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Improve operation behavior to get more information of it.

This commit is contained in:
Naoki Morita 2014-12-16 11:48:26 +09:00
parent 3d3471e490
commit cd977d70a4
3 changed files with 28 additions and 7 deletions
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3
SDWebImage/SDWebImageDownloader.m
View File

@ -10,9 +10,6 @@
#import "SDWebImageDownloaderOperation.h"
#import <ImageIO/ImageIO.h>
NSString *const SDWebImageDownloadStartNotification = @"SDWebImageDownloadStartNotification";
NSString *const SDWebImageDownloadStopNotification = @"SDWebImageDownloadStopNotification";
static NSString *const kProgressCallbackKey = @"progress";
static NSString *const kCompletedCallbackKey = @"completed";

15
SDWebImage/SDWebImageDownloaderOperation.h
View File

@ -10,6 +10,11 @@
#import "SDWebImageDownloader.h"
#import "SDWebImageOperation.h"
extern NSString *const SDWebImageDownloadStartNotification;
extern NSString *const SDWebImageDownloadReceiveResponseNotification;
extern NSString *const SDWebImageDownloadStopNotification;
extern NSString *const SDWebImageDownloadFinishNotification;
@interface SDWebImageDownloaderOperation : NSOperation <SDWebImageOperation>
/**
@ -36,6 +41,16 @@
*/
@property (assign, nonatomic, readonly) SDWebImageDownloaderOptions options;
/**
* The expected size of data.
*/
@property (assign, nonatomic) NSInteger expectedSize;
/**
* The response returned by the operation's connection.
*/
@property (strong, nonatomic) NSURLResponse *response;
/**
* Initializes a `SDWebImageDownloaderOperation` object
*

17
SDWebImage/SDWebImageDownloaderOperation.m
View File

@ -12,6 +12,11 @@
#import <ImageIO/ImageIO.h>
#import "SDWebImageManager.h"
NSString *const SDWebImageDownloadStartNotification = @"SDWebImageDownloadStartNotification";
NSString *const SDWebImageDownloadReseiveResponseNotification = @"SDWebImageDownloadReseiveResponseNotification";
NSString *const SDWebImageDownloadStopNotification = @"SDWebImageDownloadStopNotification";
NSString *const SDWebImageDownloadFinishNotification = @"SDWebImageDownloadFinishNotification";
@interface SDWebImageDownloaderOperation () <NSURLConnectionDataDelegate>
@property (copy, nonatomic) SDWebImageDownloaderProgressBlock progressBlock;
@ -20,7 +25,6 @@
@property (assign, nonatomic, getter = isExecuting) BOOL executing;
@property (assign, nonatomic, getter = isFinished) BOOL finished;
@property (assign, nonatomic) NSInteger expectedSize;
@property (strong, nonatomic) NSMutableData *imageData;
@property (strong, nonatomic) NSURLConnection *connection;
@property (strong, atomic) NSThread *thread;
@ -209,6 +213,10 @@
}
self.imageData = [[NSMutableData alloc] initWithCapacity:expected];
self.response = response;
dispatch_async(dispatch_get_main_queue(), ^{
[[NSNotificationCenter defaultCenter] postNotificationName:SDWebImageDownloadResponseNotification object:self];
});
}
else {
NSUInteger code = [((NSHTTPURLResponse *)response) statusCode];
@ -221,7 +229,7 @@
[self.connection cancel];
}
dispatch_async(dispatch_get_main_queue(), ^{
[[NSNotificationCenter defaultCenter] postNotificationName:SDWebImageDownloadStopNotification object:nil];
[[NSNotificationCenter defaultCenter] postNotificationName:SDWebImageDownloadStopNotification object:self];
});
if (self.completedBlock) {
@ -346,7 +354,8 @@
self.thread = nil;
self.connection = nil;
dispatch_async(dispatch_get_main_queue(), ^{
[[NSNotificationCenter defaultCenter] postNotificationName:SDWebImageDownloadStopNotification object:nil];
[[NSNotificationCenter defaultCenter] postNotificationName:SDWebImageDownloadStopNotification object:self];
[[NSNotificationCenter defaultCenter] postNotificationName:SDWebImageDownloadFinishNotification object:self];
});
}
@ -385,7 +394,7 @@
self.thread = nil;
self.connection = nil;
dispatch_async(dispatch_get_main_queue(), ^{
[[NSNotificationCenter defaultCenter] postNotificationName:SDWebImageDownloadStopNotification object:nil];
[[NSNotificationCenter defaultCenter] postNotificationName:SDWebImageDownloadStopNotification object:self];
});
}