private void ConnectButton_Click(object sender, EventArgs e)
{
if (services != null)
{
MessageBox.Show("Already Connected to a Chat Server!");
return;
}
if (IPTB.TextLength == 0 || PortTB.TextLength == 0 || UserNameTB.TextLength == 0)
{
MessageBox.Show("Incomplete Binding!");
return;
}
var ChatServicesURL = $"tcp://{IPTB.Text}:{PortTB.Text}/OptyChatServices";
try {
ChannelServices.RegisterChannel(channel, false);
services = (ChatServices)Activator.GetObject(typeof(ChatServices), ChatServicesURL);
services.Join(UserNameTB.Text, proxy.MessageArrivedProxy);
} catch (Exception ex) {
services = null;
ChannelServices.UnregisterChannel(channel);
MessageBox.Show(ex.Message);
}
}
private void LeaveChat()
{
if (services != null)
{
services.Leave(UserNameTB.Text, proxy.MessageArrivedProxy);
services = null;
ChannelServices.UnregisterChannel(channel);
}
}
private void SendButton_Click(object sender, EventArgs e)
{
if (services == null)
{
MessageBox.Show("Connect to a Chat Server!");
return;
}
if (MessageTB.Text.Length == 0)
{
MessageBox.Show("Invalid Message (Len == 0)!");
return;
}
try {
services.SendMessage(UserNameTB.Text, MessageTB.Text);
MessageTB.Clear();
} catch (Exception ex) {
services = null;
ChannelServices.UnregisterChannel(channel);
MessageBox.Show(ex.Message);
}
}