private string TreeNodeText(TalkerSession <string> talkerSession)
{
StringBuilder sb = new StringBuilder(80);
sb.Append(talkerSession.SessionType);
sb.Append(" " + talkerSession.ServerAddress());
sb.Append(" " + talkerSession.ClientAddress());
return(sb.ToString());
}
private void Talker_FormClosed(object sender, FormClosedEventArgs e)
{
helpForm.Close();
this.Hide(); // could take some time to close all connections - this makes it look more snappy
foreach (TreeNode treeNode in tvConnections.Nodes)
{
if (treeNode.Parent != null)
{
continue; // only interested in top-level nodes
}
TalkerSession <string> talkerSession = (TalkerSession <string>)treeNode.Tag;
talkerSession.Close();
}
}
private void MessageReceiver(TalkerSession <string> talkerSession, string message)
{
if (this.tbReceived.InvokeRequired) // calling thread same as form thread?
{
TalkerSession <string> .MessageReceiverDelegate d = new TalkerSession <string> .MessageReceiverDelegate(MessageReceiver);
this.Invoke(d, new object[] { talkerSession, message }); // synchronous call - for asynch use BeginInvoke instead
}
else
{
this.Activate();
this.tbReceived.AppendText(DateTime.Now.ToString("HH:mm:ss ") + message + Environment.NewLine);
}
}
private void btnNewServer_Click(object sender, EventArgs e)
{
ClearStatus();
TalkerSession <string> talkerSession;
try
{
talkerSession = new TalkerSession <string>(TalkerSession <string> .SessionTypeEnum.Server, GetServerAddressString());
talkerSession.SubscribeMessageReceived(new TalkerSession <string> .MessageReceiverDelegate(MessageReceivedDistributor));
}
catch (Exception e1)
{
toolStripStatusLabel1.Text = e1.Message;
return;
}
TreeNode treeNode = tvConnections.Nodes.Add("Server " + GetServerAddressString());
treeNode.Tag = talkerSession;
talkerSession.TopLevelTreeNode = treeNode;
}
private void menuItem_Click(object sender, System.EventArgs e)
{
ClearStatus();
MenuItem menuItem = (MenuItem)sender;
TreeNode treeNode = tvConnections.SelectedNode;
Debug.Assert(treeNode.Tag.GetType() == typeof(TalkerSession <string>));
TalkerSession <string> talkerSession = (TalkerSession <string>)treeNode.Tag;
Debug.Assert(talkerSession != null);
if (menuItem.Text == TEST_MESSAGE)
{
talkerSession.SendMessageToAllPeers(TEST_MESSAGE);
return;
}
if (menuItem.Text == REFRESH)
{
treeNode.Text = TreeNodeText(talkerSession);
return;
}
toolStripStatusLabel1.Text = "Context Item " + menuItem.Text + " not implemented";
}
private void MessageReceivedDistributor(TalkerSession <string> talkerSession, string message)
{
MessageReceiver(talkerSession, message);
}
