C#多线程队列逐个执行

一个一个进度条逐个循环执行，

进度条带百分比(用一个Lable)放在progressBar上

用了跨线防问，多播委托，

源码下载地址链接: https://pan.baidu.com/s/1oAml5TS 密码: cc1j

下面是整个核心代码

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using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading; using System.Windows.Forms;   namespace 作业队列 {     public partial class Form1 : Form     {         public Form1()         {             InitializeComponent();         }           private void button1_Click(object sender, EventArgs e)         {               Thread thread = new Thread(() =>             {                 zong(1);             });             thread.IsBackground = true;//当设为true 关闭程序  所有在进行的任务都结束 默认为false             thread.Start();           }         private void zong(int i)         {             testc action = NewMethod1;             action += NewMethod2;//多播委托             action += NewMethod3;             while (true)             {                 action();             }                      }         private delegate void testc();         private void NewMethod1()         {             try             {                 for (int i = 0; i <= 100; i++)                 {                     this.BeginInvoke((EventHandler)(delegate { progressBar1.Value = i; }));//异步调用线程用                     System.Threading.Thread.Sleep(100);                     double ii = i * 1.0 / 100 * 100;                     this.BeginInvoke((EventHandler)(delegate { label1.Text = ii.ToString() + "%"; }));                     if (i == 100)                     {                         this.BeginInvoke((EventHandler)(delegate { progressBar1.Value = 0; }));                         this.BeginInvoke((EventHandler)(delegate { label1.Text = "0%"; }));                     }                 }             }             catch { }                       }         private void NewMethod2()         {             try {                 for (int i = 0; i <= 100; i++)                 {                     this.BeginInvoke((EventHandler)(delegate { progressBar2.Value = i; }));                     System.Threading.Thread.Sleep(100);                     double ii = i * 1.0 / 100 * 100;                     this.BeginInvoke((EventHandler)(delegate { label2.Text = ii.ToString() + "%"; }));                 }             } catch { }           }         private void NewMethod3()         {             try             {                 for (int i = 0; i <= 100; i++)                 {                     this.BeginInvoke((EventHandler)(delegate { progressBar3.Value = i; }));                     System.Threading.Thread.Sleep(100);                     double ii = i * 1.0 / 100 * 100;                     this.BeginInvoke((EventHandler)(delegate { label3.Text = ii.ToString() + "%"; }));                     if (i == 100)                     {                         this.BeginInvoke((EventHandler)(delegate { progressBar3.Value = 0; }));                         this.BeginInvoke((EventHandler)(delegate { label3.Text = "0%"; }));                     }                 }             }             catch { }           }     } }