pir-serious-game-ethics/addons/dialogic/Other/timeline_picker.gd
2021-03-25 22:52:07 +01:00

57 lines
1.8 KiB
GDScript

tool
extends EditorProperty
# The main control for editing the property.
var timelines_dropdown = MenuButton.new()
# An internal value of the property.
var current_value = ''
# A guard against internal changes when the property is updated.
var updating = false
func _init():
# Add the control as a direct child of EditorProperty node.
add_child(timelines_dropdown)
# Make sure the control is able to retain the focus.
add_focusable(timelines_dropdown)
# Setup the initial state and connect to the signal to track changes.
timelines_dropdown.connect("about_to_show", self, "_about_to_show_menu")
timelines_dropdown.get_popup().connect("index_pressed", self, '_on_timeline_selected')
func _about_to_show_menu():
# Ignore the signal if the property is currently being updated.
if (updating):
return
# Adding timelines
timelines_dropdown.get_popup().clear()
var index = 0
for c in DialogicUtil.get_sorted_timeline_list():
timelines_dropdown.get_popup().add_item(c['name'])
timelines_dropdown.get_popup().set_item_metadata(index, {'file': c['file'], 'color': c['color']})
index += 1
func _on_timeline_selected(index):
var text = timelines_dropdown.get_popup().get_item_text(index)
var metadata = timelines_dropdown.get_popup().get_item_metadata(index)
current_value = metadata['file']
timelines_dropdown.text = text
emit_changed(get_edited_property(), current_value)
func update_property():
# Read the current value from the property.
var new_value = get_edited_object()[get_edited_property()]
if (new_value == current_value):
return
# Update the control with the new value.
updating = true
current_value = new_value
# Checking for the display name
for c in DialogicUtil.get_timeline_list():
if c['file'] == current_value:
timelines_dropdown.text = c['name']
updating = false