Added volume bar and song list and refactored character select

CharacterSelect.gd

@@ -0,0 +1,44 @@
+extends Control
+
+@onready
+var character_grid_container := $ScrollContainer2
+
+@onready
+var character_grid := $ScrollContainer2/GridContainer
+
+signal character_selected(file_name)
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	var characters := DirAccess.open("res://characters/")
+	if characters:
+		characters.list_dir_begin()
+		var file_name = characters.get_next()
+		while file_name != "":
+			if !file_name.ends_with(".import"):
+
+				var texture = load("res://characters/" + file_name)
+
+				var texture_btn := TextureButton.new()
+			
+				character_grid.add_child(texture_btn)
+				texture_btn.custom_minimum_size = Vector2(80, 40)
+				texture_btn.ignore_texture_size = true
+				texture_btn.stretch_mode = TextureButton.STRETCH_KEEP_ASPECT
+				texture_btn.texture_normal = texture
+				
+				texture_btn.pressed.connect(select_character.bind(file_name))
+			
+			file_name = characters.get_next()
+			
+func show_grid():
+	character_grid_container.visible = true
+
+func select_character(file_name: String):
+	print("select_character")
+	#character_grid_container.visible = false
+	character_selected.emit(file_name)
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta):
+	pass