摘要：BackgroundWorker BarckgroundworkerBtn; private void button1_Click(object sender, RoutedEventArgs e) { BarckgroundworkerBtn = new BackgroundWorker(); BarckgroundworkerBtn.DoWork += new DoWorkEventHandler(BarckgroundworkerBtn_DoWork); BarckgroundworkerBtn.RunWorkerAsync();} private void Barckgroundwor 阅读全文