private void exitToolStripMenuItem_Click(object sender, EventArgs e)
{
if (MessageBox.Show("Are you sure to leave the class room", "VCES - Leave confirmation", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
if (tcpClientForStudent.Connected)
{
Data data = new Data();
data.cmd = Command.Leave;
data.userName = lblUser.Text;
byte[] outStream = data.ToByte();
serverStream.Write(outStream, 0, outStream.Length);
serverStream.Flush();
tcpClientForStudent.Close();
udpAudioReceiving.Close();
}
sin = new SignIn();
sin.txtVCESName.Text = lblUser.Text;
this.Dispose();
sin.Show();
sin.txtPassword.Focus();
}
}
private void btnJoinLeave_Click(object sender, EventArgs e)
{
if (btnJoinLeave.Text.Equals("Join"))
{
btnJoinLeave.Enabled = false;
if (!connectToServer())
{
if (MessageBox.Show("Server User is not online right now!", "Server not responding", MessageBoxButtons.RetryCancel, MessageBoxIcon.Error) == DialogResult.Retry)
{
btnJoinLeave_Click(sender, e);
return;
}
else
{
btnJoinLeave.Enabled = true;
return;
}
}
Thread text = new Thread(messageReceived);
text.Start();
Data data = new Data();
data.cmd = Command.Join;
data.userName = lblUser.Text;
byte[] outStream = data.ToByte();
serverStream.Write(outStream, 0, outStream.Length);
serverStream.Flush();
btnJoinLeave.Text = "Leave";
btnJoinLeave.Enabled = true;
btnQuestionRequest.Enabled = true;
btnSend.Enabled = true;
}
else if (btnJoinLeave.Text.Equals("Leave"))
{
if (MessageBox.Show("Are you sure to leave the room", "Leave confirmation", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
if (tcpClientForStudent.Connected)
{
Data data = new Data();
data.cmd = Command.Leave;
data.userName = lblUser.Text;
byte[] outStream = data.ToByte();
serverStream.Write(outStream, 0, outStream.Length);
serverStream.Flush();
tcpClientForStudent.Close();
udpAudioReceiving.Close();
}
sin = new SignIn();
sin.txtVCESName.Text = lblUser.Text;
this.Dispose();
this.Hide();
sin.Show();
sin.txtPassword.Focus();
}
}
}
