private void client_DownloadFileCompleted(object sender, AsyncCompletedEventArgs e)
{
if (e.Error != null)
{
// handle error scenario
//throw e.Error;
}
if (e.Cancelled)
{
// handle cancelled scenario
}
else
{
if (_downloadList.Count > 0)
{
DownloadInfo downloadInfo = _downloadList[0];
string exePath = System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location);
string localPath = exePath + "\\" + downloadInfo._filePath.Replace('/', '\\');
_downloadList.RemoveAt(0);
if (downloadInfo._completeHandler != null)
{
downloadInfo._completeHandler(localPath);
}
}
}
DownloadAsync();
}
private void DownloadAsync()
{
_Client = null;
if (_downloadList.Any())
{
DownloadInfo downloadInfo = _downloadList[0];
string exePath = System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location);
string localPath = exePath + "\\" + downloadInfo._filePath.Replace('/', '\\');
if (File.Exists(localPath) == true)
{
_downloadList.RemoveAt(0);
if (downloadInfo._completeHandler != null)
{
downloadInfo._completeHandler(localPath);
}
DownloadAsync();
return;
}
string[] folderNames = localPath.Split('\\');
string folderPath = string.Empty;
fileName = folderNames[folderNames.Length - 1];
for (int i = 0; i < folderNames.Length - 1; i++)
{
folderPath += folderNames[i];
if (Directory.Exists(folderPath) == false)
{
Directory.CreateDirectory(folderPath);
}
folderPath += '\\';
}
_Client = new WebClient();
_Client.Proxy = null;
_Client.DownloadProgressChanged += new DownloadProgressChangedEventHandler(client_DownloadProgressChanged);
_Client.DownloadFileCompleted += new AsyncCompletedEventHandler(client_DownloadFileCompleted);
var url = Window1._ServerPath + downloadInfo._filePath;
_Client.DownloadFileAsync(new Uri(url), localPath);
_ProgressBarWindow.Show();
_ProgressBarWindow.Left = downloadInfo._window.Left + downloadInfo._window.Width / 2;
_ProgressBarWindow.Top = downloadInfo._window.Top + downloadInfo._window.Height / 2;
return;
}
_ProgressBarWindow.Hide();
}
private AsyncCompletedEventHandler DownloadFileCompleted(string strFileName, DownloadInfo downloadInfo)
{
Action <object, AsyncCompletedEventArgs> action = (sender, e) =>
{
var _filename = strFileName;
if (e.Error != null)
{
//throw e.Error;
}
if (downloadInfo._completeHandler != null)
{
downloadInfo._completeHandler(strFileName);
}
};
return(new AsyncCompletedEventHandler(action));
}