GtkWidget *drawing = gtk_drawing_area_new();
gtk_paned_pack1(GTK_PANED(paned), drawing, TRUE, FALSE);
//gtk_box_pack_end(GTK_BOX(vbox), drawing, TRUE, TRUE, 0);
GtkWidget *drawing = gtk_drawing_area_new();
gtk_paned_pack1(GTK_PANED(paned), drawing, TRUE, FALSE);
//gtk_box_pack_end(GTK_BOX(vbox), drawing, TRUE, TRUE, 0);