From 8963f996e9db7162fc9ff70c2389ab190fa2e506 Mon Sep 17 00:00:00 2001
From: Olivier Poitrey <rs@dailymotion.com>
Date: Sun, 4 Nov 2012 01:51:19 +0100
Subject: [PATCH] Add cancelAll method (fix #168)

---
 SDWebImage/SDWebImageManager.h |  5 +++++
 SDWebImage/SDWebImageManager.m | 15 +++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/SDWebImage/SDWebImageManager.h b/SDWebImage/SDWebImageManager.h
index f528720..f9fa73b 100644
--- a/SDWebImage/SDWebImageManager.h
+++ b/SDWebImage/SDWebImageManager.h
@@ -153,4 +153,9 @@ typedef NSString *(^CacheKeyFilter)(NSURL *url);
  */
 - (void)cancelForDelegate:(id<SDWebImageManagerDelegate>)delegate;
 
+/**
+ * Cancel all current opreations
+ */
+- (void)cancelAll;
+
 @end
diff --git a/SDWebImage/SDWebImageManager.m b/SDWebImage/SDWebImageManager.m
index 22e49b6..ab76576 100644
--- a/SDWebImage/SDWebImageManager.m
+++ b/SDWebImage/SDWebImageManager.m
@@ -209,6 +209,21 @@ static SDWebImageManager *instance;
     }
 }
 
+- (void)cancelAll
+{
+    for (SDWebImageDownloader *downloader in downloaders)
+    {
+        [downloader cancel];
+    }
+    [cacheDelegates removeAllObjects];
+    [cacheURLs removeAllObjects];
+
+    [downloadInfo removeAllObjects];
+    [downloadDelegates removeAllObjects];
+    [downloaders removeAllObjects];
+    [downloaderForURL removeAllObjects];
+}
+
 #pragma mark SDImageCacheDelegate
 
 - (NSUInteger)indexOfDelegate:(id<SDWebImageManagerDelegate>)delegate waitingForURL:(NSURL *)url