public Task ConnectAsync()
{
_tokenSource = new CancellationTokenSource();
if (!Parameters.ContainsKey("type"))
{
Parameters.Add("type", "client");
}
Uri wsUri = _urlConverter.HttpToWs(_uri, EIO.ToString(), Parameters);
if (_socket != null)
{
_socket.Dispose();
}
_socket = new ClientWebSocket();
bool executed = _socket.ConnectAsync(wsUri, CancellationToken.None).Wait(ConnectTimeout);
if (!executed)
{
throw new TimeoutException();
}
_receiverLoop = new Thread(ReceiverLoop);
_receiverLoop.Start(_tokenSource.Token);
_senderLoop = new Thread(SenderLoop);
_senderLoop.Start(_tokenSource.Token);
return(Task.CompletedTask);
}
private void FrmMain_FormClosing(object sender, FormClosingEventArgs e)
{
var res = MessageBox.Show(this, "You are closing the application. All unsaved changes will be lost." +
"Would you like to save the invoices database now?",
"Save changes?",
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question);
if (res == DialogResult.Cancel)
{
e.Cancel = true;
return;
}
else if (res == DialogResult.Yes)
{
bool success;
SaveDatabase(out success);
if (!success)
{
e.Cancel = true;
return;
}
}
EIO.DoDeleteOnExit();
}
public Task ConnectAsync()
{
Uri wsUri = _urlConverter.HttpToWs(_uri, EIO.ToString(), Path, Parameters);
_client = new WebsocketClient(wsUri);
_client.MessageReceived.Subscribe(Listen);
_client.DisconnectionHappened.Subscribe(info =>
{
if (info.Type != DisconnectionType.ByUser)
{
CloseHandler();
}
});
var token = new CancellationTokenSource(ConnectTimeout).Token;
token.ThrowIfCancellationRequested();
try
{
_client.Start().Wait(token);
}
catch (Exception e)
{
if (e is OperationCanceledException)
{
throw new TimeoutException();
}
throw e;
}
return(Task.CompletedTask);
}
public Task ConnectAsync()
{
var token = new CancellationTokenSource(ConnectTimeout).Token;
_tokenSource = new CancellationTokenSource();
Uri wsUri = _urlConverter.HttpToWs(_uri, EIO.ToString(), Path, Parameters);
if (_socket != null)
{
_socket.Dispose();
}
_socket = new ClientWebSocket();
Task connectionTask;
bool executed = false;
try {
connectionTask = _socket.ConnectAsync(wsUri, _tokenSource.Token);
executed = connectionTask.Wait(TimeSpan.FromSeconds(1));
} catch (System.Exception) {
InvokeConnectError();
return(Task.CompletedTask);
}
if (!executed)
{
throw new TimeoutException();
}
Listen();
return(Task.CompletedTask);
}
public async Task ConnectAsync()
{
_tokenSource = new CancellationTokenSource();
Uri wsUri = _urlConverter.HttpToWs(_uri, EIO.ToString(), Path, Parameters);
if (_socket != null)
{
_socket.Dispose();
}
_socket = new ClientWebSocket();
await _socket.ConnectAsync(wsUri, CancellationToken.None);
Listen();
}
public Task ConnectAsync()
{
_tokenSource = new CancellationTokenSource();
Uri wsUri = _urlConverter.HttpToWs(_uri, EIO.ToString(), Parameters);
if (_socket != null)
{
_socket.Dispose();
}
_socket = new ClientWebSocket();
bool executed = _socket.ConnectAsync(wsUri, CancellationToken.None).Wait(ConnectTimeout);
if (!executed)
{
throw new TimeoutException();
}
Listen();
return(Task.CompletedTask);
}
public string ReadText(Image img)
{
string tempImageFileName = EIO.GetTempFileName("jpg");
string tempTextFileName = tempImageFileName;
img.Save(tempImageFileName);
try
{
RunProcess(tempImageFileName, tempTextFileName);
}
catch (Exception ex)
{
throw new Exception("Failed to read text.", ex);
}
string ret = System.IO.File.ReadAllText(tempTextFileName + ".txt");
TryDeleteFile(tempImageFileName);
TryDeleteFile(tempTextFileName + ".txt");
return(ret);
}
