unreal notification

unreal_notification.py

from threading import Timer
import unreal


@unreal.uclass()
class DeletedUnusedMaterials(unreal.EditorUtilityTask):
    pass


def update_notification(notification, message):
    notification.set_task_notification_text(str(message))
    notification.finish_executing_task()


def create_notification():
    notification = DeletedUnusedMaterials()
    util_subsystem = unreal.get_editor_subsystem(unreal.EditorUtilitySubsystem)
    notification.receive_begin_execution()
    notification.finish_executing_task()
    util_subsystem.register_and_execute_task(notification)
    return notification


def my_function():
    # Create a notification dialog popup
    notification = create_notification()

    # Create a threaded timer to force notification to close
    t = Timer(2.0, lambda: update_notification(notification, 'Successfully Completed.'))
    t.start()

    print("...code...")