/// <summary>
/// Closes the current connection to the mainframe.
/// </summary>
public void Close()
{
if (currentConnection != null)
{
currentConnection.Disconnect();
currentConnection = null;
}
}
/// <summary>
/// Connect to TN3270 server using the connection details specified.
/// </summary>
/// <remarks>
/// You should set the Audit property to an instance of an object that implements
/// the IAudit interface if you want to see any debugging information from this function
/// call.
/// </remarks>
/// <param name="host">Host name or IP address. Mandatory</param>
/// <param name="port">TCP/IP port to connect to (default TN3270 port is 23)</param>
/// <param name="lu">TN3270E LU to connect to. Specify null for no LU.</param>
public void Connect(string host, int port, string lu)
{
if (currentConnection != null)
{
currentConnection.Disconnect();
}
//
//
try
{
mre.AcquireAll(0);
//
currentConnection = null;
currentConnection = new TN3270API();
currentConnection.Debug = mDebug;
currentConnection.RunScriptEvent += new RunScriptDelegate(currentConnection_RunScriptEvent);
currentConnection.OnDisconnect += new OnDisconnectDelegate(currentConnection_OnDisconnect);
//
// Debug out our current state
//
if (sout != null)
{
sout.WriteLine("Open3270 emulator version " + Assembly.GetAssembly(typeof(Open3270.TNEmulator)).GetName().Version);
sout.WriteLine("(c) 2004-2006 Mike Warriner ([email protected]). All rights reserved");
sout.WriteLine("");
//
if (mFirstTime)
{
mFirstTime = false;
}
if (Debug)
{
Config.Dump(sout);
sout.WriteLine("Connect to host \"" + host + "\"");
sout.WriteLine(" port \"" + port + "\"");
sout.WriteLine(" LU \"" + lu + "\"");
}
}
else
{
}
//
currentConnection.UseSSL = this.mUseSSL;
//
currentConnection.Connect(this.sout, host, port, lu, this.mConnectionConfiguration);
//
//
//
currentConnection.WaitForConnect(-1);
_currentScreenXML = null; // force refresh // GetScreenAsXML();
}
catch (Exception)
{
currentConnection = null;
throw;
}
// these don't close the connection
try
{
this.mScreenName = "Start";
Refresh(true, 40000);
if (sout != null && Debug == true)
{
sout.WriteLine("Debug::Connected");
}
//mScreenProcessor.Update_Screen(currentScreenXML, true);
}
catch (Exception)
{
throw;
}
return;
}
protected virtual void Dispose(bool disposing)
{
lock (this)
{
if (IsDisposed)
{
return;
}
isDisposed = true;
if (sout != null)
{
sout.WriteLine("TNEmulator.Dispose(" + IsDisposed.ToString() + ")");
}
if (disposing)
{
//----------------------------
// release managed resources
if (currentConnection != null)
{
if (sout != null)
{
sout.WriteLine("TNEmulator.Dispose() Disposing of currentConnection");
}
try
{
currentConnection.Disconnect();
if (apiOnDisconnectDelegate != null)
{
currentConnection.OnDisconnect -= apiOnDisconnectDelegate;
}
currentConnection.Dispose();
}
catch
{
if (sout != null)
{
sout.WriteLine("TNEmulator.Dispose() Exception during currentConnection.Dispose");
}
}
currentConnection = null;
}
OnDisconnect = null;
if (sout != null)
{
sout.WriteLine("TNEmulator.Dispose() Disposing of currentScreenXML");
}
DisposeOfCurrentScreenXML();
if (mObjectState != null)
{
mObjectState = null;
}
if (mConnectionConfiguration != null)
{
mConnectionConfiguration = null;
}
if (mScreenName != null)
{
mScreenName = null;
}
}
//------------------------------
// release unmanaged resources
}
}
/// <summary>
/// Connect to TN3270 server using the connection details specified.
/// </summary>
/// <remarks>
/// You should set the Audit property to an instance of an object that implements
/// the IAudit interface if you want to see any debugging information from this function
/// call.
/// </remarks>
/// <param name="host">Host name or IP address. Mandatory</param>
/// <param name="port">TCP/IP port to connect to (default TN3270 port is 23)</param>
/// <param name="lu">TN3270E LU to connect to. Specify null for no LU.</param>
public void Connect(string host, int port, string lu)
{
if (currentConnection != null)
{
currentConnection.Disconnect();
currentConnection.CursorLocationChanged -= currentConnection_CursorLocationChanged;
}
try
{
semaphore.Reset();
currentConnection = null;
currentConnection = new TN3270API();
currentConnection.Debug = Debug;
currentConnection.RunScriptRequested += currentConnection_RunScriptEvent;
currentConnection.CursorLocationChanged += currentConnection_CursorLocationChanged;
currentConnection.Disconnected += apiOnDisconnectDelegate;
apiOnDisconnectDelegate = currentConnection_OnDisconnect;
//
// Debug out our current state
//
if (Audit != null)
{
Audit.WriteLine("Open3270 emulator version " +
Assembly.GetAssembly(typeof(TNEmulator)).GetName().Version);
Audit.WriteLine("(c) 2004-2006 Mike Warriner ([email protected]). All rights reserved");
Audit.WriteLine("");
Audit.WriteLine("This is free software; you can redistribute it and/or modify it");
Audit.WriteLine("under the terms of the GNU Lesser General Public License as");
Audit.WriteLine("published by the Free Software Foundation; either version 2.1 of");
Audit.WriteLine("the License, or (at your option) any later version.");
Audit.WriteLine("");
Audit.WriteLine("This software is distributed in the hope that it will be useful,");
Audit.WriteLine("but WITHOUT ANY WARRANTY; without even the implied warranty of");
Audit.WriteLine("MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU");
Audit.WriteLine("Lesser General Public License for more details.");
Audit.WriteLine("");
Audit.WriteLine("You should have received a copy of the GNU Lesser General Public");
Audit.WriteLine("License along with this software; if not, write to the Free");
Audit.WriteLine("Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA");
Audit.WriteLine("02110-1301 USA, or see the FSF site: http://www.fsf.org.");
Audit.WriteLine("");
if (firstTime)
{
firstTime = false;
}
if (Debug)
{
Config.Dump(Audit);
Audit.WriteLine("Connect to host \"" + host + "\"");
Audit.WriteLine(" port \"" + port + "\"");
Audit.WriteLine(" LU \"" + lu + "\"");
Audit.WriteLine(" Local IP \"" + LocalIP + "\"");
}
}
currentConnection.UseSSL = UseSSL;
/// Modified CFCJR Feb/29/2008 to support local IP endpoint
if (!string.IsNullOrEmpty(LocalIP))
{
currentConnection.Connect(Audit, LocalIP, host, port, Config);
}
else
{
currentConnection.Connect(Audit, host, port, lu, Config);
}
currentConnection.WaitForConnect(-1);
DisposeOfCurrentScreenXML();
currentScreenXML = null;
// Force refresh
// GetScreenAsXML();
}
catch (Exception)
{
currentConnection = null;
throw;
}
// These don't close the connection
try
{
mScreenName = "Start";
Refresh(true, 10000);
if (Audit != null && Debug)
{
Audit.WriteLine("Debug::Connected");
}
//mScreenProcessor.Update_Screen(currentScreenXML, true);
}
catch (Exception)
{
throw;
}
}