public SDownloadEventResult(DownloadEventType eventType, SDownloadFileResult fileResult, SGameUpdaterDownloadConfig info, string error)
{
this.error = error;
this.info = info;
this.fileResult = fileResult;
this.eventType = eventType;
}
private void OnProgress(SDownloadFileResult result)
{
if (m_downloadCallback.Progress != null)
{
m_downloadCallback.Progress(m_currentConfig.fileName, result);
}
}
private void DownloadFileCallback(object obj)
{
m_handler = new HttpDownloadFileHandler(m_currParams.download_url,
m_currParams.localPath_url);
m_handler.Progress = result => m_fileResult = result;
m_request = WebRequest.Create(m_currParams.download_url) as HttpWebRequest;
m_request.Timeout = m_currParams.timeout;
m_request.AddRange(m_handler.DownloadedLength); //断点续传关键点
m_request.Proxy = WebRequest.DefaultWebProxy;
try
{
m_response = m_request.GetResponse() as HttpWebResponse;
m_handler.ReceiveContentLength((int)m_response.ContentLength);
byte[] buffer = new byte[1024];
using (Stream stream = m_response.GetResponseStream())
{
int dataLength = stream.Read(buffer, 0, buffer.Length);
while (dataLength > 0)
{
if (m_isStop || m_handler.ReceiveData(buffer, dataLength) == false)
{
return;
}
dataLength = stream.Read(buffer, 0, buffer.Length);
}
}
m_handler.Dispose();
m_eventQueue.Enqueue(new SWebDownloadEvent(DownloadEventType.OneComplete,
(int)m_response.StatusCode));
}
catch (WebException e)
{
int code = 0;
m_response = e.Response as HttpWebResponse;
if (m_response != null)
{
code = (int)m_response.StatusCode;
}
m_handler.Dispose();
m_eventQueue.Enqueue(new SWebDownloadEvent(DownloadEventType.OneComplete, code));
}
finally
{
if (m_response != null)
{
m_response.Close();
}
m_request.Abort();
m_fileResult = new SDownloadFileResult();
}
}
public void DownloadFile(string download_url, string localPath_url, int timeout,
Action <SDownloadFileResult> progress,
Action <int> complete)
{
m_eventQueue.Clear();
m_currParams.download_url = download_url;
m_currParams.localPath_url = localPath_url;
m_currParams.timeout = timeout;
m_currParams.OnProgress = progress;
m_currParams.OnComplete = complete;
m_fileResult = new SDownloadFileResult();
ThreadPool.SetMaxThreads(5, 5);
ThreadPool.QueueUserWorkItem(new WaitCallback(DownloadFileCallback), null);
}
