CSharp Example_(en)

**C# program exmeple **

Warning !! The programing of this new project is often modified, it's possible that's this sample don't work with the last version of SVN.color red

It's only a simple X program skeleton to comunicate with TuxDroidServer. With this code, you may be able to create a complete IHM to drive your TuxDroid.

using System;                 
using System.Text;              
using System.Net;               
using System.Net.Sockets;  
using System.Threading;     
namespace TuxClient
{
class Program
{
    /* connection information */
    private static IPEndPoint server = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 9595);  /*you may change ip adress and listener  */

    /* create socket */
    private static Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);

    /* push on left wing */
    private static void onLeftButtonPressed()
    {
        Console.WriteLine("left wing");
    }

    /* push on right wing */
    private static void onRightButtonPressed()
    {
        Console.WriteLine("right wing");
    }

    /* push on head button */
    private static void onHeadButtonPressed()
    {
        Console.WriteLine("push on head button");
    }

    /* push on remote controle */
    private static void onRemoteButtonPressed(string button)
    {
        Console.WriteLine("remote control: {0}", button);
    }

    /*  battery charger is plug */
    private static void onChargerPlugged()
    {
        Console.WriteLine("battery charger plugged");
    }

    /* battery charger unplugged */
    private static void onChargerUnPlugged()
    {
        Console.WriteLine("battery charger unplugged");
    }

    /*dongle connected */
    private static void onDongleConnected()
    {
        Console.WriteLine("Dongle connected");
    }

    /*  dongle disconnected */
    private static void onDongleDisConnected()
    {
        Console.WriteLine("Dongle disonnected");
    }

    /* read message from server */
    private static void ReadServer()
    {
        while (true)
        {
            byte[] buffer = new byte[1024];  
            int iResult = socket.Receive(buffer);


            if (iResult > 0)
            {
                string message = Encoding.ASCII.GetString(buffer, 0, iResult);      /* convert bytes to string */
                message = message.Replace("\r", "");  
                message = message.Replace(((char)0).ToString(), "");                /* delete <null> character */

                /* message is like #TUXBUTTON or #TUXREMOTE */
                if (message.StartsWith("#TUXBUTTON") || message.StartsWith("#TUXREMOTE"))
                {
                    string[] sp = message.Split(':');

                    if (sp[1].Equals("LEFT"))
                        onLeftButtonPressed();
                    else if (sp[1].Equals("RIGHT"))
                        onRightButtonPressed();
                    else if (sp[1].Equals("HEAD"))
                        onHeadButtonPressed();
                    else
                        onRemoteButtonPressed(sp[1]);

                }
                else
                {
                    /* handle another event */
                    if (message.StartsWith("#") && message.Contains(":"))
                    {
                        string[] sp = message.Split(':');

                        switch (sp[0])
                        {
                            case "#TUXCHARGER":
                                {
                                    if (sp[1].Equals("PLUGGED"))
                                        onChargerPlugged();
                                    if (sp[1].Equals("UNPLUGGED"))
                                        onChargerUnPlugged();
                                }
                                break;
                            case "#TUXDONGLE":
                                {
                                    if (sp[1].Equals("CONNECTED"))
                                        onDongleConnected();
                                    if (sp[1].Equals("DISCONNECTED"))
                                        onDongleDisConnected();
                                }
                                break;

                        }
                    }
                    else 
                    {
                        Console.WriteLine("server: {0}", message);
                    }
                }

            }

        }
    }

    /* send message to server */
    private static void sendMessage(string message)
    {
        socket.Send(Encoding.ASCII.GetBytes(message));
    }

    public static void Main(string[] args)
    {
        try
        {

            socket.Connect(server);

            /* register to TuxDroidServer*/
            sendMessage("Tux_Key(test)"); /* for more information look at the wiki */

                            Thread T = new Thread(new ThreadStart(ReadServer));
            T.IsBackground = true;
            T.Start();

            /* Exemple */
            string stdin;
            while (!(stdin = Console.ReadLine()).Equals("quit"))
            {
                if (stdin.Equals("flippers up"))
                    sendMessage("Tux_Flippers(Up)");

                if (stdin.Equals("flippers down"))
                    sendMessage("Tux_Flippers(Down)");

            }

        }
        catch (SocketException se)
        {
            Console.WriteLine("Impossible de se connecter: " + se.ToString());
        }
    }
    }
}