Make ContentChange into a generic ChangeSignaller and use it for Filmv2.13.44

changes, since we setup_pieces() in response to at least one of these and
hence we must know before it happens so we can suspend the butler and player.

1 files changed, 3 insertions, 1 deletions

diff --git a/src/lib/film.h b/src/lib/film.h
index 649768c7a..26700323a 100644
--- a/src/lib/film.h
+++ b/src/lib/film.h
@@ -335,8 +335,10 @@ public:
 private:
 
 	friend struct ::isdcf_name_test;
+	template <typename> friend class ChangeSignaller;
 
-	void signal_changed (Property);
+	void signal_change (ChangeType, Property);
+	void signal_change (ChangeType, int);
 	std::string video_identifier () const;
 	void playlist_change (ChangeType);
 	void playlist_order_changed ();