@@ -17,10 +17,11 @@
 
 @class OFArray;
 
 #ifdef OF_HAVE_BLOCKS
 typedef void (^of_dictionary_enumeration_block_t)(id key, id obj, BOOL *stop);
+typedef BOOL (^of_dictionary_filter_block_t)(id key, id obj);
 #endif
 
 struct of_dictionary_bucket
 {
 	id <OFCopying> key;
@@ -162,10 +163,21 @@
  *
  * \param block The block to execute for each key / object pair.
  */
 - (void)enumerateKeysAndObjectsUsingBlock:
     (of_dictionary_enumeration_block_t)block;
+
+/**
+ * Returns a new dictionary, only containing the objects for which the block
+ * returns YES.
+ *
+ * \param block A block which determines if the object should be in the new
+ *		dictionary
+ * \return A new, autoreleased OFDictionary
+ */
+- (OFDictionary*)filteredDictionaryUsingBlock:
+    (of_dictionary_filter_block_t)block;
 #endif
 @end
 
 @interface OFDictionaryEnumerator: OFEnumerator
 {