X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fwx%2Fsubtitle_appearance_dialog.cc;h=ad4c038503b1e25567e0baa8b8a03a49ef334284;hb=78743f9b9fe708bcbea75c6bd25b83ba7bb6a6bc;hp=339388be6e14e0eb25141f2efc8a49ea358599f3;hpb=4fb4b414b70cb38d405b6c3dd6c12b6a4d918d40;p=dcpomatic.git

diff --git a/src/wx/subtitle_appearance_dialog.cc b/src/wx/subtitle_appearance_dialog.cc
index 339388be6..ad4c03850 100644
--- a/src/wx/subtitle_appearance_dialog.cc
+++ b/src/wx/subtitle_appearance_dialog.cc
@@ -58,7 +58,7 @@ SubtitleAppearanceDialog::SubtitleAppearanceDialog (wxWindow* parent, shared_ptr
 		/* 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));
-			JobManager::instance()->add(shared_ptr<Job>(new ExamineFFmpegSubtitlesJob(film, ff)));
+			_job = JobManager::instance()->add(shared_ptr<Job>(new ExamineFFmpegSubtitlesJob(film, ff)));
 		}
 	}
 
@@ -107,7 +107,10 @@ SubtitleAppearanceDialog::SubtitleAppearanceDialog (wxWindow* parent, shared_ptr
 		t->SetLabelMarkup (_("<b>New colour</b>"));
 		_colour_table->Add (t, 1, wxALIGN_CENTER);
 
-		add_colours ();
+		shared_ptr<Job> job = _job.lock ();
+		if (!job || job->finished()) {
+			add_colours ();
+		}
 
 		_colours_panel->SetSizer (_colour_table);