Documented categories (appledoc)

@@ -11,8 +11,29 @@
 
 @interface UIButton (WebCache) <SDWebImageManagerDelegate>
 
+/**
+ * Set the imageView `image` with an `url`.
+ *
+ * The downloand is asynchronous and cached.
+ *
+ * @param url The url that the image is found.
+ * @see setImageWithURL:placeholderImage:
+ */
 - (void)setImageWithURL:(NSURL *)url;
+
+/**
+ * Set the imageView `image` with an `url` and a placeholder.
+ *
+ * The downloand is asynchronous and cached.
+ *
+ * @param url The url that the `image` is found.
+ * @param placeholder A `image` that will be visible while loading the final image.
+ */
 - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder;
+
+/**
+ * Cancel the current download
+ */
 - (void)cancelCurrentImageLoad;
 
 @end

@@ -12,9 +12,41 @@
 
 @interface UIImageView (WebCache) <SDWebImageManagerDelegate>
 
+/**
+ * Set the imageView `image` with an `url`.
+ *
+ * The downloand is asynchronous and cached.
+ *
+ * @param url The url that the image is found.
+ * @see setImageWithURL:placeholderImage:
+ */
 - (void)setImageWithURL:(NSURL *)url;
+
+/**
+ * Set the imageView `image` with an `url` and a placeholder.
+ *
+ * The downloand is asynchronous and cached.
+ *
+ * @param url The url that the `image` is found.
+ * @param placeholder A `image` that will be visible while loading the final image.
+ * @see setImageWithURL:placeholderImage:options:
+ */
 - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder;
+
+/**
+ * Set the imageView `image` with an `url`, placeholder and custom options.
+ *
+ * The downloand is asynchronous and cached.
+ *
+ * @param url The url that the `image` is found.
+ * @param placeholder A `image` that will be visible while loading the final image.
+ * @param options A list of `SDWebImageOptions` for current `imageView`. Available options are `SDWebImageRetryFailed`, `SDWebImageLowPriority` and `SDWebImageCacheMemoryOnly`.
+ */
 - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options;
+
+/**
+ * Cancel the current download
+ */
 - (void)cancelCurrentImageLoad;
 
 @end