priv->top_toolbar = gtk_toolbar_new ();
gtk_toolbar_set_style (GTK_TOOLBAR (priv->top_toolbar), GTK_TOOLBAR_BOTH_HORIZ);
priv->top_toolbar = gtk_toolbar_new ();
gtk_toolbar_set_style (GTK_TOOLBAR (priv->top_toolbar), GTK_TOOLBAR_BOTH_HORIZ);
gtk_widget_show (priv->top_toolbar);
gtk_box_pack_start (GTK_BOX (top_hbox), priv->top_toolbar, TRUE, TRUE, 0);
gtk_widget_show (priv->top_toolbar);
gtk_box_pack_start (GTK_BOX (top_hbox), priv->top_toolbar, TRUE, TRUE, 0);