public:
//Gtk::TreeView* get_param_tree_view() { return param_tree_view_; }
- Gtk::TreeView& param_tree_view() { return *param_tree_view_; }
+ //Gtk::TreeView& param_tree_view() { return *param_tree_view_; }
Gtk::HBox& get_hbox() { return *hbox; }
Gtk::TreeView& get_layer_tree_view() { return *layer_tree_view_; }