Windows Form (C#) 进度条处理

 1 　　{
 2     //主程序1
 3 　　}
 4    //插入代码
 5 　　Thread t1 = new Thread(StartWork);
 6 　　t1.IsBackground = true;
 7 　　t1.Start();
 8 　　finishHandler=
 9 　　delegate(){
10     //主程序2
11     //此处可能会报错：调用了不是此线程创建的……blabla
12     //使用this.Invoke(相关代码委托);
13 }
14 
15 /////////////////////////////////////////////////
16         //委托相关
17         private delegate void PRoManager();
18         private delegate void OnFinished();
19         private OnFinished finishHandler;
20 
21         private void StartDB3Work(Object o)
22         {
23             PRoManager prostart = new PRoManager (startPro);
24             progress.Invoke(prostart);
25            
26　　　　　　　　{
27                //数据处理代码    
28　　　　　　　 }
29             if (finishHandler!=null)
30                 finishHandler();
31         }
32 
33 　　　　//progressBar 相关代码
34         System.Windows.Forms.Timer timer;
35         private void startPro()
36         {
37             progress.Minimum = 0;
38             progress.Maximum = 100;
39             progress.Value = 0;
40 
41             timer = new System.Windows.Forms.Timer();
42             timer.Tick += new EventHandler(tPro_Tick);
43             timer.Start();
44         }
45         private void tPro_Tick(object sender,EventArgs e)
46         {
47             int iNum = progress.Value;
48             if (iNum != 100)
49             {
50                 progress.Increment(4);
51             }
52             else
53             {
54                 progress.Value = 0;
55             }
56         }
57         private void closePro()
58         {
59             if(timer!= null)
60             {
61                 timer.Stop();
62                 timer.Dispose();
63                 timer = null;
64             }
65             progress.Value = 100;
66         }