C#backgroundWorker

佚名 6年前 (2019-04-10) 随笔 907人围观抢沙发百度已收录



 private void button1_Click(object sender, EventArgs e)
        {
            backgroundWorker1.RunWorkerAsync();
        }

        private void backgroundWorker1_DoWork(object sender, DoWorkEventArgs e)
        {
            for (int i = 0; i < 10; i++)
            {
                Thread.Sleep(500);
                backgroundWorker1.ReportProgress(i);
            }
        }

        private void backgroundWorker1_ProgressChanged(object sender, ProgressChangedEventArgs e)
        {
            Debug.WriteLine($"{e.ProgressPercentage}");
        }

        private void backgroundWorker1_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
        {
            Debug.WriteLine($"over!");
        }

一定要设置

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backgroundWorker1.WorkerReportsProgress = true;

通常，用来显示进度条