godot-steering-ai-framework/godot/Demos/PopulateItemList.gd

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GDScript3
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extends ItemList
signal demo_selected(scene_path)
var file_paths := PoolStringArray()
func _ready() -> void:
# warning-ignore:return_value_discarded
self.connect("item_selected", self, "_on_item_selected")
var this_directory: String = get_tree().current_scene.filename.rsplit("/", false, 1)[0]
file_paths = _find_files(this_directory, ["*Demo.tscn"], true)
populate(file_paths)
select(0)
func populate(demos: PoolStringArray) -> void:
for path in demos:
var demo_name: String = path.rsplit("/", true, 1)[-1]
demo_name = demo_name.rsplit("Demo", true, 1)[0]
demo_name = sentencify(demo_name)
add_item(demo_name)
func sentencify(line: String) -> String:
var regex := RegEx.new()
# warning-ignore:return_value_discarded
regex.compile("[A-Z]")
line = line.split(".", true, 1)[0]
line = regex.sub(line, " $0", true)
return line
func _find_files(
dirpath := "", patterns := PoolStringArray(), is_recursive := false, do_skip_hidden := true
) -> PoolStringArray:
var paths := PoolStringArray()
var directory := Directory.new()
if not directory.dir_exists(dirpath):
printerr("The directory does not exist: %s" % dirpath)
return paths
if not directory.open(dirpath) == OK:
printerr("Could not open the following dirpath: %s" % dirpath)
return paths
# warning-ignore:return_value_discarded
directory.list_dir_begin(true, do_skip_hidden)
var file_name := directory.get_next()
while file_name != "":
if directory.current_is_dir() and is_recursive:
var subdirectory := dirpath.plus_file(file_name)
paths.append_array(_find_files(subdirectory, patterns, is_recursive))
else:
for pattern in patterns:
if file_name.match(pattern):
paths.append(dirpath.plus_file(file_name))
file_name = directory.get_next()
directory.list_dir_end()
return paths
func _on_item_selected(index: int) -> void:
var demo_path := file_paths[index]
emit_signal("demo_selected", demo_path)