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   源码介绍

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多线程、异步

 

    public partial class Form1 : Form
    {
        delegate void Task_Event(int rowIndex, string status);
        public Form1()
        {
            InitializeComponent();
        }
        void ShowStatus(int rowIndex, string status) 
        {
            for (int i = 0; i < this.listBox1.Items.Count; i  )
            {
                this.listBox1.Items[i] = "【" status "】" this.listBox1.Items[i].ToString().Split(new string[] { "】" }, StringSplitOptions.None)[1];
            }
        }
        private void btnStart_Click(object sender, EventArgs e)
        {
            for (int i = 0; i < this.listBox1.Items.Count; i  )
            {
                Task_Event callback = new Task_Event(ShowStatus);
                Task task = new Task(new object[] { i, this, callback });
                ThreadStart ts = new ThreadStart(task.StartTask);
                System.Threading.Thread thread = new System.Threading.Thread(ts);
                thread.Start();
            }
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            for (int i = 1; i <= 100; i  ) 
            {
                this.listBox1.Items.Add("【未开始】这是任务" i.ToString());
            }
        }
    }