void slotRebuildTrackHeaders();
/** @brief The tracks count or a track name changed, rebuild and notify */
void slotReloadTracks();
void slotChangeTrackLock(int ix, bool lock);
void slotVerticalZoomDown();
void slotVerticalZoomUp();
void slotRebuildTrackHeaders();
/** @brief The tracks count or a track name changed, rebuild and notify */
void slotReloadTracks();
void slotChangeTrackLock(int ix, bool lock);
void slotVerticalZoomDown();
void slotVerticalZoomUp();