pins: separate msgs, sort and store

components/chatlist.hpp

@@ -20,6 +20,7 @@ public:
     void UpdateMessageReactions(Snowflake id);
     void SetFailedByNonce(const std::string &nonce);
     std::vector<Snowflake> GetRecentAuthors();
+    void SetSeparateAll(bool separate);
 
 private:
     void OnScrollEdgeOvershot(Gtk::PositionType pos);
@@ -35,6 +36,8 @@ private:
     bool m_should_scroll_to_bottom = true;
     Gtk::ListBox m_list;
 
+    bool m_separate_all = false;
+
 public:
     // these are all forwarded by the parent
     using type_signal_action_message_delete = sigc::signal<void, Snowflake, Snowflake>;