/// <summary>
/// Constructor used for Multi-user Spreadsheet
/// </summary>
public SSForm(NetworkWarden ward, string filename)
{
InitializeComponent();
istyping = false;
oldAddress = "A1";
personalSpreadsheet = new Spreadsheet(validAddress, s =>
s.ToUpper(), "PS6");
this.Text = filename;
addressBox.Text = "A1";
warden = ward;
warden.callNext = Sent_Message;
// Set warden callback function for server messages
listenWarden = new NetworkWarden(warden.socket, warden.ID);
listenWarden.callNext = Receive_Message;
// Send the filename to the server
Networking.getData(listenWarden);
System.Threading.Thread.Sleep(800);
try
{
Networking.Send(warden, "Connect\t" + filename + "\t\n");
}
catch (Exception err)
{
while (MessageBox.Show("Server is down, application will now close.", "", MessageBoxButtons.OK) == 0)
{
}
Application.Exit();
}
}
/********************************************************************************************
* Network Comunication Section - Server -> Client
********************************************************************************************/
/// <summary>
/// Receive hub - decodes message and activate proper command
/// </summary>
public void Receive_Message(NetworkWarden ward)
{
if (ward.buffString == null)
{
return;
}
string msg = ward.buffString;
Array.Clear(ward.buffer, 0, ward.buffer.Length);
ward.buffString = "";
ward.message.Clear();
string[] parsedMsg = msg.Split('\t');
switch (parsedMsg[0])
{
case "Change":
this.Invoke(new MethodInvoker(() =>
Receive_Change(parsedMsg)));
break;
case "IsTyping":
this.Invoke(new MethodInvoker(() => Receive_IsTyping(parsedMsg)));
break;
case "DoneTyping":
this.Invoke(new MethodInvoker(() => Receive_DoneTyping(parsedMsg)));
break;
default:
// error in Received message: gracefully close everything
System.Diagnostics.Debug.Print("Bad Message Recieved");
break;
}
Networking.getData(ward);
}