print_pixbuf.c

void   print_pixbuf(GtkWidget* widget, MainWin* mw)
{	
    GtkPrintOperation *op;
    GtkPrintOperationResult res;
    GtkPrintSettings *settings;

    op = gtk_print_operation_new ();

    gtk_print_operation_set_n_pages (op, g_list_length (mw->img_list->list));
    gtk_print_operation_set_unit (op, GTK_UNIT_MM);
    g_signal_connect (op, "draw_page", G_CALLBACK (draw_page), mw);
    res = gtk_print_operation_run (op, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG, mw, NULL);
}