Notes

package com.example.acer.tcp_login;




import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.os.Process;
import android.text.method.ScrollingMovementMethod;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.net.Socket;

public class tcpAndroid extends Activity
{
public Socket sd; //naming Socket as sd
public BufferedReader uf; //naming BufferedReader as uf
public PrintStream tr; //naming PrintStream as tr

EditText it; //naming EditText as it
Button on; //naming Button as on
TextView ew; //naming Textview as ew

int ptn; //intialing ptn
String ipAdd;

class SocketListener implements Runnable
{
String in;

public void run()
{
try
{
sd = new Socket (ipAdd, ptn);
uf = new BufferedReader (new InputStreamReader(sd.getInputStream()));
tr = new PrintStream (sd.getOutputStream());
tr.println("Connection established");

while (true)
{
String s = uf.readLine ();
CharSequence cs = ew.getText ();
in = cs + "rn" + s;

ew.post(new Runnable()
{
public void run()
{
ew.setText(in);
}
}
);
}
}
catch (IOException e)
{
Log.e(getClass().getName(), e.getMessage());
}
}
}

@Override
protected void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_tcp_android);

ew = (TextView)findViewById(R.id.txV); //acccessing the id from txV to ew
ew.setMovementMethod(new ScrollingMovementMethod());

it = (EditText) findViewById(R.id.edT); //acccessing the id from edTto it


ptn = 9999; //port number
ipAdd = "192.168.199.2"; // ip address of the pc



Button bom=(Button)findViewById(R.id.bm); //intializing the button bom and taking the id from the "bm" button of our design
Button bom1=(Button)findViewById(R.id.end); //intializing the button bom1 and taking the id from the "end" button of our design

bom.setOnClickListener(new View.OnClickListener()
{

@Override
public void onClick(View v)
{
Intent back = new Intent(tcpAndroid.this, option.class); //take to option activity from the current activity
startActivity(back);
}
});

bom1.setOnClickListener(new View.OnClickListener()
{

@Override
public void onClick(View v)
{ //on clicking the button bom1
moveTaskToBack(true);
android.os.Process.killProcess(android.os.Process.myPid()); //kill thr process
System.exit(1); //programmed terminates
}
});


on = (Button)findViewById(R.id.bot);
on.setOnClickListener(new View.OnClickListener()
{
public void onClick(View v)
{
new Thread()
{
public void run()
{
String s = it.getText().toString();
tr.println (s);
}
}.start();
}
});

Thread td = new Thread (new SocketListener ());
td.start();
}
}