add gamepad support to menus

examples/LanguageSelectorExample.gd

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+# Example of how to use the LanguageSelector component in any scene
+extends Control
+
+@onready var language_selector: LanguageSelector = $LanguageSelector
+
+func _ready():
+	DebugManager.log_info("LanguageSelector example ready", "Example")
+
+	# Connect to language change events
+	if language_selector.language_changed.is_connected(_on_language_changed):
+		language_selector.language_changed.disconnect(_on_language_changed)
+	language_selector.language_changed.connect(_on_language_changed)
+
+func _on_language_changed(new_language: String):
+	DebugManager.log_info("Language changed to: " + new_language, "Example")
+	# Handle language change in your scene
+	# For example: update UI text, save preferences, etc.
+
+# Example of integrating with a navigation system
+func handle_input_on_language_selector(action: String) -> bool:
+	return language_selector.handle_input_action(action)
+
+# Example of highlighting the selector when selected
+func set_language_selector_highlighted(highlighted: bool):
+	language_selector.set_highlighted(highlighted)