protected virtual void OnWriteStreamClosed(WriteStreamClosedEventArgs e)
{
CompleteAsync();
WriteStreamClosedEventHandler handler = WriteStreamClosed;
if (handler != null)
{
handler(this, e);
}
}
void webclient_WriteStreamClosed(object sender, WriteStreamClosedEventArgs e)
{
//该值指示异步操作是否已被取消
bool Cancelled = true;
//上传文件成功;
if (e.Error == null)
{
//设置实体id
this.BlobId = tempid;
State = State.Loaded;
}
else
{
Cancelled = false;
State = State.LoadError;
Error = e.Error.Message;
}
AsyncCompletedEventArgs args = new AsyncCompletedEventArgs(e.Error, Cancelled, State);
OnCompleted(args);
IsBusy = false;
}
protected virtual void OnWriteStreamClosed (WriteStreamClosedEventArgs e)
{
CompleteAsync ();
WriteStreamClosedEventHandler handler = WriteStreamClosed;
if (handler != null)
handler (this, e);
}
void webClient_WriteStreamClosed(object sender, WriteStreamClosedEventArgs e)
{
MessageBox.Show("上传完成");
}
private void writeStreamClosed(object sender, WriteStreamClosedEventArgs e)
{
try
{
if (e.Error != null) throw e.Error;
var headers = new Dictionary<string, string>();
if (this.httpWebResponse == null)
{
string content = @"{""success"":true}";
headers["Content-Type"] = "application/json";
headers["Content-Length"] = content.Length.ToString();
response = Response.Create(HttpStatusCode.OK, content, headers);
}
else
{
if (this.httpWebResponse.Headers != null)
{
foreach (var h in this.httpWebResponse.Headers.AllKeys)
{
headers.Add(h, this.httpWebResponse.Headers[h]);
}
}
response = Response.Create(this.httpWebResponse.StatusCode, "true", headers);
}
}
catch (Exception)
{
throw;
}
finally
{
allDone.Set();
}
}
/// <summary>
/// Extends BeginInvoke so that when a state object is not needed, null does not need to be passed.
/// <example>
/// writestreamclosedeventhandler.BeginInvoke(sender, e, callback);
/// </example>
/// </summary>
public static IAsyncResult BeginInvoke(this WriteStreamClosedEventHandler writestreamclosedeventhandler, Object sender, WriteStreamClosedEventArgs e, AsyncCallback callback)
{
if(writestreamclosedeventhandler == null) throw new ArgumentNullException("writestreamclosedeventhandler");
return writestreamclosedeventhandler.BeginInvoke(sender, e, callback, null);
}
void c_WriteStreamClosed(object sender, WriteStreamClosedEventArgs e)
{
throw new NotImplementedException();
}
private void OnWriteCompleted(object sender, WriteStreamClosedEventArgs e)
{
if (FileStream.Position >= (FileStream.Length - 1))
{
if (UploadProgressCompleted != null)
{
UploadProgressCompleted(this, new EventArgs());
}
return;
}
if (UploadProgressChanged != null)
{
var percentage = FileStream.Position * 100 / (FileStream.Length - 1);
UploadProgressChanged(this, new ProgressChangedEventArgs((int)percentage, string.Format("Currently uploading the following file - '{0}'", _filename)));
}
UploadFile(e.Error != null);
}
protected virtual void OnWriteStreamClosed(WriteStreamClosedEventArgs e)
{
throw new NotImplementedException();
}