private void clearUp()
{
this.serverBrowserView.Items.Clear();
this.serverList.Clear();
qhandler = null;
GC.Collect();
}
private void populateListWithServers(MasterQueryResult mqr)
{
if (taskProgress.InvokeRequired)
{
populateCallback p = new populateCallback(populateListWithServers);
this.Invoke(p, new object[] { mqr });
return;
}
if (mqr.Code == MasterQueryResult.StatusCodes.CriticalStop)
{
taskInProgress = false;
MessageBox.Show(mqr.Message, "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
else
{
foreach (Server serv in mqr.ServerList)
{
addToServerList(serv);
}
setProgressDesc("Querying " + serverList.Count + " servers...");
// Create the serverqueryhandler directly as we're already in a task - doQuery is there to create the task, not to continue it.
qhandler = new ServerQueryHandler(serverList, new QueryProgress(onProgressUpdate), new Action(onServerQueryBatchCompleted));
}
}
private void doNewQuery(List<Server> servers)
{
if (taskInProgress)
return;
friendMngr.updateServers();
taskInProgress = true;
refreshListButton.Enabled = false;
filterButton.Enabled = false;
queryIPAddr.Enabled = false;
stopButton.Enabled = true;
qhandler = new ServerQueryHandler(servers,
new QueryProgress(onProgressUpdate),
new Action(onServerQueryBatchCompleted));
}
private void doNewQuery(List <Server> servers)
{
if (taskInProgress)
{
return;
}
friendMngr.updateServers();
taskInProgress = true;
refreshListButton.Enabled = false;
filterButton.Enabled = false;
queryIPAddr.Enabled = false;
stopButton.Enabled = true;
qhandler = new ServerQueryHandler(servers,
new QueryProgress(onProgressUpdate),
new Action(onServerQueryBatchCompleted));
}
private void populateListWithServers(MasterQueryResult mqr)
{
if (taskProgress.InvokeRequired)
{
populateCallback p = new populateCallback(populateListWithServers);
this.Invoke(p, new object[] { mqr });
return;
}
if (mqr.Code == MasterQueryResult.StatusCodes.CriticalStop)
{
taskInProgress = false;
MessageBox.Show(mqr.Message, "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
else
{
foreach (Server serv in mqr.ServerList)
addToServerList(serv);
setProgressDesc("Querying " + serverList.Count + " servers...");
// Create the serverqueryhandler directly as we're already in a task - doQuery is there to create the task, not to continue it.
qhandler = new ServerQueryHandler(serverList, new QueryProgress(onProgressUpdate), new Action(onServerQueryBatchCompleted));
}
}
private void clearUp()
{
this.serverBrowserView.Items.Clear();
this.serverList.Clear();
qhandler = null;
GC.Collect();
}
public void update(Object threadContext)
{
if (threadContext != null)
{
sqh = (ServerQueryHandler)threadContext;
}
try
{
if (threadContext != null)
{
if (sqh.QueryCancelled)
{
return;
}
}
_udp = new UdpClient();
_udp.Client.ReceiveTimeout = 2000;
_udp.Client.SendTimeout = 2000;
_udp.Connect(serverAddr);
int now = Environment.TickCount;
_udp.Send(status_packet, status_packet.Length);
IPEndPoint serverIn = new IPEndPoint(IPAddress.Any, 0);
byte[] data = _udp.Receive(ref serverIn);
this.serverPing = Environment.TickCount - now; // grab the ping ASAP
if (threadContext != null)
{
if (sqh.QueryCancelled)
{
this.queryStatus = ServerQueryStatus.Failed;
_udp.Close();
ServerUpdated(this);
return;
}
}
if (queryStatus != ServerQueryStatus.Failed)
{
if (!serverIn.Address.Equals(serverAddr.Address))
{
this.queryStatus = ServerQueryStatus.Failed;
throw new Exception("Got data from wrong host " +
serverIn.Address.ToString() + " expected from " +
serverAddr.Address.ToString());
}
this.parseAndPopulate(data);
this.queryStatus = ServerQueryStatus.Successful;
}
_udp.Close();
}
catch (SocketException)
{
this.queryStatus = ServerQueryStatus.TimedOut;
}
catch (Exception)
{
this.queryStatus = ServerQueryStatus.Failed;
}
finally
{
try
{
if (threadContext != null)
{
sqh.queryFinished(); // tell the handler that we've finished our query
}
ServerUpdated(this);
}
catch { /* o noes! */ }
}
}
public void update(Object threadContext)
{
if (threadContext != null)
sqh = (ServerQueryHandler)threadContext;
try
{
if (threadContext != null)
if (sqh.QueryCancelled)
return;
_udp = new UdpClient();
_udp.Client.ReceiveTimeout = 2000;
_udp.Client.SendTimeout = 2000;
_udp.Connect(serverAddr);
int now = Environment.TickCount;
_udp.Send(status_packet, status_packet.Length);
IPEndPoint serverIn = new IPEndPoint(IPAddress.Any, 0);
byte[] data = _udp.Receive(ref serverIn);
this.serverPing = Environment.TickCount - now; // grab the ping ASAP
if (threadContext != null)
{
if (sqh.QueryCancelled)
{
this.queryStatus = ServerQueryStatus.Failed;
_udp.Close();
ServerUpdated(this);
return;
}
}
if (queryStatus != ServerQueryStatus.Failed)
{
if (!serverIn.Address.Equals(serverAddr.Address))
{
this.queryStatus = ServerQueryStatus.Failed;
throw new Exception("Got data from wrong host " +
serverIn.Address.ToString() + " expected from " +
serverAddr.Address.ToString());
}
this.parseAndPopulate(data);
this.queryStatus = ServerQueryStatus.Successful;
}
_udp.Close();
}
catch (SocketException)
{
this.queryStatus = ServerQueryStatus.TimedOut;
}
catch (Exception)
{
this.queryStatus = ServerQueryStatus.Failed;
}
finally
{
try
{
if (threadContext != null)
sqh.queryFinished(); // tell the handler that we've finished our query
ServerUpdated(this);
}
catch { /* o noes! */ }
}
}
