//
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// UIImagePickerController+RACSignalSupport.h
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// ReactiveCocoa
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//
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// Created by Timur Kuchkarov on 28.03.14.
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// Copyright (c) 2014 GitHub. 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 UIImagePickerController (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 every new selected image.
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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 considered
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/// undefined behavior.
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///
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/// Returns a signal which will send the dictionary with info for the selected image.
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/// Caller is responsible for picker controller dismissal. The signal will complete
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/// itself when the receiver is deallocated or when user cancels selection.
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- (RACSignal *)rac_imageSelectedSignal;
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@end
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