light Remote android BT

package com.jon.light.remote;

import java.io.IOException;
import java.io.OutputStream;
import java.util.Set;
import java.util.UUID;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.Toast;
import android.app.Activity;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothSocket;
import android.content.Context;
import android.content.Intent;

public class MainActivity extends Activity {


    //MAC Address of the device
    private static String MAC_ADDRESS = "cc:52:af:f2:44:aa"; /*"00:00:00:00:00:00";*/
    //UUID to identify both devices
    private final UUID MY_UUID = UUID.fromString("00001101-0000-1000-8000-00805F9B34FB");
    private CheckBox ChkBluetooth, ChkLED;
    private Button BtnConnect, BtnNext;
    private BluetoothAdapter mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
    private BluetoothDevice mBluetoothDevice;


    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        //Privates that are lunched on startup
        //Connect_to_BTdevice();
        //Jon
        ButtonsandCheckbox();
        VerifyBTstate();
        //Jon
    } //Fin onCreate


    private void VerifyBTstate() {
        if(mBluetoothAdapter.isEnabled()) {
            ChkBluetooth.setChecked(true);
        }
    } //Fin VerifyBTState


    private void ButtonsandCheckbox() {
         ChkBluetooth = (CheckBox) findViewById(R.id.ChkBluetooth);
         ChkBluetooth.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked)
            {
                if (isChecked) {
                    mBluetoothAdapter.enable();

                    Context context = getApplicationContext();
                    CharSequence text = "Bluetooth Enabled";
                    int duration = Toast.LENGTH_SHORT;
                    Toast.makeText(context, text, duration).show();
                } else
                    {mBluetoothAdapter.disable();
                    Context context = getApplicationContext();
                    CharSequence text = "Bluetooth Disabled";
                    int duration = Toast.LENGTH_SHORT;
                    Toast.makeText(context, text, duration).show();}}});


        BtnConnect = (Button) findViewById(R.id.BtnConnect);
        BtnConnect.setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                //Connect to an already paired device.

                if (ChkBluetooth.isChecked()) {}
                else
                    {Context context = getApplicationContext();
                    CharSequence text = "Le bluetooth est désactivé";
                    int duration = Toast.LENGTH_SHORT;
                    Toast.makeText(context, text, duration).show();}
            }});

        ChkLED = (CheckBox) findViewById(R.id.ChkLED);
        ChkLED.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked)
            {if (isChecked) {
                    Context context = getApplicationContext();
                    CharSequence text = "Activé";
                    int duration = Toast.LENGTH_SHORT;
                    Toast.makeText(context, text, duration).show();}
            else
                    {Context context = getApplicationContext();
                    CharSequence text = "Désactivé";
                    int duration = Toast.LENGTH_SHORT;
                    Toast.makeText(context, text, duration).show();}
            }});
            } //Fin ButtonandCheck
} //Fin Activity