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- (RACSignal *)rac_textSignal;
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@end
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@interface UITextView (RACSignalSupportUnavailable)
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- (RACSignal *)rac_signalForDelegateMethod:(SEL)method __attribute__((unavailable("Use -rac_signalForSelector:fromProtocol: instead")));
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@end
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