private void backgroundWorker2_DoWork(object sender, DoWorkEventArgs e) // send data
{
if (client.Connected)
{
STW.WriteLine(text_to_send);
this.TxtSend.Invoke(new MethodInvoker(delegate() { TxtSend.AppendText("Me : " + text_to_send + "\n"); }));
}
else
{
MessageBox.Show("Send failed!");
}
backgroundWorker2.CancelAsync();
}
private void ChatWindow_Load(object sender, EventArgs e)
{
try
{
par_db.get_ini();
par_general.get_ini();
Db_Handler myconn = new Db_Handler();
myconn.OpenDB();
IDbCommand dbcmd = myconn.dbcon.CreateCommand();
object v = null;
this.Controls.Add(TxtSend);
string strSQL = " select * from chat_frasi ;";
dbcmd.CommandText = strSQL;
IDataReader reader = dbcmd.ExecuteReader();
while (reader.Read())
{
v = reader["descrizione"];
comboBox1.Items.Add(Convert.ToString(v));
}
TxtSend.KeyPress += new KeyPressEventHandler(keypressed);
TxtSend.Focus();
MessageQueue myQueue = new MessageQueue(".\\private$\\" + par_general.coda);
myQueue.Purge();
myQueue.Formatter = new XmlMessageFormatter(new Type[] { typeof(String) });
// Add an event handler for the ReceiveCompleted event.
myQueue.ReceiveCompleted += new
ReceiveCompletedEventHandler(MyReceiveCompleted);
// Begin the asynchronous receive operation.
myQueue.BeginReceive();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
//Start Thread which will keep track on incoming messages.
Thread th = new Thread(GetMesqueue);
th.Start();
}
private void keypressed(Object o, KeyPressEventArgs e)
{
// The keypressed method uses the KeyChar property to check
// whether the ENTER key is pressed.
// If the ENTER key is pressed, the Handled property is set to true,
// to indicate the event is handled.
if (e.KeyChar == (char)Keys.Return)
{
e.Handled = true;
//The code for Sending message.
try
{
MessageQueue msgQ_Send = new MessageQueue();
if (ConB_SendTo.Text != "")
{
msgQ_Send.Path = "FORMATNAME:Direct=TCP:" + dest + "\\private$\\" + par_general.coda;
}
else
{
msgQ_Send.Path = "FORMATNAME:Direct=TCP:" + dest + "\\private$\\" + par_general.coda;
}
//Send all information that u want, along with the message
RequestInformation objMsg = new RequestInformation();
objMsg.Name = TxtYourName.Text;
objMsg.Message = TxtSend.Text;
//Bind your message with Message Class.
System.Messaging.Message m = new System.Messaging.Message();
m.Body = TxtSend.Text;
msgQ_Send.Send(m);
TxtMsg.Text += Environment.MachineName + ": " + TxtSend.Text + "\r\n";
TxtSend.Text = "";
TxtMsg.SelectionStart = TxtMsg.Text.Length;
TxtMsg.ScrollToCaret();
TxtSend.Focus();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error");
}
}
}
private void btnSend_Click(object sender, EventArgs e)
{
try
{
if (serialPort1.IsOpen)
{
serialPort1.WriteLine(TxtSend.Text + Environment.NewLine);
TxtSend.Clear();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void BtnSend_Click(object sender, EventArgs e)
{
try
{
MessageQueue msgQ_Send = new MessageQueue();
if (ConB_SendTo.Text != "")
{
msgQ_Send.Path = "FORMATNAME:Direct=TCP:" + dest + "\\private$\\" + par_general.coda;
}
else
{
msgQ_Send.Path = "FORMATNAME:Direct=TCP:" + dest + "\\private$\\" + par_general.coda;
}
//Send all information that u want, along with the message
RequestInformation objMsg = new RequestInformation();
objMsg.Name = TxtYourName.Text;
objMsg.Message = TxtSend.Text;
//Bind your message with Message Class.
System.Messaging.Message m = new System.Messaging.Message();
m.Body = TxtSend.Text;
msgQ_Send.Send(m);
TxtMsg.Text += Environment.MachineName + ": " + TxtSend.Text + "\r\n";
TxtSend.Text = "";
TxtMsg.SelectionStart = TxtMsg.Text.Length;
TxtMsg.ScrollToCaret();
TxtSend.Focus();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error");
}
}
public void MyReceiveCompleted(Object source,
ReceiveCompletedEventArgs asyncResult)
{
// Connect to the queue.
MessageQueue mq = (MessageQueue)source;
this.TopMost = true;
// End the asynchronous Receive operation.
System.Messaging.Message m = mq.EndReceive(asyncResult.AsyncResult);
try
{
string mess = null;
mess = m.Body.ToString();
string[] words = mess.Split('@');
//string str()= new string();
if (words[4] == "True")
{
this.ConB_SendTo.Items.Add(words[2] + words[3]);
TxtMsg.Text = TxtMsg.Text + words[2] + words[3] + ": Start chat...\r\n";
this.ConB_SendTo.Enabled = true;
goto goout;
}
else if (words[4] == "False")
{
int i = 0;
while (i <= this.ConB_SendTo.Controls.Count)
{
i = this.ConB_SendTo.Items.IndexOf(words[2] + words[3]);
this.ConB_SendTo.Items.Remove(words[2] + words[3]);
i = i + 1;
}
TxtMsg.Text = TxtMsg.Text + words[2] + words[3] + ": End chat...\r\n";
if (this.ConB_SendTo.Items.Count == 0)
{
this.ConB_SendTo.Items.Clear();
this.ConB_SendTo.Enabled = false;
}
goto goout;
}
TxtMsg.Text = TxtMsg.Text + words[0] + "\r\n" + words[2] + words[3] + ":";
TxtMsg.Text = TxtMsg.Text + words[4] + "\r\n";
TxtMsg.SelectionStart = TxtMsg.Text.Length;
TxtMsg.ScrollToCaret();
this.ConB_SendTo.Text = words[2] + words[3];
dest = words[1];
BtnSend.Enabled = true;
string path = par_general.path_file;
playSound(path);
}
catch
{
mq.BeginReceive();
}
goout : mq.BeginReceive();
this.TopMost = false;
TxtMsg.SelectionStart = TxtMsg.Text.Length;
TxtMsg.ScrollToCaret();
TxtSend.Focus();
return;
}