c# winform 进度条入门级

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace DemoForThreadTemplate
{
    public partial class ProBar : Form
    {
        public ProBar（）
        {
            InitializeComponent（）;
        }

        private void ProBar_Load（object sender EventArgs e）
        {
            // 下载于www.51aspx.com
        }

        public bool IsShowProgressBar（int i）
        {
            if （i > 0）
            {
                if （this.progressBar1.Value + i < progressBar1.Maximum）
                {
                    this.progressBar1.Value += i;
                    return true;
                }
                else
                {
     

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     文件        2578  2014-12-17 17:10  51Aspx源码必读.txt
     文件        3828  2012-05-17 10:43  DemoForThreadTemplate.csproj
     文件         227  2012-05-17 10:43  DemoForThreadTemplate.csproj.user
     文件         883  2014-12-17 16:57  DemoForThreadTemplate.sln
     文件       42496  2014-12-17 17:09  DemoForThreadTemplate.suo
     文件        2028  2012-05-17 10:43  ProBar.Designer.cs
     文件        1065  2014-12-17 16:56  ProBar.cs
     文件        5817  2012-05-17 09:41  ProBar.resx
     文件         513  2014-12-17 16:56  Program.cs
     目录           0  2014-12-17 16:48  Properties\
     文件        1374  2012-05-17 10:39  Properties\AssemblyInfo.cs
     文件        2892  2012-05-17 10:39  Properties\Resources.Designer.cs
     文件        5612  2012-05-17 10:39  Properties\Resources.resx
     文件        1106  2012-05-17 10:39  Properties\Settings.Designer.cs
     文件         249  2012-05-17 10:39  Properties\Settings.settings
     文件        4736  2012-05-17 10:43  ThreadDemo.Designer.cs
     文件        2140  2014-12-17 16:56  ThreadDemo.cs
     文件        5817  2012-05-16 17:28  ThreadDemo.resx
     文件        3497  2014-12-17 16:56  ThreadTemplate.cs
     目录           0  2012-05-17 10:43  bin\
     目录           0  2014-12-17 16:49  bin\Debug\
     文件       13312  2014-12-17 17:08  bin\Debug\DemoForThreadTemplate.exe
     文件       48640  2014-12-17 17:08  bin\Debug\DemoForThreadTemplate.pdb
     文件       11608  2014-12-17 17:08  bin\Debug\DemoForThreadTemplate.vshost.exe
     文件         490  2012-06-02 22:34  bin\Debug\DemoForThreadTemplate.vshost.exe.manifest
     目录           0  2014-12-17 17:10  bin\Release\
     文件        4945  2014-04-30 09:10  from.gif
     目录           0  2012-05-17 10:39  obj\
     目录           0  2012-05-17 10:39  obj\x86\
     目录           0  2014-12-17 17:08  obj\x86\Debug\
     文件         180  2014-12-17 16:49  obj\x86\Debug\DemoForThreadTemplate.ProBar.resources
............此处省略13个文件信息