Android vs Raspberry Pi Chat

1using Abetoo;
2using System;
3using System.Collections.Generic;
4using  System.ComponentModel;
5using System.Data;
6using System.Drawing;
7using System.Linq;
8using  System.Text;
9using System.Threading.Tasks;
10using System.Windows.Forms;
11
12namespace  pcChatApp
13{
14    public partial class form1 : Form
15    {
16        AbtooConnection  abconnection;
17
18        public form1()
19        {
20            InitializeComponent();
21
22            // Connection parameters
23            const String myChannel =
24                "-TbVO-rqdA0iWg6-gWh0eeQ636243460528994051#" +
25                "735acf9cd6eda96e66ee3858496dca59d750aff1";
26
27            const int heartBeat = 4;
28
29            // Connection
30            abconnection  = new AbtooConnection(myChannel, heartBeat);
31
32            // Messages Listener
33            abconnection.messageReceived += ((sender, abtoomsg) =>
34            {
35                AbtooMessage abmsg = (AbtooMessage)abtoomsg;
36
37                this.Invoke((MethodInvoker)(()  =>
38                    {
39                        listBox1.Items.Add("Remote:  " + abmsg.body);
40                        listBox1.SelectedIndex = listBox1.Items.Count  - 1;
41                        listBox1.SelectedIndex = -1;
42                        listBox1.Refresh();
43                    }));
44                //Console.WriteLine(abmsg.body);
45            });
46            abconnection.connect();
47
48        }
49
50        private void button1_Click(object sender, EventArgs e)
51        {
52            const String remoteChannel =
53            "-uC6s1LfZaEuw9AK0Js1w9w636243459698606497#"  +
54            "b90a9186b9b61ead17d51251f689aea1779d5203";
55                
56
57            abconnection.sendMessage(remoteChannel, messageBox.Text);
58            listBox1.Items.Add("Me:  " + messageBox.Text);
59            listBox1.SelectedIndex = listBox1.Items.Count  - 1;
60            listBox1.SelectedIndex = -1;
61            listBox1.Refresh();
62            messageBox.Text = "";
63
64        }
65
66        private void  messageBox_KeyDown(object sender, KeyEventArgs e)
67        {
68            if  (e.KeyCode == Keys.Enter)
69            {
70                button1_Click(sender,  null);
71                e.Handled = true;
72                e.SuppressKeyPress  = true;
73            }
74        }
75     }
76}