--- a/straw/model/__init__.py
+++ b/straw/model/__init__.py
@@ -202,6 +202,10 @@ class Category(Node):
     def on_unread_count_changed(self, obj, old_value, delta):
         self.props.unread_count += delta
 
+    def mark_items_as_read(self):
+	for child in self.children:
+	    child.mark_items_as_read()
+
 class Feed(Node):
     """
     Represents a feed - a node that can contain items. Feeds cannot have
@@ -269,6 +273,11 @@ class Feed(Node):
         else:
             self.props.unread_count += 1
 
+    def mark_items_as_read(self):
+	debug(self.items)
+	for item in self.items:
+	    item.props.is_read = True
+
 class Item(GObject):
     persistent_properties = [ "id", "title", "feed_id", "is_read", "link", "pub_date", "description" ]
     persistent_table = "items"