72 lines
2.3 KiB
Lua
72 lines
2.3 KiB
Lua
ardour {
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["type"] = "EditorAction",
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name = "Rename regions from markers",
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license = "MIT",
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author = "Christopher Arndt",
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description = [[Rename selected regions using track name and label of range marker at region start]]
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}
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function factory()
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-- there is currently no direct way to find the track
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-- corresponding to a [selected] region
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---@param region_id ID
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---@return Track?
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local function find_track_for_region(region_id)
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for route in Session:get_tracks():iter() do
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local track = route:to_track()
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local pl = track:playlist()
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if not pl:region_by_id(region_id):isnil() then
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return track
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end
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end
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assert(0) -- can't happen, region must be in a playlist
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end
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return function ()
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local sel = Editor:get_selection() -- get current selection
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local loc = Session:locations() -- get locations
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-- prepare undo operation
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Session:begin_reversible_command("Rename regions from markers")
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-- for each selected region...
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for region in sel.regions:regionlist():iter() do
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-- test if it's an audio region
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if region:to_audioregion():isnil() then
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goto next
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end
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--~ print("Region:", region:name())
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local rid = region:to_stateful():id()
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--~ print("ID:", rid:to_s())
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-- get range marker at region start position
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local pos = region:position()
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local mloc = loc:range_starts_at(pos, Temporal.timecnt_t(0), true)
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if not mloc then
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goto next
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end
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local track = find_track_for_region(rid)
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if track then
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region:to_stateful():clear_changes()
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--~ print("Marker label:", mloc:name())
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-- rename region to track name + marker label
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region:set_name(track:name() .. " " .. mloc:name())
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-- collect undo data
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Session:add_stateful_diff_command(region:to_statefuldestructible())
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end
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::next::
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end
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-- all done, commit the combined Undo Operation
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if not Session:abort_empty_reversible_command() then
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Session:commit_reversible_command(nil)
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end
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end
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end
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