/*
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* This file is part of the SDWebImage package.
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* (c) Olivier Poitrey <rs@dailymotion.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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#import "BU_SDWebImageCompat.h"
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#if SD_UIKIT
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#import "BU_SDWebImageManager.h"
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/**
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* Integrates SDWebImage async downloading and caching of remote images with UIButton.
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*/
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@interface UIButton (BUWebCache)
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#pragma mark - Image
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/**
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* Get the current image URL.
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*/
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@property (nonatomic, strong, readonly, nullable) NSURL *sdBu_currentImageURL;
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/**
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* Get the image URL for a control state.
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*
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* @param state Which state you want to know the URL for. The values are described in UIControlState.
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*/
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- (nullable NSURL *)sdBu_imageURLForState:(UIControlState)state;
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/**
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* Set the button `image` with an `url`.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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*/
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- (void)sdBu_setImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state NS_REFINED_FOR_SWIFT;
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/**
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* Set the button `image` with an `url` and a placeholder.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @see sdBu_setImageWithURL:placeholderImage:options:
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*/
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- (void)sdBu_setImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder NS_REFINED_FOR_SWIFT;
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/**
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* Set the button `image` with an `url`, placeholder and custom options.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @param options The options to use when downloading the image. @see BU_SDWebImageOptions for the possible values.
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*/
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- (void)sdBu_setImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder
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options:(BU_SDWebImageOptions)options NS_REFINED_FOR_SWIFT;
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/**
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* Set the button `image` with an `url`, placeholder, custom options and context.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @param options The options to use when downloading the image. @see BU_SDWebImageOptions for the possible values.
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* @param context A context contains different options to perform specify changes or processes, see `BU_SDWebImageContextOption`. This hold the extra objects which `options` enum can not hold.
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*/
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- (void)sdBu_setImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder
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options:(BU_SDWebImageOptions)options
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context:(nullable SDWebImageContext *)context;
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/**
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* Set the button `image` with an `url`.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param completedBlock A block called when operation has been completed. This block has no return value
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* and takes the requested UIImage as first parameter. In case of error the image parameter
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* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
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* indicating if the image was retrieved from the local cache or from the network.
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* The fourth parameter is the original image url.
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*/
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- (void)sdBu_setImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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completed:(nullable BU_SDExternalCompletionBlock)completedBlock;
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/**
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* Set the button `image` with an `url`, placeholder.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @param completedBlock A block called when operation has been completed. This block has no return value
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* and takes the requested UIImage as first parameter. In case of error the image parameter
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* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
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* indicating if the image was retrieved from the local cache or from the network.
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* The fourth parameter is the original image url.
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*/
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- (void)sdBu_setImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder
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completed:(nullable BU_SDExternalCompletionBlock)completedBlock NS_REFINED_FOR_SWIFT;
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/**
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* Set the button `image` with an `url`, placeholder and custom options.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @param options The options to use when downloading the image. @see BU_SDWebImageOptions for the possible values.
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* @param completedBlock A block called when operation has been completed. This block has no return value
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* and takes the requested UIImage as first parameter. In case of error the image parameter
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* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
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* indicating if the image was retrieved from the local cache or from the network.
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* The fourth parameter is the original image url.
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*/
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- (void)sdBu_setImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder
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options:(BU_SDWebImageOptions)options
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completed:(nullable BU_SDExternalCompletionBlock)completedBlock;
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/**
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* Set the button `image` with an `url`, placeholder and custom options.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @param options The options to use when downloading the image. @see BU_SDWebImageOptions for the possible values.
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* @param progressBlock A block called while image is downloading
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* @note the progress block is executed on a background queue
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* @param completedBlock A block called when operation has been completed. This block has no return value
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* and takes the requested UIImage as first parameter. In case of error the image parameter
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* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
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* indicating if the image was retrieved from the local cache or from the network.
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* The fourth parameter is the original image url.
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*/
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- (void)sdBu_setImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder
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options:(BU_SDWebImageOptions)options
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progress:(nullable SDImageLoaderProgressBlock)progressBlock
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completed:(nullable BU_SDExternalCompletionBlock)completedBlock;
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/**
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* Set the button `image` with an `url`, placeholder, custom options and context.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @param options The options to use when downloading the image. @see BU_SDWebImageOptions for the possible values.
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* @param context A context contains different options to perform specify changes or processes, see `BU_SDWebImageContextOption`. This hold the extra objects which `options` enum can not hold.
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* @param progressBlock A block called while image is downloading
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* @note the progress block is executed on a background queue
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* @param completedBlock A block called when operation has been completed. This block has no return value
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* and takes the requested UIImage as first parameter. In case of error the image parameter
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* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
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* indicating if the image was retrieved from the local cache or from the network.
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* The fourth parameter is the original image url.
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*/
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- (void)sdBu_setImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder
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options:(BU_SDWebImageOptions)options
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context:(nullable SDWebImageContext *)context
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progress:(nullable SDImageLoaderProgressBlock)progressBlock
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completed:(nullable BU_SDExternalCompletionBlock)completedBlock;
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#pragma mark - Background Image
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/**
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* Get the current background image URL.
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*/
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@property (nonatomic, strong, readonly, nullable) NSURL *sdBu_currentBackgroundImageURL;
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/**
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* Get the background image URL for a control state.
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*
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* @param state Which state you want to know the URL for. The values are described in UIControlState.
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*/
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- (nullable NSURL *)sdBu_backgroundImageURLForState:(UIControlState)state;
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/**
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* Set the button `backgroundImage` with an `url`.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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*/
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- (void)sdBu_setBackgroundImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state NS_REFINED_FOR_SWIFT;
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/**
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* Set the button `backgroundImage` with an `url` and a placeholder.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @see sdBu_setImageWithURL:placeholderImage:options:
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*/
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- (void)sdBu_setBackgroundImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder NS_REFINED_FOR_SWIFT;
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/**
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* Set the button `backgroundImage` with an `url`, placeholder and custom options.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @param options The options to use when downloading the image. @see BU_SDWebImageOptions for the possible values.
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*/
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- (void)sdBu_setBackgroundImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder
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options:(BU_SDWebImageOptions)options NS_REFINED_FOR_SWIFT;
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/**
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* Set the button `backgroundImage` with an `url`, placeholder, custom options and context.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @param options The options to use when downloading the image. @see BU_SDWebImageOptions for the possible values.
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* @param context A context contains different options to perform specify changes or processes, see `BU_SDWebImageContextOption`. This hold the extra objects which `options` enum can not hold.
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*/
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- (void)sdBu_setBackgroundImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder
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options:(BU_SDWebImageOptions)options
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context:(nullable SDWebImageContext *)context;
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/**
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* Set the button `backgroundImage` with an `url`.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param completedBlock A block called when operation has been completed. This block has no return value
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* and takes the requested UIImage as first parameter. In case of error the image parameter
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* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
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* indicating if the image was retrieved from the local cache or from the network.
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* The fourth parameter is the original image url.
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*/
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- (void)sdBu_setBackgroundImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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completed:(nullable BU_SDExternalCompletionBlock)completedBlock;
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/**
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* Set the button `backgroundImage` with an `url`, placeholder.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param state The state that uses the specified title. The values are described in UIControlState.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @param completedBlock A block called when operation has been completed. This block has no return value
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* and takes the requested UIImage as first parameter. In case of error the image parameter
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* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
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* indicating if the image was retrieved from the local cache or from the network.
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* The fourth parameter is the original image url.
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*/
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- (void)sdBu_setBackgroundImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder
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completed:(nullable BU_SDExternalCompletionBlock)completedBlock NS_REFINED_FOR_SWIFT;
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/**
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* Set the button `backgroundImage` with an `url`, placeholder and custom options.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @param options The options to use when downloading the image. @see BU_SDWebImageOptions for the possible values.
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* @param completedBlock A block called when operation has been completed. This block has no return value
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* and takes the requested UIImage as first parameter. In case of error the image parameter
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* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
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* indicating if the image was retrieved from the local cache or from the network.
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* The fourth parameter is the original image url.
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*/
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- (void)sdBu_setBackgroundImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder
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options:(BU_SDWebImageOptions)options
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completed:(nullable BU_SDExternalCompletionBlock)completedBlock;
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/**
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* Set the button `backgroundImage` with an `url`, placeholder and custom options.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @param options The options to use when downloading the image. @see BU_SDWebImageOptions for the possible values.
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* @param progressBlock A block called while image is downloading
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* @note the progress block is executed on a background queue
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* @param completedBlock A block called when operation has been completed. This block has no return value
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* and takes the requested UIImage as first parameter. In case of error the image parameter
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* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
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* indicating if the image was retrieved from the local cache or from the network.
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* The fourth parameter is the original image url.
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*/
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- (void)sdBu_setBackgroundImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder
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options:(BU_SDWebImageOptions)options
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progress:(nullable SDImageLoaderProgressBlock)progressBlock
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completed:(nullable BU_SDExternalCompletionBlock)completedBlock;
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/**
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* Set the button `backgroundImage` with an `url`, placeholder, custom options and context.
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*
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* The download is asynchronous and cached.
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*
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* @param url The url for the image.
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* @param placeholder The image to be set initially, until the image request finishes.
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* @param options The options to use when downloading the image. @see BU_SDWebImageOptions for the possible values.
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* @param context A context contains different options to perform specify changes or processes, see `BU_SDWebImageContextOption`. This hold the extra objects which `options` enum can not hold.
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* @param progressBlock A block called while image is downloading
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* @note the progress block is executed on a background queue
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* @param completedBlock A block called when operation has been completed. This block has no return value
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* and takes the requested UIImage as first parameter. In case of error the image parameter
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* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
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* indicating if the image was retrieved from the local cache or from the network.
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* The fourth parameter is the original image url.
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*/
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- (void)sdBu_setBackgroundImageWithURL:(nullable NSURL *)url
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forState:(UIControlState)state
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placeholderImage:(nullable UIImage *)placeholder
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options:(BU_SDWebImageOptions)options
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context:(nullable SDWebImageContext *)context
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progress:(nullable SDImageLoaderProgressBlock)progressBlock
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completed:(nullable BU_SDExternalCompletionBlock)completedBlock;
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#pragma mark - Cancel
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/**
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* Cancel the current image download
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*/
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- (void)sdBu_cancelImageLoadForState:(UIControlState)state;
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/**
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* Cancel the current backgroundImage download
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*/
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- (void)sdBu_cancelBackgroundImageLoadForState:(UIControlState)state;
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@end
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#endif
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