First commit 🎉

game/gui/components/dialog_menu/dialog_menu.gd

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+class_name GUIDialogMenu
+extends Control
+@warning_ignore("return_value_discarded")
+@warning_ignore("unused_signal")
+
+signal shown
+
+@export var option_scene: PackedScene
+## Max height of the menu in pixels. If visible options make the menu to exceed this value, it will
+## enable a vertical scroll bar.
+@export var max_height := 49
+@export_category("Option buttons")
+@export var normal_font_color: Color = Color("706deb")
+@export var normal_used_font_color: Color = Color("2e2c9b")
+@export var hover_font_color: Color = Color("ffffff")
+@export var hover_used_font_color: Color = Color("b2b2b2")
+@export var pressed_font_color: Color = Color("a9ff9f")
+@export var pressed_used_font_color: Color = Color("56ac4d")
+
+var current_options := []
+
+@onready var panel_container: PanelContainer = $PanelContainer
+@onready var dialog_options_container: VBoxContainer = %DialogOptionsContainer
+
+
+#region Godot ######################################################################################
+func _ready() -> void:
+	for child in dialog_options_container.get_children():
+		child.queue_free()
+	
+	panel_container.custom_minimum_size = Vector2.ZERO
+	
+	# Connect to own signals
+	gui_input.connect(_clicked)
+	
+	# Connect to autoloads signals
+	PopochiuUtils.d.dialog_options_requested.connect(_create_options.bind(true))
+	PopochiuUtils.d.inline_dialog_requested.connect(_create_inline_options)
+	PopochiuUtils.d.dialog_finished.connect(remove_options)
+	
+	hide()
+
+
+#endregion
+
+#region Private ####################################################################################
+func _clicked(event: InputEvent) -> void:
+	if PopochiuUtils.get_click_or_touch_index(event) == MOUSE_BUTTON_LEFT:
+		accept_event()
+
+
+# Creates an Array of PopochiuDialogOption to show dialog tree options created
+# during execution, (those that are created after calling D.show_inline_dialog)
+func _create_inline_options(opts: Array) -> void:
+	var tmp_opts := []
+	for idx in opts.size():
+		var new_opt: PopochiuDialogOption = PopochiuDialogOption.new()
+		
+		new_opt.id = str(idx)
+		new_opt.text = opts[idx]
+		
+		tmp_opts.append(new_opt)
+
+	_create_options(tmp_opts, true)
+
+
+func _create_options(options := [], autoshow := false) -> void:
+	remove_options()
+	
+	if options.is_empty():
+		if not current_options.is_empty():
+			show_options()
+		return
+	
+	current_options = options.duplicate(true)
+	
+	for dialog_option: PopochiuDialogOption in options:
+		var dialog_menu_option := option_scene.instantiate()
+		dialog_menu_option.normal_color = normal_font_color
+		dialog_menu_option.normal_used_color = normal_used_font_color
+		dialog_menu_option.hover_color = hover_font_color
+		dialog_menu_option.hover_used_color = hover_used_font_color
+		dialog_menu_option.pressed_color = pressed_font_color
+		dialog_menu_option.pressed_used_color = pressed_used_font_color
+		dialog_options_container.add_child(dialog_menu_option)
+		
+		dialog_menu_option.option = dialog_option
+		dialog_menu_option.pressed.connect(_on_option_clicked)
+		
+		if dialog_option.disabled or not dialog_option.visible:
+			dialog_menu_option.hide()
+		else:
+			dialog_menu_option.show()
+	
+	if autoshow: show_options()
+	await get_tree().create_timer(0.1).timeout
+	
+	# Fix: Height and position of the dialog menu was wrong when changing the amount of options to
+	# show.
+	var options_height := 0
+	var visible_options := 0
+	for opt in dialog_options_container.get_children():
+		if not opt.visible: continue
+		
+		options_height += opt.size.y
+		visible_options += 1
+	
+	options_height += (
+		dialog_options_container.get_theme_constant("separation") * (visible_options - 1)
+	)
+	
+	panel_container.size.y = min(options_height, max_height)
+	panel_container.position.y = PopochiuUtils.e.height - panel_container.size.y
+
+
+func remove_options(_dialog: PopochiuDialog = null) -> void:
+	if not current_options.is_empty():
+		current_options.clear()
+		
+		for btn in dialog_options_container.get_children():
+			btn.queue_free()
+	
+	await get_tree().process_frame
+	
+	size.y = 0
+	dialog_options_container.size.y = 0
+
+
+func show_options() -> void:
+	PopochiuUtils.g.block()
+	PopochiuUtils.g.dialog_options_shown.emit()
+	
+	show()
+	shown.emit()
+
+
+func _on_option_clicked(opt: PopochiuDialogOption) -> void:
+	PopochiuUtils.g.unblock()
+	
+	hide()
+	PopochiuUtils.d.option_selected.emit(opt)
+
+
+#endregion