Android Open Source - MultiWork Frec View

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License

The source code is released under:
Copyright (c) 2013, Torti Andr?s Fernando All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions a...
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Java Source Code

package com.frecuencimeter.andres;
//from  w  w  w  .  j  a v a  2s .  co m
import com.actionbarsherlock.app.ActionBar;
import com.actionbarsherlock.app.SherlockActivity;
import com.actionbarsherlock.view.Menu;
import com.actionbarsherlock.view.MenuInflater;
import com.actionbarsherlock.view.MenuItem;
import com.bluetoothutils.andres.BluetoothHelper;
import com.bluetoothutils.andres.OnNewBluetoothDataReceived;
import com.multiwork.andres.ApplicationContext;
import com.multiwork.andres.MainMenu;
import com.multiwork.andres.R;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.graphics.Color;
import android.graphics.Typeface;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.util.Log;
import android.view.View;
import android.view.WindowManager;
import android.view.View.OnClickListener;
import android.widget.TextView;
import android.widget.Toast;

import java.io.InputStream;
import java.io.OutputStream;

public class FrecView extends SherlockActivity implements OnNewBluetoothDataReceived{

  private static final boolean DEBUG = true;
  private static final int Hz     = 0;
  private static final int KHz    = 1;
  private static final int MHz    = 2;
  
  /** Indica si esta en pausa */
  private static boolean isPlaying = false;
  
  /** Display de la frecuencia */
  private static TextView tvFrecDisplay, tvFrecDisplay2, tvExtraData, tvExtraData2;

  /** Background de la frecuencia */
  private static TextView tvFrecBackground, tvFrecBackground2;
  
  /** ActionBar */
  private static ActionBar actionBar;
    
    private static Frecuencia frec1 = new Frecuencia();
    private static Frecuencia frec2 = new Frecuencia();
  private static BluetoothHelper mBluetoothHelper;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.frecview);
    if(DEBUG) Log.i("FrecView", "onCreate() -> FrecView");

    tvFrecDisplay = (TextView) findViewById(R.id.tvFrec);
    tvFrecDisplay2 = (TextView) findViewById(R.id.tvFrec2);

    tvFrecBackground = (TextView) findViewById(R.id.tvBackgroundFrec);
    tvFrecBackground2 = (TextView) findViewById(R.id.tvBackgroundFrec2);
        
        actionBar = getSupportActionBar();
        actionBar.setDisplayHomeAsUpEnabled(true);
        
        // Fuente para el texto
      Typeface font = Typeface.createFromAsset(getAssets(), "lcdlike.otf"); 
      tvFrecDisplay.setTypeface(font);
      tvFrecDisplay2.setTypeface(font);
      tvFrecBackground.setTypeface(font);
      tvFrecBackground2.setTypeface(font);
      
      // Color de los TextView de fondo
        tvFrecBackground.setTextColor(Color.LTGRAY);
        tvFrecBackground2.setTextColor(Color.LTGRAY);

        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getBaseContext());
        
        /**
         * Mantiene a la pantalla encendida en esta Activity nicamente
         * @see http://developer.android.com/reference/android/os/PowerManager.html
         * @see http://stackoverflow.com/questions/2131948/force-screen-on
         */
        if(prefs.getBoolean("keepScreenAwake", false)) {
          if(DEBUG) Log.i("FrecView","Screen Awake");
            getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
        }
  }
  
  @Override
  protected void onResume() {
        super.onResume();
    if(DEBUG) Log.i("onResume()", "Resume FrecView");
    this.invalidateOptionsMenu();

        mBluetoothHelper = ((ApplicationContext)getApplication()).mBluetoothHelper;
  }
  
  @Override
  protected void onPause() {
    if(DEBUG) Log.i("onPause()", "Pause FrecView");
        mBluetoothHelper.removeOnNewBluetoothDataReceived();
    super.onPause();
  }

    @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    MenuInflater inflater = this.getSupportMenuInflater();
    inflater.inflate(R.menu.actionbarfrec, menu);
    return true;
  }

  @Override
  public boolean onPrepareOptionsMenu(Menu menu) {
    if(isPlaying) menu.findItem(R.id.PlayPauseFrec).setIcon(R.drawable.pause);
    else menu.findItem(R.id.PlayPauseFrec).setIcon(R.drawable.play);
    return super.onPrepareOptionsMenu(menu);
  }

   @Override
   public boolean onOptionsItemSelected(MenuItem item) {
     if(DEBUG) Log.i("FrecView", "onOptionsItemSelected() -> FrecView - Item: " + item.getItemId());
     
     switch(item.getItemId()){
            case android.R.id.home:
                Intent intent = new Intent(this, MainMenu.class);
                intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);  // Si la Activity ya esta abierta ir a ella no abrir otra nueva
                startActivity(intent);
                break;
            case R.id.settingsFrec:

                break;
            case R.id.PlayPauseFrec:
                isPlaying = !isPlaying;
                if(isPlaying){
                    mBluetoothHelper.setOnNewBluetoothDataReceived(this);
                }else{
                    mBluetoothHelper.removeOnNewBluetoothDataReceived();
                }
                break;
     }
     return true;
   }

    @Override
    public boolean onNewBluetoothDataReceivedListener(InputStream mBTIn, OutputStream mBTOut) {
        return true;
    }
}
Java Source Code List
