gtk_window_set_resizable(GTK_WINDOW(gd->dialog), TRUE);
gtk_container_set_border_width(GTK_CONTAINER(gd->dialog), PREF_PAD_BORDER);
+#if GTK_CHECK_VERSION(3,22,0)
scrolled = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_propagate_natural_height(GTK_SCROLLED_WINDOW(scrolled), TRUE);
gtk_scrolled_window_set_propagate_natural_width(GTK_SCROLLED_WINDOW(scrolled), TRUE);
gtk_container_add(GTK_CONTAINER(scrolled), vbox);
gtk_container_add(GTK_CONTAINER(gd->dialog), scrolled);
gtk_widget_show(scrolled);
+#else
+ vbox = gtk_vbox_new(FALSE, PREF_PAD_BUTTON_SPACE);
+#endif
gtk_widget_show(vbox);
gd->vbox = gtk_vbox_new(FALSE, PREF_PAD_GAP);