添加背景图下载

songwentong · Jul 30, 2014 · e403b9f · e403b9f
1 parent f6e2164
commit e403b9f
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Showing 3 changed files with 25 additions and 0 deletions.
diff --git a/...codeproj/project.xcworkspace/xcuserdata/songwt.xcuserdatad/UserInterfaceState.xcuserstate b/...codeproj/project.xcworkspace/xcuserdata/songwt.xcuserdatad/UserInterfaceState.xcuserstate
diff --git a/WTRequestCenter/UIKit+WTRequestCenter/UIButton+WTImageCache.h b/WTRequestCenter/UIKit+WTRequestCenter/UIButton+WTImageCache.h
@@ -16,4 +16,11 @@
 - (void)setImageForState:(UIControlState)state
                  withURL:(NSURL *)url
         placeholderImage:(UIImage *)placeholderImage;
+
+- (void)setBackgroundImage:(UIControlState)state
+                   withURL:(NSURL *)url;
+
+- (void)setBackgroundImage:(UIControlState)state
+                   withURL:(NSURL *)url
+          placeholderImage:(UIImage *)placeholderImage;
 @end
diff --git a/WTRequestCenter/UIKit+WTRequestCenter/UIButton+WTImageCache.m b/WTRequestCenter/UIKit+WTRequestCenter/UIButton+WTImageCache.m
@@ -24,4 +24,22 @@ - (void)setImageForState:(UIControlState)state
         [self setImage:image forState:state];
     }];
 }
+
+- (void)setBackgroundImage:(UIControlState)state
+                   withURL:(NSURL *)url
+{
+    [self setBackgroundImage:state withURL:url placeholderImage:nil];
+}
+
+- (void)setBackgroundImage:(UIControlState)state
+                 withURL:(NSURL *)url
+        placeholderImage:(UIImage *)placeholderImage
+{
+    [self setBackgroundImage:placeholderImage forState:state];
+    [WTRequestCenter getImageWithURL:url completionHandler:^(UIImage *image) {
+        [self setBackgroundImage:image forState:state];
+    }];
+}
+
+
 @end