From e0c07e230631ce39e371a89853854345a52c2817 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Mon, 3 Jan 2022 23:51:33 +0100
Subject: [PATCH] Add ImportAsTrigger mode

This is like ImportAsTrack, except the imported region is not
added to the timeline, but the first trigger slot.
---
 gtk2_ardour/editing_syms.h         |  1 +
 gtk2_ardour/editor_audio_import.cc | 18 +++++++++++++-----
 gtk2_ardour/enums.cc               |  1 +
 gtk2_ardour/sfdb_ui.cc             |  3 +++
 4 files changed, 18 insertions(+), 5 deletions(-)

diff --git a/gtk2_ardour/editing_syms.h b/gtk2_ardour/editing_syms.h
index bc5331c4c7..4f3f9afd25 100644
--- a/gtk2_ardour/editing_syms.h
+++ b/gtk2_ardour/editing_syms.h
@@ -86,6 +86,7 @@ DISPLAYCONTROL(ShowWaveformsRecording)
 IMPORTMODE(ImportAsRegion)
 IMPORTMODE(ImportToTrack)
 IMPORTMODE(ImportAsTrack)
+IMPORTMODE(ImportAsTrigger)
 
 // if this is changed, remember to update the string table in sfdb_ui.cc
 IMPORTPOSITION(ImportAtTimestamp)
diff --git a/gtk2_ardour/editor_audio_import.cc b/gtk2_ardour/editor_audio_import.cc
index ead7711304..199e85d791 100644
--- a/gtk2_ardour/editor_audio_import.cc
+++ b/gtk2_ardour/editor_audio_import.cc
@@ -1085,6 +1085,8 @@ Editor::finish_bringing_in_material (boost::shared_ptr<Region> region,
 		break;
 	}
 
+	case ImportAsTrigger:
+	/* fallthrough */
 	case ImportAsTrack:
 	{
 		if (!existing_track) {
@@ -1137,11 +1139,17 @@ Editor::finish_bringing_in_material (boost::shared_ptr<Region> region,
 			}
 		}
 
-		boost::shared_ptr<Playlist> playlist = existing_track->playlist();
-		boost::shared_ptr<Region> copy (RegionFactory::create (region, true));
-		playlist->clear_changes ();
-		playlist->add_region (copy, pos);
-		_session->add_command (new StatefulDiffCommand (playlist));
+		if (mode == ImportAsTrigger) {
+			boost::shared_ptr<Region> copy (RegionFactory::create (region, true));
+			/* TODO handle ImportSerializeFiles, pos > 0, use next free trigger-slot */
+			existing_track->triggerbox ()->set_from_selection (0, copy);
+		} else {
+			boost::shared_ptr<Playlist> playlist = existing_track->playlist();
+			boost::shared_ptr<Region> copy (RegionFactory::create (region, true));
+			playlist->clear_changes ();
+			playlist->add_region (copy, pos);
+			_session->add_command (new StatefulDiffCommand (playlist));
+		}
 		break;
 	}
 
diff --git a/gtk2_ardour/enums.cc b/gtk2_ardour/enums.cc
index 222addca6a..a8ee70f724 100644
--- a/gtk2_ardour/enums.cc
+++ b/gtk2_ardour/enums.cc
@@ -80,6 +80,7 @@ setup_gtk_ardour_enums ()
 	REGISTER_ENUM (ImportAsTrack);
 	REGISTER_ENUM (ImportToTrack);
 	REGISTER_ENUM (ImportAsRegion);
+	REGISTER_ENUM (ImportAsTrigger);
 	REGISTER (import_mode);
 
 	REGISTER_ENUM (EditAtPlayhead);
diff --git a/gtk2_ardour/sfdb_ui.cc b/gtk2_ardour/sfdb_ui.cc
index 2f30cd2c43..254f247323 100644
--- a/gtk2_ardour/sfdb_ui.cc
+++ b/gtk2_ardour/sfdb_ui.cc
@@ -142,6 +142,9 @@ importmode2string (ImportMode mode)
 		return _("to selected tracks");
 	case ImportAsRegion:
 		return _("to source list");
+	case ImportAsTrigger:
+		/* TODO: n/a */
+		break;
 	}
 	abort(); /*NOTREACHED*/
 	return _("as new tracks");