YwxAppWpfBarrage/YwxAppWpfDanMu/Services/DanMuDispatcher.cs

using System;
using System.Windows.Threading;

namespace YwxAppWpfDanMu.Services
{
    public class DanMuDispatcher
    {
        private readonly Dispatcher _dispatcher;

        public DanMuDispatcher(Dispatcher dispatcher)
        {
            _dispatcher = dispatcher ?? throw new ArgumentNullException(nameof(dispatcher));
        }

        public void Invoke(Action action, DispatcherPriority priority = DispatcherPriority.Normal)
        {
            if (_dispatcher.CheckAccess())
            {
                action();
            }
            else
            {
                _dispatcher.Invoke(action, priority);
            }
        }

        public void BeginInvoke(Action action, DispatcherPriority priority = DispatcherPriority.Normal)
        {
            _dispatcher.BeginInvoke(action, priority);
        }
    }
}