From df564f132b73f85da32764ae6858c1cb76b3ddb7 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Fri, 3 Oct 2025 14:19:11 -0600
Subject: [PATCH] new pianoroll note range enum, denoting "user selected range"

---
 gtk2_ardour/midi_view_background.cc | 4 +++-
 gtk2_ardour/midi_view_background.h  | 3 ++-
 gtk2_ardour/prh_base.cc             | 1 +
 3 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/gtk2_ardour/midi_view_background.cc b/gtk2_ardour/midi_view_background.cc
index e84827566b..32d03c77a2 100644
--- a/gtk2_ardour/midi_view_background.cc
+++ b/gtk2_ardour/midi_view_background.cc
@@ -190,7 +190,9 @@ MidiViewBackground::setup_note_lines()
 void
 MidiViewBackground::set_note_visibility_range_style (VisibleNoteRange r)
 {
-	if (r == ContentsRange) {
+	if (r == UserRange) {
+		_visibility_note_range = UserRange;
+	} else if (r == ContentsRange) {
 		if (apply_note_range (_data_note_min, _data_note_max, true)) {
 			_visibility_note_range = ContentsRange;
 		}
diff --git a/gtk2_ardour/midi_view_background.h b/gtk2_ardour/midi_view_background.h
index 997552a7b1..6edd2f1cde 100644
--- a/gtk2_ardour/midi_view_background.h
+++ b/gtk2_ardour/midi_view_background.h
@@ -75,7 +75,8 @@ class MidiViewBackground : public virtual ViewBackground
 
 	enum VisibleNoteRange {
 		FullRange,
-		ContentsRange
+		ContentsRange,
+		UserRange
 	};
 
 	ARDOUR::NoteMode  note_mode() const { return _note_mode; }
diff --git a/gtk2_ardour/prh_base.cc b/gtk2_ardour/prh_base.cc
index 9c18008fe4..7ea1594e12 100644
--- a/gtk2_ardour/prh_base.cc
+++ b/gtk2_ardour/prh_base.cc
@@ -665,6 +665,7 @@ void
 PianoRollHeaderBase::end_scroomer_drag ()
 {
 	_scroomer_drag = false;
+	_midi_context.set_note_visibility_range_style (MidiViewBackground::UserRange);
 }
 
 bool