Add a Lua script to select region(s) under the playhead

share/scripts/select_regions_at_playhead.lua

@@ -0,0 +1,45 @@
+ardour { ["type"] = "EditorAction", name = "Select Regions at the Playhead",
+	license     = "MIT",
+	author      = "Ardour Team",
+	description = [[Select regions under the playhead on selected track(s)]]
+}
+
+function factory (params) return function ()
+
+	local loc = Session:locations () -- all marker locations
+
+	-- get the playhead postion
+	local playhead = Temporal.timepos_t (Session:transport_sample ())
+
+	local sl = ArdourUI.SelectionList () -- empty selection list
+
+	-- http://manual.ardour.org/lua-scripting/class_reference/#ArdourUI:Selection
+	local sel = Editor:get_selection ()
+
+	-- Track/Bus Selection -- iterate over all Editor-GUI selected tracks
+	-- http://manual.ardour.org/lua-scripting/class_reference/#ArdourUI:TrackSelection
+	for r in sel.tracks:routelist ():iter () do
+		-- each of the items 'r' is-a
+		-- http://manual.ardour.org/lua-scripting/class_reference/#ARDOUR:Route
+
+		local track = r:to_track () -- see if it's a track
+		if track:isnil () then
+			-- if not, skip it
+			goto continue
+		end
+
+		-- get track's playlist
+		-- http://manual.ardour.org/lua-scripting/class_reference/#ARDOUR:Playlist
+		local playlist = track:playlist ()
+
+		for region in playlist:regions_at (playhead):iter () do
+			local rv = Editor:regionview_from_region (region)
+			sl:push_back (rv);
+		end
+
+		::continue::
+	end
+
+  -- set/replace current selection in the editor
+  Editor:set_selection (sl, ArdourUI.SelectionOp.Set);
+end end