winfrom 启动后台线程 防止卡住界面及异步刷新界面的代码

if (thread != null && thread.IsAlive)
{
thread.Abort();
}
thread = new Thread(ThreadStart);
thread.IsBackground = true;
thread.TrySetApartmentState(ApartmentState.STA);
thread.Start();

private delegate void Logger(String info);
private void AppendLog(String info)
{
try
{
if (this.InvokeRequired)
{
Logger sm = new Logger(AppendLog);
this.Invoke(sm, info);
}
else
{
this.rtbLog.AppendText(DateTime.Now.ToLongTimeString()+" "+info+"\r\n");
}
}
catch { }
}