//手動(dòng)創(chuàng)建backgroundworker組件///創(chuàng)建 private backgroundworker bgd = new backgroundworker(); ///聲明xmldoment private xmldoment doment = null; /// Load 加載事件 private void Form1_Load(object sender , EventArgs e) { /// 執(zhí)行操作 this.bgd.DoWorker +=delegate(object obj,DoWorkerEventArgs dwe) { doment = new xmldoment(); doment.Load(@"地址.xml"); }; ///執(zhí)行完成后 this.bgd.RunWorkerCompleted +=delegate(object obj,RunWorkerCompletedEventArgs es) { if(doment!=null) {Messagebox.show(doment.InnerXml,"Dowload Complete"} else messagebox.show("失敗"); };}private void ButRun(object sender , EventArgs e) { this.bgd.RunWorkerAsync();//開(kāi)始執(zhí)行 this.ButRun.Enabled = false; while(this.bgd.IsBusy) { Application.DoEvents(); } this.ButRun.Enabled = true; }

轉(zhuǎn)載于:https://www.cnblogs.com/server126/archive/2011/02/28/1966827.html

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