1 files changed, 9 insertions, 0 deletions
diff --git a/lib/events/stateevent.h b/lib/events/stateevent.h
index d82de7e1..dc017b11 100644
--- a/lib/events/stateevent.h
+++ b/lib/events/stateevent.h
@@ -38,6 +38,9 @@ namespace QMatrixClient {
     using StateEventPtr = event_ptr_tt<StateEventBase>;
     using StateEvents = EventsArray<StateEventBase>;
 
+    template <>
+    inline bool is<StateEventBase>(const Event& e) { return e.isStateEvent(); }
+
     /**
      * A combination of event type and state key uniquely identifies a piece
      * of state in Matrix.
@@ -88,6 +91,12 @@ namespace QMatrixClient {
             }
 
             const ContentT& content() const { return _content; }
+            template <typename VisitorT>
+            void editContent(VisitorT&& visitor)
+            {
+                visitor(_content);
+                editJson()[ContentKeyL] = _content.toJson();
+            }
             [[deprecated("Use prevContent instead")]]
             const ContentT* prev_content() const { return prevContent(); }
             const ContentT* prevContent() const