private void deleteClick(object sender, EventArgs e) // remove client from list, this function is triggered from "DELETE" button
{
if (connected)
{
connected = false;
AsynchronousServer.ServerSetControlPropertyThreadSafe(AsynchronousServer.console, "Text", AsynchronousServer.console.Text + "Client " + index + " (" + key + "): Lost connection" + " (" + index + ")" + "\n");
AsynchronousServer.ServerSetControlPropertyThreadSafe(AsynchronousServer.console, "Text", AsynchronousServer.console.Text + "Client " + index + " (" + key + "): Deleted" + " (" + index + ")" + "\n");
AsynchronousServer.clients.Remove(this.key);
client.Shutdown(SocketShutdown.Both);
client.Close();
TestFormCotrolHelper.ControlInvike(AsynchronousServer.list, () => AsynchronousServer.list.Controls.Remove(itemPanel));
}
else
{
AsynchronousServer.clients.Remove(this.key);
TestFormCotrolHelper.ControlInvike(AsynchronousServer.list, () => AsynchronousServer.list.Controls.Remove(itemPanel));
AsynchronousServer.ServerSetControlPropertyThreadSafe(AsynchronousServer.console, "Text", AsynchronousServer.console.Text + "Client " + index + " (" + key + "): Deleted" + " (" + index + ")" + "\n");
}
AsynchronousServer.StoreData();
Console.WriteLine("My Index: " + this.index);
foreach (KeyValuePair <string, Client> item in AsynchronousServer.clients) //move all items below this with 25 units upper, for not leaving blank space in list
{
Console.WriteLine("item: " + item.Value.index);
if (item.Value.index > this.index)
{
item.Value.itemPanel.Location = new System.Drawing.Point(0, item.Value.itemPanel.Location.Y - 25);
}
}
}
//disconnect all clients from server, and close server if opened
private void disconnect2_Click(object sender, EventArgs e)
{
if (AsynchronousServer.runningServer)
{
AsynchronousServer.close();
}
else
{
showAlert("You are not connected to any server");
}
}
public Client(string key, Socket client, int count)
{
this.key = key;
this.client = client;
this.index = count;
FillList();
if (client != null) //if client is created from server.accept() result, then start listen thread, otherwise means client is created without socket connection, from list of all connected/disconnected clients
{
AsynchronousServer.ServerSetControlPropertyThreadSafe(AsynchronousServer.console, "Text", AsynchronousServer.console.Text + "New client connected: " + client.RemoteEndPoint.ToString() + " (" + index + ")" + "\n");
instanceClient();
}
}
//send message from server panel
private void send2_Click(object sender, EventArgs e)
{
if (AsynchronousServer.clients.Count == 0)
{
showAlert("No client is connected to server");
}
else
{
String data = this.input2.Text;
AsynchronousServer.Send(data, -1);
this.input2.Text = "";
}
}
//open server panel
private void button2_Click(object sender, EventArgs e)
{
clientMode = false;
this.Controls.Remove(panel1);
this.Controls.Add(panel2);
AsynchronousServer.console = this.serverConsole; //link forms for static usage
AsynchronousServer.consoleContainer = this.panel6;
AsynchronousServer.list = this.panel5; //link list of all connected clients
if (!AsynchronousServer.runningServer)
{
this.serverConsole.Text = "";
AsynchronousServer.StartListening(); //autostarts server
}
}
public void instanceClient()
{
this.connected = true;
itemStatus.ImageLocation = "green.bmp"; //set connected image in clients list
chatThread = new Thread(() =>
{
Thread.CurrentThread.IsBackground = true;
while (connected)
{
try
{
int receivedBytes = client.Receive(bytes);
//get message from connected client in bytes buffer
if (receivedBytes == 0) //if not bytes received means client lost connection
{
AsynchronousServer.ServerSetControlPropertyThreadSafe(AsynchronousServer.console, "Text", AsynchronousServer.console.Text + "Client " + index + " (" + key + "): Lost connection" + " (" + index + ")" + "\n");
client.Shutdown(SocketShutdown.Both);
client.Close();
connected = false;
itemStatus.ImageLocation = "red.bmp";//set disconnected image in clients list
}
else //put buffer bytes in string
{
response = Encoding.ASCII.GetString(bytes, 0, receivedBytes);
AsynchronousServer.ServerSetControlPropertyThreadSafe(AsynchronousServer.console, "Text", AsynchronousServer.console.Text + "Client " + index + " (" + key + "): " + response);
Console.WriteLine("Console height: " + AsynchronousServer.console.Size.Height);
AsynchronousServer.Send(response, index);
}
}
catch (System.Net.Sockets.SocketException e)
{
connected = false;
connected = false;
itemStatus.ImageLocation = "red.bmp";//set disconnected image in clients list
}
Thread.Sleep(500);
}
});
chatThread.Start();
}
//connect server if not already
private void connect2(object sender, EventArgs e)
{
if (AsynchronousServer.runningServer)
{
showAlert("Server already running");
}
else
{
String data = this.textBox2.Text;
if (data.Length > 0)
{
//get data from input box, and start server
this.clientMode = false;
AsynchronousServer.port = Int32.Parse(data);
AsynchronousServer.StartListening();
}
else
{
showAlert("Bad adress, only allowed ip:port combination");
}
}
}
//clear server console
private void button4_Click(object sender, EventArgs e)
{
AsynchronousServer.ServerSetControlPropertyThreadSafe(this.serverConsole, "Text", "");
}