Xwork's Blog

Programas.

Laverna:

Tor-browser:

torify wget curl.pink/gentoo.tar

Programas por categorias.

Accesorios.

Firefox

Utilidades de consola:

• imagemagick (convert)
• screenfetch
• mplayer
• mpd & ncmpcpp (música)
• moc (música)
• midnight commander (archivos)
• youtube-dl
• openssh
• transmission (torrents)
• irssi
• finch (pidgin ncurses interface)
• kernel sources
• bc
• lvm
• mdraid
• iw
• alien (Convierte debs en rpm)
• dpkg
• fortune
• iputils
• nmap
• cowsay
• ponysay
• testdisk
• net-tools
• zerofree
• gnome-screenshot
• scrot

• -19 + 27 = 8 = H
• 5 = 5 = E
• 12 = 12 = L
• -15 + 27 = 12 = L
• ...

package com.mdev.clockview;

import android.app.Activity;
import android.app.AlertDialog;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothSocket;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.os.Build;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ListView;
import android.widget.SeekBar;
import android.widget.TextView;
import android.widget.Toast;
import android.app.ProgressDialog;
import android.os.AsyncTask;
import android.os.Handler;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.UUID;
import java.lang.reflect.Method;
import java.util.Set;
import java.util.Calendar;

import static com.mdev.clockview.R.layout.paired_devices_list;

public class MainActivity extends Activity {

 BluetoothAdapter myBluetoothAdapter = null;
 Button BtnConnect, BtnOnOff, BtnSecondsShow, BtnSyncHour, BtnChangeFormat,BtnDisconnect;
 SeekBar SkBright;
 TextView TxtArduinoRec, TxtBrigthValue;

 String address = null;
 private ProgressDialog progress;
 BluetoothSocket btSocket = null;
 private boolean isBtConnected = false;
 private static final UUID myUUID = UUID.fromString("00001101-0000-1000-8000-00805F9B34FB");
 final int RECEIVE_MESSAGE = 1;
 private StringBuilder sb = new StringBuilder();
 private ConnectedThread mConnectedThread;
 Handler h;

 private Set<BluetoothDevice> pairedDevices;
 ListView myListView;
 ArrayAdapter BTArrayAdapter;

 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);
  //setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);

  setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
  BtnConnect = (Button)findViewById(R.id.BtnConnect);
  myListView = (ListView)findViewById(R.id.BTList);
  TxtArduinoRec = (TextView)findViewById(R.id.TxtArduinoReturn);
  BtnOnOff = (Button)findViewById(R.id.BtnOn);
  BtnSecondsShow = (Button)findViewById(R.id.BtnShowS);
  BtnSyncHour = (Button)findViewById(R.id.BtnSync);
  BtnChangeFormat = (Button)findViewById(R.id.BtnFormat);
  BtnDisconnect = (Button)findViewById(R.id.BtnDisconnect);
  SkBright = (SeekBar)findViewById(R.id.SKBrillo);
  TxtBrigthValue = (TextView)findViewById(R.id.txtSeekValue);

  myBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();

  if (myBluetoothAdapter == null) {
   msg("El bluetooth no es soportado por este dispositivo");
  }
  else {
   msg("Esperando la conexion");
  }
  SkBright.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener(){

   @Override
   public void onProgressChanged(SeekBar seekBar, int progress,
            boolean fromUser) {
    TxtBrigthValue.setText("Brillo: " + String.valueOf(progress));
    if (isBtConnected)
    {
     String result = String.format(">SETB%1$02d", progress);
     mConnectedThread.write(result);
    }
   }

   @Override
   public void onStartTrackingTouch(SeekBar seekBar) {
   }

   @Override
   public void onStopTrackingTouch(SeekBar seekBar) {

   }
  });
  BtnConnect.setOnClickListener(new View.OnClickListener() {
   @Override
   public void onClick(View view) {
    if (!myBluetoothAdapter.isEnabled()) {
     Intent turnOnIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
     startActivityForResult(turnOnIntent, 1);
    }else{
     showBTDialog();
    }
   }
  });
  BtnOnOff.setOnClickListener(new View.OnClickListener()
  {
   @Override
   public void onClick(View view){
    if (isBtConnected)
    {
     mConnectedThread.write(">SCRA");
    }
   }
  });

  BtnSecondsShow.setOnClickListener(new View.OnClickListener()
  {
   @Override
   public void onClick(View view){
    if (isBtConnected)
    {
     mConnectedThread.write(">DISS");
    }
   }
  });

  BtnSyncHour.setOnClickListener(new View.OnClickListener()
  {
   @Override
   public void onClick(View view){
    if (isBtConnected)
    {
     mConnectedThread.write(BuildHour(true));
    }
   }
  });

  BtnChangeFormat.setOnClickListener(new View.OnClickListener()
  {
   @Override
   public void onClick(View view){
    if (isBtConnected)
    {
     mConnectedThread.write(">SETF");
    }
   }
  });
  BtnDisconnect.setOnClickListener(new View.OnClickListener()
  {
   @Override
   public void onClick(View view){
    if (isBtConnected)
    {
     Disconnect();
    }
   }
  });
  //encargado de procesar los mensajes.
  h = new Handler() {
   public void handleMessage(android.os.Message msg) {
    switch (msg.what)
    {
     case RECEIVE_MESSAGE:
      byte[] readBuf = (byte[]) msg.obj;
      String strIncom = new String(readBuf, 0, msg.arg1);
      sb.append(strIncom);
      int endOfLineIndex = sb.indexOf("\r\n");
      if (endOfLineIndex > 0)
      {
       String sbprint = sb.substring(0, endOfLineIndex);
       sb.delete(0, sb.length());
       TxtArduinoRec.setText("Data from Arduino: " + sbprint);
      }
     break;
    }
   };
  };

 }
 private void msg(String s)
 {
  Toast.makeText(getApplicationContext(),s,Toast.LENGTH_LONG).show();
 }
 private String BuildHour(boolean ForArduino){
  //>SETH2016122119001004
  //>SETHAAAAMMDDHHMMSSWW
  Calendar c = Calendar.getInstance();
  int DiaSemana = c.get(Calendar.DAY_OF_WEEK);
  int Anio = c.get(Calendar.YEAR);
  int Mes = c.get(Calendar.MONTH);
  int Dia = c.get(Calendar.DAY_OF_MONTH);
  int Horas = c.get(Calendar.HOUR_OF_DAY);
  int Minutos = c.get(Calendar.MINUTE);
  int Segundos = c.get(Calendar.SECOND);
  String Fecha = null;
  if (ForArduino == true){
   Fecha = String.format(">SETH%1$04d%2$02d%3$02d%4$02d%5$02d%6$02d%7$02d",
     Anio, Mes + 1, Dia, Horas, Minutos,Segundos, DiaSema);
   msg(Fecha);
  }else {
   Fecha = String.format("%1$04d/%2$02d/%3$02d - %4$02d:%5$02d:%6$02d",
     Anio, Mes + 1, Dia, Horas, Minutos,Segundos);
  }
  return Fecha;
 }

 private void Disconnect()
 {
  if (btSocket!=null)
  {
   try
   {
    btSocket.close();
    isBtConnected = false;
   }
   catch (IOException e)
   { msg("Error");}
  }
 }

 private AdapterView.OnItemClickListener myListClickListener = new AdapterView.OnItemClickListener()
 {
  public void onItemClick (AdapterView<?> av, View v, int arg2, long arg3) {
   if (myBluetoothAdapter.isEnabled()) {
    String info = ((TextView) v).getText().toString();
    address = info.substring(info.length() - 17);
    msg(info);

   } else {
    msg("El Bluetooth debe de estar encendido.");
   }
  }
 };


 public void showBTDialog() {
  final AlertDialog.Builder popDialog = new AlertDialog.Builder(this);
  final LayoutInflater inflater = (LayoutInflater) this.getSystemService(LAYOUT_INFLATER_SERVICE);
  final View Viewlayout = inflater.inflate(paired_devices_list, (ViewGroup) findViewById(R.id.bt_list));

  popDialog.setTitle("Dispositivos Bluetooth:");
  popDialog.setView(Viewlayout);

  myListView = (ListView) Viewlayout.findViewById(R.id.BTList);
  BTArrayAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1);
  myListView.setAdapter(BTArrayAdapter);
  pairedDevices = myBluetoothAdapter.getBondedDevices();

  for(BluetoothDevice device : pairedDevices)
   BTArrayAdapter.add(device.getName()+ "\n" + device.getAddress());

  myListView.setOnItemClickListener(myListClickListener);
  // Button OK
  popDialog.setPositiveButton("Conectar",
    new DialogInterface.OnClickListener() {
     public void onClick(DialogInterface dialog, int which) {
      if (address != null)
      {
       new ConnectBT().execute();
      }
      dialog.dismiss();
     }
    });
  popDialog.create();
  popDialog.show();

 }
 private class ConnectedThread extends Thread {
  private final InputStream mmInStream;
  private final OutputStream mmOutStream;

  public ConnectedThread(BluetoothSocket socket) {
   InputStream tmpIn = null;
   OutputStream tmpOut = null;
   try {
    tmpIn = socket.getInputStream();
    tmpOut = socket.getOutputStream();
   } catch (IOException e) { }

   mmInStream = tmpIn;
   mmOutStream = tmpOut;
  }

  public void run() {
   byte[] buffer = new byte[256];
   int bytes;
   while (true) {
    try {
     bytes = mmInStream.read(buffer);
     h.obtainMessage(RECEIVE_MESSAGE, bytes, -1, buffer).sendToTarget();
    } catch (IOException e) {
     break;
    }
   }
  }

  public void write(String message) {
   byte[] msgBuffer = message.getBytes();
   try {
    mmOutStream.write(msgBuffer);
   } catch (IOException e) {
    msg("Error al enviar: " + e.getMessage());

   }
  }
 }

 private class ConnectBT extends AsyncTask<Void, Void, Void>
 {
  private boolean ConnectSuccess = true;

  @Override
  protected void onPreExecute()
  {
   progress = ProgressDialog.show(MainActivity.this, "Conectando ("+ address +")...", "Espera...!!!");
  }

  @Override
  protected Void doInBackground(Void... devices)
  {
   try
   {
    if (btSocket == null || !isBtConnected)
    {
     myBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
     BluetoothAdapter.getDefaultAdapter().cancelDiscovery();
     BluetoothDevice dispositivo = myBluetoothAdapter.getRemoteDevice(address);
     btSocket = createBluetoothSocket(dispositivo);
     btSocket.connect();
    }
   }
   catch (IOException e)
   {
    ConnectSuccess = false;
   }
   return null;
  }

  private BluetoothSocket createBluetoothSocket(BluetoothDevice device) throws IOException {
   if(Build.VERSION.SDK_INT >= 10){
    try {
     final Method  m = device.getClass().getMethod("createInsecureRfcommSocketToServiceRecord", new Class[] { UUID.class });
     return (BluetoothSocket) m.invoke(device, myUUID);
    } catch (Exception e) {
     msg("No se pudo crear la conexion");
    }
   }
   return  device.createRfcommSocketToServiceRecord(myUUID);
  }

  @Override
  protected void onPostExecute(Void result)
  {
   super.onPostExecute(result);

   if (!ConnectSuccess)
   {
    msg("La conexion falló, intentelo de nuevo");
    isBtConnected = false;
   }
   else
   {
    msg("Conectado.");
    isBtConnected = true;
    mConnectedThread = new ConnectedThread(btSocket);
    mConnectedThread.start();
   }
   progress.dismiss();
  }
 }
}