g_signal_connect (printOp, "begin-print", G_CALLBACK (gtk_begin_print_callback), &dataToSend);
g_signal_connect (printOp, "draw-page", G_CALLBACK (gtk_draw_page_print_callback), &dataToSend);
g_signal_connect (printOp, "end-print", G_CALLBACK (gtk_end_print_callback), printout);
g_signal_connect (printOp, "preview", G_CALLBACK (gtk_preview_print_callback), printout);
g_signal_connect (printOp, "begin-print", G_CALLBACK (gtk_begin_print_callback), &dataToSend);
g_signal_connect (printOp, "draw-page", G_CALLBACK (gtk_draw_page_print_callback), &dataToSend);
g_signal_connect (printOp, "end-print", G_CALLBACK (gtk_end_print_callback), printout);
g_signal_connect (printOp, "preview", G_CALLBACK (gtk_preview_print_callback), printout);