Make zoom to session zoom to slightly more than the session (an extra 1% of session length either way)

git-svn-id: svn://localhost/ardour2/branches/3.0@7089 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 7 insertions, 1 deletions

diff --git a/gtk2_ardour/editor_ops.cc b/gtk2_ardour/editor_ops.cc
index 25e0b0016b..0fe828e4ae 100644
--- a/gtk2_ardour/editor_ops.cc
+++ b/gtk2_ardour/editor_ops.cc
@@ -1776,7 +1776,13 @@ Editor::temporal_zoom_session ()
 	ENSURE_GUI_THREAD (*this, &Editor::temporal_zoom_session)
 
 	if (_session) {
-		temporal_zoom_by_frame (_session->current_start_frame(), _session->current_end_frame(), "zoom to _session");
+		nframes_t const l = _session->current_end_frame() - _session->current_start_frame();
+		double s = _session->current_start_frame() - l * 0.01;
+		if (s < 0) {
+			s = 0;
+		}
+		nframes_t const e = _session->current_end_frame() + l * 0.01;
+		temporal_zoom_by_frame (nframes_t (s), e, "zoom to _session");
 	}
 }