private void Connect()
{
if (proxy == null)
{
try
{
this.localClient = new ChatUser();
this.localClient.UserName = loginTxtBoxUName.Text.ToString();
InstanceContext context = new InstanceContext(this);
proxy = new Duplex_ChatServiceClient(context);
proxy.Open();
proxy.InnerDuplexChannel.Faulted += new EventHandler(InnerDuplexChannel_Faulted);
proxy.InnerDuplexChannel.Opened += new EventHandler(InnerDuplexChannel_Opened);
proxy.InnerDuplexChannel.Closed += new EventHandler(InnerDuplexChannel_Closed);
proxy.ConnectAsync(this.localClient);
proxy.ConnectCompleted += new EventHandler <ConnectCompletedEventArgs>(proxy_ConnectCopleted);
}
catch (Exception exception)
{
loginTxtBoxUName.Text = exception.Message.ToString();
loginLabelStatus.Content = "Offline";
loginButtonConnect.IsEnabled = true;
}
}
else
{
HandleProxy();
}
}
void chatListBoxNames_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
ListBoxItem item = chatListBoxNames.SelectedItem as ListBoxItem;
if (item != null)
{
this.receiver = this.OnlineClients[item];
}
}
