private void CreateFromTaskSource()
        {
            if (TaskSource == null)
            {
                return;
            }

            var taskSourceType = TaskSource.GetType();
            var taskType       = taskSourceType.GenericTypeArguments[0];

            if (taskType.IsGenericType)
            {
                var taskResultType         = taskType.GenericTypeArguments[0];
                var taskLoaderNotifierType = typeof(TaskLoaderNotifier <>).MakeGenericType(taskResultType);
                TaskLoaderNotifier = (ITaskLoaderNotifier)Activator.CreateInstance(taskLoaderNotifierType, TaskSource);
                return;
            }

            TaskLoaderNotifier = new TaskLoaderNotifier(TaskSource);
        }