private void button2_Click(object sender, EventArgs e)
{
if (this.button2.Text == "Disconnect")
{
this.ClientDisconnectClickAction();
}
// connect to peer button click
if (P2PSimpleChat.BLL.Utility.IsValidIPv4(this.textBox3.Text) && P2PSimpleChat.BLL.Utility.IsNumeric(this.textBox4.Text))
{
if (this.server == null)
{
MessageBox.Show("You must start your peer first before connecting to another peer", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
try
{
this.ClientConnectClickAction();
}
catch (Exception ex)
{
this.client = null;
this.label7.Text = "Failure! " + ex.Message;
this.label7.ForeColor = System.Drawing.Color.Red;
}
}
}
else
{
MessageBox.Show("Invalid ip address or port number.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void ClientDisconnectClickAction()
{
this.server.CloseClient();
this.client.Close();
this.client = null;
this.ResetTargetPeerFields();
}
private void ClientRequestReceivedAction(byte[] data)
{
//MessageBox.Show("New request");
if (this.client == null)
{
try
{
byte[] d = new byte[data.Length - 3];
Array.Copy(data, 3, d, 0, d.Length);
string[] s = Encoding.ASCII.GetString(d).Split(':');
this.client = P2PSimpleChat.BLL.Client.GetClientObject(s[0], s[1]);
this.textBox3.Text = s[0];
this.textBox4.Text = s[1];
this.groupBox2.Enabled = true;
this.label7.Text = "Connected to peer successfully!";
}
catch (Exception ex)
{
this.client = null;
this.groupBox2.Enabled = true;
this.label7.Text = "Error occured! " + ex.Message;
this.label7.ForeColor = System.Drawing.Color.Red;
}
}
}
private void ClientConnectClickAction()
{
this.client = P2PSimpleChat.BLL.Client.GetClientObject(textBox3.Text, textBox4.Text);
this.client.SendRequest(this.textBox1.Text, this.textBox2.Text);
this.label7.Text = "Connected to peer successfully!";
this.label7.ForeColor = System.Drawing.Color.Green;
this.textBox3.Enabled = false;
this.textBox4.Enabled = false;
this.button2.Text = "Disconnect";
}
private void ClientDisconnectAction()
{
this.AppendText("*** " + textBox3.Text + ":" + textBox4.Text + " disconnected***", System.Drawing.Color.Red, true);
this.groupBox2.Enabled = true;
this.textBox3.Text = "";
this.textBox4.Text = "";
this.textBox3.Enabled = true;
this.textBox4.Enabled = true;
this.button2.Text = "Connect";
try
{
this.client.Close();
}
catch
{
}
this.client = null;
}
private void button1_Click(object sender, EventArgs e)
{
if (this.button1.Text == "Stop")
{
this.server.Stop();
System.Threading.Thread.Sleep(200);
try
{
this.client.Close();
}
catch
{
}
this.server = null;
this.client = null;
this.ResetPeerFields();
return;
}
// peer start button click
if (P2PSimpleChat.BLL.Utility.IsValidIPv4(this.textBox1.Text) && P2PSimpleChat.BLL.Utility.IsNumeric(this.textBox2.Text))
{
this.server = new P2PSimpleChat.BLL.Server(textBox1.Text, textBox2.Text);
System.Threading.Thread.Sleep(200);
if (P2PSimpleChat.BLL.Server.ServerStartedSuccessfully)
{
//this.label7.Text = "Success!";
//this.groupBox1.Enabled = false;
this.button1.Text = "Stop";
server.ClientDataReceived += Server_ClientDataReceived;
this.label7.Text = "Peer started successfully!";
this.label7.ForeColor = System.Drawing.Color.Green;
}
else
{
this.AppendText("*** Error: " + P2PSimpleChat.BLL.Server.ErrorMessage + " ***", System.Drawing.Color.Red, true);
this.server = null;
this.groupBox1.Enabled = true;
}
}
else
{
MessageBox.Show("Invalid ip address or port number.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
