midi note paste undo fix.

1 files changed, 8 insertions, 1 deletions

diff --git a/gtk2_ardour/midi_region_view.cc b/gtk2_ardour/midi_region_view.cc
index ad7b618f5d..e3179e0f94 100644
--- a/gtk2_ardour/midi_region_view.cc
+++ b/gtk2_ardour/midi_region_view.cc
@@ -3425,10 +3425,12 @@ MidiRegionView::selection_as_cut_buffer () const
 bool
 MidiRegionView::paste (framepos_t pos, const ::Selection& selection, PasteContext& ctx)
 {
+	bool commit = false;
 	// Paste notes, if available
 	MidiNoteSelection::const_iterator m = selection.midi_notes.get_nth(ctx.counts.n_notes());
 	if (m != selection.midi_notes.end()) {
 		ctx.counts.increase_n_notes();
+		if (!(*m)->empty()) { commit = true; }
 		paste_internal(pos, ctx.count, ctx.times, **m);
 	}
 
@@ -3436,9 +3438,14 @@ MidiRegionView::paste (framepos_t pos, const ::Selection& selection, PasteContex
 	typedef RouteTimeAxisView::AutomationTracks ATracks;
 	const ATracks& atracks = midi_view()->automation_tracks();
 	for (ATracks::const_iterator a = atracks.begin(); a != atracks.end(); ++a) {
-		a->second->paste(pos, selection, ctx);
+		if (a->second->paste(pos, selection, ctx)) {
+			commit = true;
+		}
 	}
 
+	if (commit) {
+		trackview.editor().commit_reversible_command ();
+	}
 	return true;
 }