/* XXX: assuming that all FFmpeg streams have bitmap subs */
if (_stream->colours().empty()) {
_job_manager_connection = JobManager::instance()->ActiveJobsChanged.connect(boost::bind(&SubtitleAppearanceDialog::active_jobs_changed, this, _1));
/* XXX: assuming that all FFmpeg streams have bitmap subs */
if (_stream->colours().empty()) {
_job_manager_connection = JobManager::instance()->ActiveJobsChanged.connect(boost::bind(&SubtitleAppearanceDialog::active_jobs_changed, this, _1));