g_signal_connect (G_OBJECT (job_info->job), "page-ready",
G_CALLBACK (job_page_ready_cb),
pixbuf_cache);
g_signal_connect (G_OBJECT (job_info->job), "finished",
G_CALLBACK (job_finished_cb),
pixbuf_cache);
g_signal_connect (G_OBJECT (job_info->job), "page-ready",
G_CALLBACK (job_page_ready_cb),
pixbuf_cache);
g_signal_connect (G_OBJECT (job_info->job), "finished",
G_CALLBACK (job_finished_cb),
pixbuf_cache);