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Description

"Given a label sub-scene extended with the following script :\r\n\r\n```\r\nextends Label\r\n\r\n# Display time in seconds.\r\n@export var display_time : float = 1.5\r\n\r\n# Fade time in seconds.\r\n@export var fade_time : float = 1.5\r\n\r\nfunc set_message(message : String) -> void:\r\n\ttext = message\r\n\tvar tween = get_tree().create_tween()\r\n\ttween.tween_property(self, \"modulate\", Color(1.0, 1.0, 1.0, 0.0), fade_time).set_delay(display_time)\r\n\ttween.tween_callback(queue_free)\r\n```\r\n\r\nand using the code of the snippet : [Message Bus](https:\/\/beta.thegodotbarn.com\/contributions\/snippet\/29\/message-bus)\r\n\r\nYou can know defined a UI zone where messages are displayed for a certain amount of time before vanishing."

Main code

extends Control

@onready var container : VBoxContainer = $Container

@onready var log_scene : PackedScene = preload("res://scenes/ui/LogMessage.tscn")

func _ready() -> void:
	MessageBus.on_message.connect(_on_message)

func _on_message(message : String) -> void:
	call_deferred("_add_log", message)

func _add_log(message : String) -> void:
	var timestamped_message : String = "[%s] %s" % [ Time.get_time_string_from_system(), message ]
	var new_log : Label = log_scene.instantiate()
	container.add_child(new_log)
	container.move_child(new_log, 0)
	new_log.set_message(timestamped_message)

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