C#做的在线升级小程序

public class FileENT
{
public string FileFullName { get; set; } public string Src { get; set; } public string Version { get; set; } public int Size { get; set; } public UpdateOption Option { get; set; }
}

AppParameter

private bool isDelete = true; //是否要删除升级配置
private bool runningLock = false;//是否正在升级
private Thread thread; //升级的线程

if (CheckUpdate())
{
if (!Backup())
{
MessageBox.Show("备份失败！");
btnStart.Enabled = false;
isDelete = true;
return;
}}
else
{
MessageBox.Show("暂时无更新");
this.btnFinish.Enabled = true;
this.btnStart.Enabled = false;
isDelete = false;
this.Close();
}

List<string> processNames = new List<string>();
string mainPro = string.Empty;
processNames.AddRange(AppParameter.AppNames);
for (int i = ; i < processNames.Count; i++)
{
processNames[i] = processNames[i].Substring(processNames[i].LastIndexOf('\\')).Trim('\\').Replace(".exe", "");
}
mainPro = processNames.FirstOrDefault();
AppParameter.IsRunning = ProcessHelper.IsRunningProcess(mainPro);
if (AppParameter.IsRunning)
{
MessageBox.Show("此操作需要关闭要更新的程序，请保存相关数据按确定继续", "提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
foreach (string item in processNames)
ProcessHelper.CloseProcess(item);
}

/// <summary>
/// 更新
/// </summary>
public void UpdateApp()
{
int successCount = ;
int failCount = ;
int itemIndex = ;
List<FileENT> list = ConfigHelper.GetUpdateList();
if (list.Count == )
{
MessageBox.Show("版本已是最新", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
this.btnFinish.Enabled = true;
this.btnStart.Enabled = false;
isDelete = false;
this.Close();
return;
}
thread = new Thread(new ThreadStart(delegate
{
#region thread method FileENT ent = null; while (true)
{
lock (this)
{
if (itemIndex >= list.Count)
break;
ent = list[itemIndex]; string msg = string.Empty;
if (ExecUpdateItem(ent))
{
msg = ent.FileFullName + "更新成功";
successCount++;
}
else
{
msg = ent.FileFullName + "更新失败";
failCount++;
} if (this.InvokeRequired)
{
this.Invoke((Action)delegate()
{
listBox1.Items.Add(msg);
int val = (int)Math.Ceiling(1f / list.Count * );
progressBar1.Value = progressBar1.Value + val > ? : progressBar1.Value + val;
});
} itemIndex++;
if (successCount + failCount == list.Count && this.InvokeRequired)
{
string finishMessage = string.Empty;
if (this.InvokeRequired)
{
this.Invoke((Action)delegate()
{
btnFinish.Enabled = true;
});
}
isDelete = failCount != ;
if (!isDelete)
{
AppParameter.Version = list.Last().Version;
ConfigHelper.UpdateAppConfig("version", AppParameter.Version);
finishMessage = "升级完成，程序已成功升级到" + AppParameter.Version;
}
else
finishMessage = "升级完成，但不成功";
MessageBox.Show(finishMessage, "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
runningLock = false;
}
}
}
#endregion
}));
runningLock = true;
thread.Start();
}/// <summary>
/// 执行单个更新
/// </summary>
/// <param name="ent"></param>
/// <returns></returns>
public bool ExecUpdateItem(FileENT ent)
{
bool result = true; try
{ if (ent.Option == UpdateOption.del)
File.Delete(ent.FileFullName);
else
HttpHelper.DownLoadFile(ent.Src, Path.Combine(AppParameter.MainPath, ent.FileFullName));
}
catch { result = false; }
return result;
}

if (runningLock )
{
if (MessageBox.Show("升级还在进行中，中断升级会导致程序不可用，是否中断",
"提示", MessageBoxButtons.YesNo, MessageBoxIcon.Asterisk) == DialogResult.Yes)
{
if (thread != null) thread.Abort();
isDelete = true;
AppParameter.IsRunning = false;
}
else
{
e.Cancel = true;
return;
}
}
if (isDelete) File.Delete(AppParameter.LocalUPdateConfig);

try
{
if (AppParameter.IsRunning) ProcessHelper.StartProcess(AppParameter.AppNames.First());
}
catch (Exception ex)
{
MessageBox.Show("程序无法启动!" + ex.Message, "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
}