Allow choosing time format

Introduce new format string for playback time, supporting formats like
-remaining/total, elapsed/total, …

Fixes #699.

1 files changed, 2 insertions, 0 deletions

diff --git a/src/ui.h b/src/ui.h
index da6bd8e..33d2a76 100644
--- a/src/ui.h
+++ b/src/ui.h
@@ -53,4 +53,6 @@ void BarUiStartEventCmd (const BarSettings_t *, const char *,
 bool BarUiPianoCall (BarApp_t * const, const PianoRequestType_t,
 		void *, PianoReturn_t *, CURLcode *);
 void BarUiHistoryPrepend (BarApp_t *app, PianoSong_t *song);
+void BarUiCustomFormat (char *dest, size_t destSize, const char *format,
+		const char *formatChars, const char **formatVals);