gtk_tree_view_set_enable_search(view, FALSE );
gtk_tree_view_set_headers_visible( view, FALSE );
view.connect( "button_press_event", G_CALLBACK( EntityClassList_button_press ), 0 );
gtk_tree_view_set_enable_search(view, FALSE );
gtk_tree_view_set_headers_visible( view, FALSE );
view.connect( "button_press_event", G_CALLBACK( EntityClassList_button_press ), 0 );