- std::map< std::shared_ptr<QDockWidget>,
- std::shared_ptr<views::ViewBase> > view_docks_;
+ std::map< QDockWidget*, std::shared_ptr<views::ViewBase> > view_docks_;
+
+ std::map< std::shared_ptr<Session>, QMainWindow*> session_windows_;
+
+ QToolButton *new_session_button_;
+ QTabWidget session_selector_;