195 lines
9.1 KiB
Objective-C
195 lines
9.1 KiB
Objective-C
/*
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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 "SDWebImageCompat.h"
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#import "SDWebImageManager.h"
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/**
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* Usage with a UITableViewCell sub-class:
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*
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* @code
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#import <SDWebImage/UIImageView+WebCache.h>
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...
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- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
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{
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static NSString *MyIdentifier = @"MyIdentifier";
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UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:MyIdentifier];
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if (cell == nil) {
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cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:MyIdentifier];
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}
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// Here we use the provided sd_setImageWithURL:placeholderImage: method to load the web image
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// Ensure you use a placeholder image otherwise cells will be initialized with no image
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[cell.imageView sd_setImageWithURL:[NSURL URLWithString:@"http://example.com/image.jpg"]
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placeholderImage:[UIImage imageNamed:@"placeholder"]];
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cell.textLabel.text = @"My Text";
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return cell;
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}
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* @endcode
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*/
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/**
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* Integrates SDWebImage async downloading and caching of remote images with UIImageView.
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*/
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@interface UIImageView (WebCache)
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/**
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* Set the imageView `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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*/
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- (void)sd_setImageWithURL:(nullable NSURL *)url NS_REFINED_FOR_SWIFT;
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/**
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* Set the imageView `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 placeholder The image to be set initially, until the image request finishes.
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* @see sd_setImageWithURL:placeholderImage:options:
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*/
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- (void)sd_setImageWithURL:(nullable NSURL *)url
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placeholderImage:(nullable UIImage *)placeholder NS_REFINED_FOR_SWIFT;
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/**
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* Set the imageView `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 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 SDWebImageOptions for the possible values.
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*/
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- (void)sd_setImageWithURL:(nullable NSURL *)url
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placeholderImage:(nullable UIImage *)placeholder
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options:(SDWebImageOptions)options NS_REFINED_FOR_SWIFT;
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/**
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* Set the imageView `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 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 SDWebImageOptions for the possible values.
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* @param context A context contains different options to perform specify changes or processes, see `SDWebImageContextOption`. This hold the extra objects which `options` enum can not hold.
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*/
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- (void)sd_setImageWithURL:(nullable NSURL *)url
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placeholderImage:(nullable UIImage *)placeholder
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options:(SDWebImageOptions)options
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context:(nullable SDWebImageContext *)context;
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/**
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* Set the imageView `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 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)sd_setImageWithURL:(nullable NSURL *)url
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completed:(nullable SDExternalCompletionBlock)completedBlock;
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/**
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* Set the imageView `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 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)sd_setImageWithURL:(nullable NSURL *)url
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placeholderImage:(nullable UIImage *)placeholder
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completed:(nullable SDExternalCompletionBlock)completedBlock NS_REFINED_FOR_SWIFT;
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/**
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* Set the imageView `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 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 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)sd_setImageWithURL:(nullable NSURL *)url
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placeholderImage:(nullable UIImage *)placeholder
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options:(SDWebImageOptions)options
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completed:(nullable SDExternalCompletionBlock)completedBlock;
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/**
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* Set the imageView `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 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 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)sd_setImageWithURL:(nullable NSURL *)url
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placeholderImage:(nullable UIImage *)placeholder
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options:(SDWebImageOptions)options
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progress:(nullable SDImageLoaderProgressBlock)progressBlock
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completed:(nullable SDExternalCompletionBlock)completedBlock;
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/**
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* Set the imageView `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 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 SDWebImageOptions for the possible values.
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* @param context A context contains different options to perform specify changes or processes, see `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)sd_setImageWithURL:(nullable NSURL *)url
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placeholderImage:(nullable UIImage *)placeholder
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options:(SDWebImageOptions)options
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context:(nullable SDWebImageContext *)context
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progress:(nullable SDImageLoaderProgressBlock)progressBlock
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completed:(nullable SDExternalCompletionBlock)completedBlock;
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@end
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