public MainWindow()
{
InitializeComponent();
LoggerSingletone.Begin(rtbLogWindow);
// Create event handlers
bSubmit.Click += BSubmit_Click;
bSendMessage.Click += BSendMessage_Click;
FormClosing += MainWindow_FormClosing;
}
private void BSendMessage_Click(object sender, EventArgs e)
{
// Create separate thread for sending messages
var ButtonHandlerThread = new Thread(() =>
{
try
{
// Write message to pipe
var message = tbMessage.Text;
if (message.Length > 0)
{
var bBuffer = Encoding.Unicode.GetBytes(message);
var bBufferCount = Encoding.Unicode.GetByteCount(message);
namedPipe.Write(bBuffer, 0, bBufferCount);
// Add new entry to log
LoggerSingletone.WriteLineMutexed($"Client sent message: {message};");
}
}
catch (ArgumentException)
{
LoggerSingletone.WriteLineMutexed("Message buffer failed;");
}
catch (Exception)
{
LoggerSingletone.WriteLineMutexed($"Client lost connection to [{pipeName}];");
isConnectedToPipe = false;
setCEnabledInvoke(bSendMessage, false);
setCEnabledInvoke(tbMessage, false);
if (namedPipe != null)
{
namedPipe.Close();
namedPipe = null;
}
// Change text of button
setCTextInvoke(bSubmit, "Connect");
}
});
ButtonHandlerThread.IsBackground = true;
ButtonHandlerThread.Start();
}
private void BSubmit_Click(object sender, EventArgs e)
{
// Start new thread
// and connect/disconnect pipe
var ButtonHandlerThread = new Thread(() =>
{
// Disable button so client can't
// interrupt operations
setCEnabledInvoke(tbPipeName, false);
setCEnabledInvoke(bSubmit, false);
// Connect/Disconnect client
if (isConnectedToPipe)
{
// Disconnect old pipe
isConnectedToPipe = false;
setCEnabledInvoke(bSendMessage, false);
setCEnabledInvoke(tbMessage, false);
if (namedPipe != null)
{
namedPipe.Close();
namedPipe = null;
}
// Change text of button
setCTextInvoke(bSubmit, "Connect");
// Add new entry to log
LoggerSingletone.WriteLineMutexed($"Client disconnected from pipe [{pipeName}];");
}
else
{
// Update pipe name and connect to server
if ((pipeName = tbPipeName.Text).Length > 0)
{
// Create new one-directional Named Pipe
namedPipe = new NamedPipeClientStream(".", pipeName, PipeDirection.Out);
// Try to connect client side
// with server side of pipe
try
{
namedPipe.Connect(5000);
LoggerSingletone.WriteLineMutexed($"Client connected to pipe [{pipeName}];");
// Unblock message section
isConnectedToPipe = true;
setCEnabledInvoke(bSendMessage, true);
setCEnabledInvoke(tbMessage, true);
// Change text of button
setCTextInvoke(bSubmit, "Disconnect");
}
catch (Exception)
{
LoggerSingletone.WriteLineMutexed($"Failed to connect to pipe [{pipeName}];");
}
}
else
{
LoggerSingletone.WriteLineMutexed("Pipe name can't be empty string;");
}
}
// Re-enable button
setCEnabledInvoke(bSubmit, true);
setCEnabledInvoke(tbPipeName, true);
});
ButtonHandlerThread.IsBackground = true;
ButtonHandlerThread.Start();
}
