private void AsyncCallBack(IAsyncResult ar)
{
try
{
if (ar.IsCompleted)
{
DownloadParams dp = ar.AsyncState as DownloadParams;
HttpWebResponse response = dp.Request.EndGetResponse(ar) as HttpWebResponse;
Stream stream = response.GetResponseStream();
int length = (int)response.ContentLength;
byte[] buffer = new byte[BufferSize];
int count = 0;
using (FileStream filestream = new FileStream(dp.DestFilePath ?? "temp.zip", FileMode.Create))
{
int downloaded = 0;
while (true)
{
count = stream.Read(buffer, 0, BufferSize);
downloaded += count;
if (count > 0)
{
//notice
filestream.Write(buffer, 0, count);
_context.Post(d => { this.lb_progress.Text = d + "%"; }, downloaded * 100 / length);
}
else
{
break;
}
}
}
response.Close();
//unzip
ZipHelper.UnZip(dp.DestFilePath, Application.StartupPath);
File.Delete(dp.DestFilePath);
if (!string.IsNullOrEmpty(ProcessName))
{
//run controlchecker
Process process = new Process();
process.StartInfo.FileName = ProcessName;
process.Start();
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, Url);
}
finally
{
Application.Exit();
Environment.Exit(0);
}
}
/// <summary>
/// 解压升级文件
/// </summary>
private void unzip(String zipFile, String targetFile, String password)
{
ICSharpCode.SharpZipLib.Core.ProgressHandler progress = new ICSharpCode.SharpZipLib.Core.ProgressHandler(UnzipProgree);
ICSharpCode.SharpZipLib.Core.CompletedFileHandler complated = new ICSharpCode.SharpZipLib.Core.CompletedFileHandler(UnzipCompleted);
String file = String.Format(@"{0}\{1}.zip", Application.StartupPath, zipFile);
ZipHelper.UnZip(file, targetFile, password, progress, 20, complated);
}
/// <summary>
/// 下载安装包
/// </summary>
public void DownloadInstall()
{
if (localversion == null || latesversion == null)
{
return;
}
if (localversion == latesversion)
{
nnidtext = "恭喜你，已经更新到最新版本";
MessageBox.Show(nnidtext);
}
else if (localversion < latesversion && File.Exists(updateDir + @"\update.xml"))
{
nnidtext = "发现新版本，即将下载更新补丁";
XmlDocument doc = new XmlDocument();
//加载要读取的XML
doc.Load(updateDir + "\\update.xml");
//获得子节点 返回节点的集合
XmlNode Update = doc.SelectSingleNode("update");
XmlNode version = Update.SelectSingleNode("version");
XmlNode upPath = version.SelectSingleNode("upPath");
XmlNode upname = version.SelectSingleNode("upname");
XmlNode upfileSize = version.SelectSingleNode("upfileSize");
zipname = upname.InnerText;
zipUrl = serverURL + upPath.InnerText;
if (File.Exists(updateDir + @"\" + upname.InnerText))
{
//MessageBox.Show(updateDir + @"/" + upname.InnerText+" "+ route);
ZipHelper.UnZip(updateDir + @"/" + upname.InnerText, route);
File.Delete(updateDir + @"\update.xml");
File.Delete(updateDir + @"/" + upname.InnerText);
MessageBoxButtons messButton = MessageBoxButtons.OKCancel;
DialogResult dr = MessageBox.Show("升级成功，确认重启软件？", "提示", messButton);
if (dr == DialogResult.OK)
{
Process.Start(route + @"/Warehouse.exe");
Application.Exit();
}
else
{
Application.Exit();
}
}
//else if (!File.Exists(updateDir + @"\" + upname.InnerText))
//{
// //如果一次没有下载成功，则检查三次
// for (int i = 1; i < 3; i++)
// {
// client.DownloadFile(upPath.InnerText, updateDir + @"\" + upname);
// }
// nnidtext = "下载失败，请检查您的网络连接是否正常";
// Environment.Exit(0);
//}
}
}
