public override Task OnDisconnected(bool stopCalled)
{
// monitorThread?.StopMonitor();
OnConnectionStatusChanged?.Invoke(stopCalled);
return(base.OnDisconnected(stopCalled));
}
/// <summary>
/// The connected hid device was disconnected
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnDisconnected(object sender, EventArgs e)
{
this.IsConnected = false;
this.AxisCollection.Clear();
this.Report.AxisStateCollection.Clear();
OnConnectionStatusChanged?.Invoke(this, new ConnectionEventArgs(ConnectionEventArgs.EventType.ConnectionLost, null));
}
/// <summary>
/// Change in the status of TWS connection state
/// </summary>
/// <returns>true = connected to TWS</returns>
private static bool ConnectionStatusChanged()
{
bool status = ibclient.ClientSocket.IsConnected();
// Inform any listeners of the new status
OnConnectionStatusChanged?.Invoke(status);
return(status);
}
private void SendFinishedCallback(Status status)
{
OnCheckFinished?.Invoke(status);
if (status != LastStatus)
{
OnConnectionStatusChanged?.Invoke(status);
}
LastStatus = status;
}
public override Task OnConnected()
{
OnConnectionStatusChanged?.Invoke(true);
//monitorThread = new MonitorThread();
//monitorThread.StartMonitor();
return(base.OnConnected());
}
private static void ConnectionStatusChanged(SteamNetConnectionStatusChangedCallback_t data)
{
//
// This is a message from/to a listen socket
//
if (data.Nfo.listenSocket.Id > 0)
{
var iface = GetSocketManager(data.Nfo.listenSocket.Id);
iface?.OnConnectionChanged(data.Conn, data.Nfo);
}
else
{
var iface = GetConnectionManager(data.Conn.Id);
iface?.OnConnectionChanged(data.Nfo);
}
OnConnectionStatusChanged?.Invoke(data.Conn, data.Nfo);
}
//Close connection
public void Disconnect()
{
if (IsConnected)
{
#if !DEMO
try
{
_connection.Close();
}
catch (MySqlException ex)
{
Status = ex.Message;
}
#else
_isConnected = false;
#endif
}
if (MbData != null)
{
lock (MbData)
MbData.Clear();
}
if (MbAlarm != null)
{
lock (MbAlarm)
MbAlarm.Clear();
}
if (LatestData != null)
{
lock (LatestData)
LatestData.Clear();
}
if (_isRetrieving != null)
{
_isRetrieving.Close();
}
EventAggregator.SignalIsRetrievingData("", false);
OnConnectionStatusChanged?.Invoke(this, null);
}
public void Connect(string ipAddress, int port, string dbname, string username, string password)
{
Initialize(ipAddress, port, dbname, username, password);
if (!IsConnected)
{
#if !DEMO
try
{
_connection.Open();
_isRetrieving = new Semaphore(1, 1);
}
catch (MySqlException ex)
{
//When handling errors, you can your application's response based
//on the error number.
//The two most common error numbers when connecting are as follows:
//0: Cannot connect to server.
//1045: Invalid user name and/or password.
switch (ex.Number)
{
case 0:
Status = resourceDictionary["M_Error4"] + "";
break;
case 1045:
Status = resourceDictionary["M_Error5"] + "";
break;
}
}
#else
_isConnected = true;
#endif
}
OnConnectionStatusChanged?.Invoke(this, null);
}
private void SocketClient_OnConnectionStatusChanged(object sender, ConnectionStatusChangedEventArgs e)
{
OnConnectionStatusChanged?.Invoke(this, e);
}
/// <summary>
/// Open the controller
/// </summary>
public bool OpenDevice()
{
int _reconn_counter = 0;
this.IsConnected = false;
while (true)
{
try
{
_reconn_counter++;
if (_hid_device.Connect())
{
// Start the received task on the UI thread
OnConnectionStatusChanged?.Invoke(this, new ConnectionEventArgs(ConnectionEventArgs.EventType.ConnectionSuccess, null));
// start to read hid report from usb device in the background thread
////_hid_device.StartRead();
// to realize the mechanism of timeout, save the time when the initialization process is started
DateTime _init_start_time = DateTime.Now;
// Wait the first report from HID device in order to get the 'TotalAxes'
do
{
// read hid report
byte[] report = _hid_device.Read();
if (report != null)
{
this.Report.ParseRawData(report);
this.TotalAxes = this.Report.TotalAxes;
}
// Don't check it so fast, the interval of two adjacent report is normally 20ms but not certain
Thread.Sleep(100);
// check whether the initialization process is timeout
if ((DateTime.Now - _init_start_time).TotalSeconds > 5)
{
this.LastError = "unable to get the total axes";
break;
}
} while (this.TotalAxes <= 0);
// TotalAxes <= 0 indicates that no axis was found within 5 seconds, exit initialization process
if (this.TotalAxes <= 0)
{
break;
}
// the total number of axes returned, generate the instance of each axis
this.Report.AxisStateCollection.Clear();
// create the axis collection according the TotalAxes property in the hid report
for (int i = 0; i < this.TotalAxes; i++)
{
// generate axis state object to the controller report class
this.Report.AxisStateCollection.Add(new AxisState()
{
AxisIndex = i
});
// generate axis control on the user window
this.AxisCollection.Add(new Axis()
{
// set the properties to the default value
MaxSteps = 15000,
SoftCCWLS = 0,
SoftCWLS = 15000,
PosAfterHome = 0,
MaxSpeed = MAX_VELOCITY,
AccelerationSteps = ACC_DEC_STEPS
});
}
// start to read the hid report repeatedly
_hid_device.StartRead();
this.IsConnected = true;
// initialize this.Report property on UI thread
OnConnectionStatusChanged?.Invoke(this, new ConnectionEventArgs(ConnectionEventArgs.EventType.TotalAxesReturned, this.TotalAxes));
break;
}
else
{
// pass the try-times to UI thread
OnConnectionStatusChanged?.Invoke(this, new ConnectionEventArgs(ConnectionEventArgs.EventType.ConnectionRetried, _reconn_counter));
Thread.Sleep(500);
// check if reaches the max re-connect times
if (_reconn_counter > 10)
{
this.LastError = "the initialization process was timeout";
break;
}
}
}
catch (Exception ex)
{
this.LastError = ex.Message;
break;
}
}
return(IsConnected);
}
private void Dialer_StateChanged(object sender, StateChangedEventArgs e)
{
status = e.State.ToString();
OnConnectionStatusChanged?.Invoke();
}
public static void SendConnectionStatusChange(object sender, MessageHubArgs e)
{
OnConnectionStatusChanged?.Invoke(sender, e);
}
/// <summary>
/// Open the controller
/// </summary>
public bool Open()
{
this.IsConnected = false;
try
{
OnConnectionStatusChanged?.Invoke(this, new ConnectionEventArgs(ConnectionEventArgs.EventType.Connecting));
if (hidPort.ConnectDevice())
{
// to realize the mechanism of timeout, save the time when the initialization process is started
DateTime _init_start_time = DateTime.Now;
// Wait the first report from HID device in order to get the 'TotalAxes'
do
{
Request(EnumCommand.REQ_SYSTEM_STATE, out byte[] buff);
if (buff != null)
{
HidReport.Parse(buff);
TotalAxes = HidReport.TotalAxes;
}
// Don't check it so fast, the interval of two adjacent report is normally 20ms but not certain
Thread.Sleep(100);
// check whether the initialization process is timeout
if ((DateTime.Now - _init_start_time).TotalSeconds > 5)
{
break;
}
} while (TotalAxes <= 0);
// TotalAxes <= 0 indicates that no axis was found within 5 seconds, exit initialization process
if (this.TotalAxes > 0)
{
// the total number of axes returned, generate the instance of each axis
this.HidReport.AxisStateCollection.Clear();
// create the axis collection according the TotalAxes property in the hid report
for (int i = 0; i < this.TotalAxes; i++)
{
// generate axis state object to the controller report class
this.HidReport.AxisStateCollection.Add(new AxisStateReport()
{
AxisIndex = i
});
// generate axis control on the user window
this.AxisCollection.Add(new Axis()
{
// set the properties to the default value
MaxSteps = 0,
SoftCCWLS = 0,
SoftCWLS = 0,
PosAfterHome = 0,
MaxSpeed = MAX_VELOCITY,
AccelerationSteps = ACC_DEC_STEPS
});
}
// read the firmware info
if (ReadFWInfo())
{
// start to read the hid report repeatedly
StartObtainHidReport();
this.IsConnected = true;
// initialize this.HidReport property on UI thread
OnConnectionStatusChanged?.Invoke(this, new ConnectionEventArgs(ConnectionEventArgs.EventType.ConnectionSuccess));
}
else
{
Close();
lastError = "cannot get the firmware information";
OnConnectionStatusChanged?.Invoke(this, new ConnectionEventArgs(ConnectionEventArgs.EventType.ConnectionFailure, LastError));
}
}
else
{
LastError = "cannot get the total axes";
OnConnectionStatusChanged?.Invoke(this, new ConnectionEventArgs(ConnectionEventArgs.EventType.ConnectionFailure, LastError));
}
}
else
{
this.LastError = "unable to open the usb port to connect to the controller";
OnConnectionStatusChanged?.Invoke(this, new ConnectionEventArgs(ConnectionEventArgs.EventType.ConnectionFailure, LastError));
}
}
catch (Exception ex)
{
this.LastError = ex.Message;
}
return(IsConnected);
}
