Android Open Source - iSiteProyect Main Activity

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Back to project page iSiteProyect.

License

The source code is released under:

Copyright (C) 2013 Plasty Grove <plasty.grove@gmail.com> Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Softwar...

Java Source Code

package com.iSiteProyect;
/*from  w  ww  . j a  v  a  2s  .c o  m*/
import java.io.IOException;
import java.io.InputStream;
import java.util.UUID;


import android.app.Activity;
import android.app.ProgressDialog;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothSocket;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.text.method.ScrollingMovementMethod;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.ScrollView;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity {

  private static final String TAG = "BlueTest5-MainActivity";
  private int mMaxChars = 50000;//Default
  private UUID mDeviceUUID;
  private BluetoothSocket mBTSocket;
  private ReadInput mReadThread = null;

  private boolean mIsUserInitiatedDisconnect = false;

  // All controls here
  private TextView mTxtReceive,TxtReceptor;
  private EditText mEditSend;
  private Button mBtnDisconnect,mBtnSend,mBtnClear,mBtnClearInput;
  
  private ScrollView scrollView;
  private CheckBox chkScroll;
  private CheckBox chkReceiveText;

  private boolean mIsBluetoothConnected = false;

  private BluetoothDevice mDevice;

  private ProgressDialog progressDialog;

  //private String detectorString=null;
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    ActivityHelper.initialize(this);

    Intent intent = getIntent();
    Bundle b = intent.getExtras();
    mDevice = b.getParcelable(Homescreen.DEVICE_EXTRA);
    mDeviceUUID = UUID.fromString(b.getString(Homescreen.DEVICE_UUID));
    mMaxChars = b.getInt(Homescreen.BUFFER_SIZE);

    Log.d(TAG, "Ready");
    LevantarXML();
  

    mTxtReceive.setMovementMethod(new ScrollingMovementMethod());

    mBtnDisconnect.setOnClickListener(new OnClickListener() {

      @Override
      public void onClick(View v) {
        mIsUserInitiatedDisconnect = true;
        new DisConnectBT().execute();
      }
    });

    
  
    
    
    mBtnSend.setOnClickListener(new OnClickListener() {

      @Override
      public void onClick(View arg0) {
        try {
          mBTSocket.getOutputStream().write((mEditSend.getText().toString()+"\r").getBytes());
          mEditSend.setText("");
        } catch (IOException e) {
          // TODO Auto-generated catch block
          e.printStackTrace();
        }
      }
    });
    
    mBtnClear.setOnClickListener(new OnClickListener() {

      @Override
      public void onClick(View arg0) {
        mEditSend.setText("");
      }
    });
    
    mBtnClearInput.setOnClickListener(new OnClickListener() {
      
      @Override
      public void onClick(View arg0) {
        mTxtReceive.setText("");
      }
    });

  }

  
  
  private void  LevantarXML() {
    
    mBtnDisconnect = (Button) findViewById(R.id.btnDisconnect);
    mBtnSend = (Button) findViewById(R.id.btnSend);
    mBtnClear = (Button) findViewById(R.id.btnClear);
  
    mTxtReceive = (TextView) findViewById(R.id.txtReceive);
    mEditSend = (EditText) findViewById(R.id.editSend);
      scrollView = (ScrollView) findViewById(R.id.viewScrollcom);
    chkScroll = (CheckBox) findViewById(R.id.chkScroll);
    chkReceiveText = (CheckBox) findViewById(R.id.chkReceiveText);
    mBtnClearInput = (Button) findViewById(R.id.btnClearInput);
    
  }

  public class ReadInput implements Runnable {

    private boolean bStop = false;
    private Thread t;

    public ReadInput() {
      t = new Thread(this, "Input Thread");
      t.start();
    }

    public boolean isRunning() {
      return t.isAlive();
    }

    @Override
    public void run() {
      InputStream inputStream;

      try {
        inputStream = mBTSocket.getInputStream();
        while (!bStop) {
          byte[] buffer = new byte[256];
          if (inputStream.available() > 0) {
            inputStream.read(buffer);
            int i = 0;
            /*
             * This is needed because new String(buffer) is taking the entire buffer i.e. 256 chars on Android 2.3.4 http://stackoverflow.com/a/8843462/1287554
             */
            for (i = 0; i < buffer.length && buffer[i] != 0; i++) {
            }
            final String strInput = new String(buffer, 0, i);

            /*
             * If checked then receive text, better design would probably be to stop thread if unchecked and free resources, but this is a quick fix
             */

            if (chkReceiveText.isChecked()) {
              mTxtReceive.post(new Runnable() {
                @Override
                public void run() {
                  mTxtReceive.append(strInput);
                  //Uncomment below for testing
                  //mTxtReceive.append("\n");
                  //mTxtReceive.append("Chars: " + strInput.length() + " Lines: " + mTxtReceive.getLineCount() + "\n");
                  
                  /// DETECTA STRING
                  
                  
                   FuncionComandos(strInput);
                  
                  
                  int txtLength = mTxtReceive.getEditableText().length();  
                  if(txtLength > mMaxChars){
                    mTxtReceive.getEditableText().delete(0, txtLength - mMaxChars);
                  }

                  if (chkScroll.isChecked()) { // Scroll only if this is checked
                    scrollView.post(new Runnable() { // Snippet from http://stackoverflow.com/a/4612082/1287554
                          @Override
                          public void run() {
                            scrollView.fullScroll(View.FOCUS_DOWN);
                          }
                        });
                  }
                }
              });
            }

          }
          Thread.sleep(500);
        }
      } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      } catch (InterruptedException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      }

    }

    public void stop() {
      bStop = true;
    }

  }
  
  private void FuncionEnviar(String StringEnviado){
    
    try {
      mBTSocket.getOutputStream().write((StringEnviado+"\r").getBytes());
      mEditSend.setText("");
    } catch (IOException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
    
    
  }

  private void FuncionComandos(String detectorString){
    
    if (detectorString.contains("iDirect login:")){
      
      Toast.makeText(getApplicationContext(), "login", Toast.LENGTH_SHORT).show();
      FuncionEnviar("root");    
      
      
    }else if(detectorString.contains("Password:")){
    
      Toast.makeText(getApplicationContext(), "P@55w0rd!", Toast.LENGTH_SHORT).show();
      FuncionEnviar("P@55w0rd!");  
    }else if(detectorString.contains("Username:")){
    
      Toast.makeText(getApplicationContext(), "admin", Toast.LENGTH_SHORT).show();
      FuncionEnviar("admin");  
    }
    else if(detectorString.contains("Unknown Command:")){
      
      Toast.makeText(getApplicationContext(), "Comando erroneo", Toast.LENGTH_SHORT).show();
        
    }else if(detectorString.contains(">")){
    
      Toast.makeText(getApplicationContext(), "telnet", Toast.LENGTH_SHORT).show();
    
    }else if(detectorString.contains("#")){
    
      Toast.makeText(getApplicationContext(), "Linux", Toast.LENGTH_SHORT).show();
      
    }
    
  }


  public class DisConnectBT extends AsyncTask<Void, Void, Void> {

    @Override
    protected void onPreExecute() {
    }

    @Override
    protected Void doInBackground(Void... params) {

      if (mReadThread != null) {
        mReadThread.stop();
        while (mReadThread.isRunning())
          ; // Wait until it stops
        mReadThread = null;

      }

      try {
        mBTSocket.close();
      } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      }

      return null;
    }

    @Override
    protected void onPostExecute(Void result) {
      super.onPostExecute(result);
      mIsBluetoothConnected = false;
      if (mIsUserInitiatedDisconnect) {
        finish();
      }
    }

  }

  private void msg(String s) {
    Toast.makeText(getApplicationContext(), s, Toast.LENGTH_SHORT).show();
  }

  @Override
  protected void onPause() {
    if (mBTSocket != null && mIsBluetoothConnected) {
      new DisConnectBT().execute();
    }
    Log.d(TAG, "Paused");
    super.onPause();
  }

  @Override
  protected void onResume() {
    if (mBTSocket == null || !mIsBluetoothConnected) {
      new ConnectBT().execute();
    }
    Log.d(TAG, "Resumed");
    super.onResume();
  }

  @Override
  protected void onStop() {
    Log.d(TAG, "Stopped");
    super.onStop();
  }

  @Override
  protected void onSaveInstanceState(Bundle outState) {
    // TODO Auto-generated method stub
    super.onSaveInstanceState(outState);
  }

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

    @Override
    protected void onPreExecute() {
      progressDialog = ProgressDialog.show(MainActivity.this, "Hold on", "Connecting");// http://stackoverflow.com/a/11130220/1287554
    }

    @Override
    protected Void doInBackground(Void... devices) {

      try {
        if (mBTSocket == null || !mIsBluetoothConnected) {
          mBTSocket = mDevice.createInsecureRfcommSocketToServiceRecord(mDeviceUUID);
          BluetoothAdapter.getDefaultAdapter().cancelDiscovery();
          mBTSocket.connect();
        }
      } catch (IOException e) {
        // Unable to connect to device
        e.printStackTrace();
        mConnectSuccessful = false;
      }
      return null;
    }

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

      if (!mConnectSuccessful) {
        Toast.makeText(getApplicationContext(), "Could not connect to device. Is it a Serial device? Also check if the UUID is correct in the settings", Toast.LENGTH_LONG).show();
        finish();
      } else {
        msg("Connected to device");
        mIsBluetoothConnected = true;
        mReadThread = new ReadInput(); // Kick off input reader
      }

      progressDialog.dismiss();
    }

  }

}

Java Source Code List

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