Example #1
0
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.folderex);

    Intent gintent = getIntent();
    getPath = gintent.getStringExtra("path");
    dbPath = gintent.getStringExtra("dbpath");

    FileList _FileList = new FileList(this);
    _FileList.setOnPathChangedListener(_OnPathChanged);
    _FileList.setOnFileSelected(_OnFileSelected);

    LinearLayout layout = (LinearLayout) findViewById(R.id.LinearLayout01);
    layout.addView(_FileList);

    Util.print("getPath = " + getPath);
    String path = " ";

    if (getPath.equals("empty")) {
      File root = Environment.getExternalStorageDirectory();
      _FileList.setPath(root.getAbsolutePath());
      path = root.getAbsolutePath();
    } else {
      _FileList.setPath(getPath);
      path = getPath;
    }

    Util.print("path = " + path);

    _FileList.setFocusable(true);
    _FileList.setFocusableInTouchMode(true);

    ((TextView) findViewById(R.id.TextView01)).setSelected(true);
  }
Example #2
0
  private void deleteLocation(LocationInfo info) {
    if (NavigineApp.Navigation == null) return;

    if (info != null) {
      try {
        (new File(info.archiveFile)).delete();
        info.localVersion = -1;
        info.localModified = false;

        String locationDir = LocationLoader.getLocationDir(mContext, info.title);
        File dir = new File(locationDir);
        File[] files = dir.listFiles();
        for (int i = 0; i < files.length; ++i) files[i].delete();
        dir.delete();

        String mapFile = NavigineApp.Settings.getString("map_file", "");
        if (mapFile.equals(info.archiveFile)) {
          NavigineApp.Navigation.loadArchive(null);
          SharedPreferences.Editor editor = NavigineApp.Settings.edit();
          editor.putString("map_file", "");
          editor.commit();
        }

        mAdapter.updateList();
      } catch (Throwable e) {
        Log.e(TAG, Log.getStackTraceString(e));
      }
    }
  }
 private String[] filesAtPath(String path) {
   File directory = new File(path);
   directory.mkdir();
   ArrayList<String> filesNames = new ArrayList<String>();
   for (File file : directory.listFiles()) filesNames.add(file.getName());
   String[] filesNamesArray = new String[filesNames.size()];
   return filesNames.toArray(filesNamesArray);
 }
Example #4
0
  @Override
  protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    String filePickerResult = "";
    if (data != null && resultCode == RESULT_OK) {
      try {
        ContentResolver cr = getContentResolver();
        Uri uri = data.getData();
        Cursor cursor =
            GeckoApp.mAppContext
                .getContentResolver()
                .query(uri, new String[] {OpenableColumns.DISPLAY_NAME}, null, null, null);
        String name = null;
        if (cursor != null) {
          try {
            if (cursor.moveToNext()) {
              name = cursor.getString(0);
            }
          } finally {
            cursor.close();
          }
        }
        String fileName = "tmp_";
        String fileExt = null;
        int period;
        if (name == null || (period = name.lastIndexOf('.')) == -1) {
          String mimeType = cr.getType(uri);
          fileExt = "." + GeckoAppShell.getExtensionFromMimeType(mimeType);
        } else {
          fileExt = name.substring(period);
          fileName = name.substring(0, period);
        }
        File file = File.createTempFile(fileName, fileExt, sGREDir);

        FileOutputStream fos = new FileOutputStream(file);
        InputStream is = cr.openInputStream(uri);
        byte[] buf = new byte[4096];
        int len = is.read(buf);
        while (len != -1) {
          fos.write(buf, 0, len);
          len = is.read(buf);
        }
        fos.close();
        filePickerResult = file.getAbsolutePath();
      } catch (Exception e) {
        Log.e(LOG_FILE_NAME, "showing file picker", e);
      }
    }
    try {
      mFilePickerResult.put(filePickerResult);
    } catch (InterruptedException e) {
      Log.i(LOG_FILE_NAME, "error returning file picker result", e);
    }
  }
  private void saveData(TelemetryData data) {
    PrintWriter out;
    boolean newFile = false;

    if (saveCnt > 25000) {
      File logFile;
      int i;

      logFile = new File(telemetryDir + 99 + ".log");
      logFile.delete();
      newFile = true;

      for (i = 99; i > 0; i--) {
        logFile = new File(telemetryDir + (i - 1) + ".log");
        logFile.renameTo(new File(telemetryDir + i + ".log"));
      }
      saveCnt = 0;
    }

    try {
      String text = "";
      SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.GERMAN);

      saveCnt++;
      out = new PrintWriter(new FileOutputStream(telemetryDir + "0.log", true));
      if (newFile) {
        text =
            "Time\tLatitude\tLongitude\tSpeed\tAcceleration X\tAcceleration Y\tAcceleration Z\tCoG\tOrientation Y\tOrientation Z\n\n";
        out.print(text);
      }
      text = dateFormat.format(new Date(System.currentTimeMillis())) + "\t";
      if (posValid) text = text + lastLat + "\t" + lastLon + "\t" + m_lastSpeed + "\t";
      else text = text + "-\t-\t-\t";
      text =
          text
              + data.getAccelX()
              + "\t"
              + data.getAccelY()
              + "\t"
              + data.getAccelZ()
              + "\t"
              + data.CoG
              + "\t"
              + data.getOrientY()
              + "\t"
              + data.getOrientZ()
              + "\n\n";
      out.print(text);
      out.close();
    } catch (IOException ioe) {
    }
  }
Example #6
0
 void removeFiles() throws IOException {
   BufferedReader reader = new BufferedReader(new FileReader(new File(sGREDir, "removed-files")));
   try {
     for (String removedFileName = reader.readLine();
         removedFileName != null;
         removedFileName = reader.readLine()) {
       File removedFile = new File(sGREDir, removedFileName);
       if (removedFile.exists()) removedFile.delete();
     }
   } finally {
     reader.close();
   }
 }
Example #7
0
  private boolean unpackFile(ZipFile zip, byte[] buf, ZipEntry fileEntry, String name)
      throws IOException, FileNotFoundException {
    if (fileEntry == null) fileEntry = zip.getEntry(name);
    if (fileEntry == null)
      throw new FileNotFoundException("Can't find " + name + " in " + zip.getName());

    File outFile = new File(sGREDir, name);
    if (outFile.lastModified() == fileEntry.getTime() && outFile.length() == fileEntry.getSize())
      return false;

    File dir = outFile.getParentFile();
    if (!dir.exists()) dir.mkdirs();

    InputStream fileStream;
    fileStream = zip.getInputStream(fileEntry);

    OutputStream outStream = new FileOutputStream(outFile);

    while (fileStream.available() > 0) {
      int read = fileStream.read(buf, 0, buf.length);
      outStream.write(buf, 0, read);
    }

    fileStream.close();
    outStream.close();
    outFile.setLastModified(fileEntry.getTime());
    return true;
  }
 @Override
 public int getIconResourceId() {
   if (!parentItem && !dirSelectItem) {
     return file.isFile() ? R.drawable.ic_file : R.drawable.ic_dir;
   } else {
     return R.drawable.ic_dir;
   }
 }
Example #9
0
  protected void unpackComponents() throws IOException, FileNotFoundException {
    File applicationPackage = new File(getApplication().getPackageResourcePath());
    File componentsDir = new File(sGREDir, "components");
    if (componentsDir.lastModified() == applicationPackage.lastModified()) return;

    componentsDir.mkdir();
    componentsDir.setLastModified(applicationPackage.lastModified());

    GeckoAppShell.killAnyZombies();

    ZipFile zip = new ZipFile(applicationPackage);

    byte[] buf = new byte[32768];
    try {
      if (unpackFile(zip, buf, null, "removed-files")) removeFiles();
    } catch (Exception ex) {
      // This file may not be there, so just log any errors and move on
      Log.w(LOG_FILE_NAME, "error removing files", ex);
    }

    // copy any .xpi file into an extensions/ directory
    Enumeration<? extends ZipEntry> zipEntries = zip.entries();
    while (zipEntries.hasMoreElements()) {
      ZipEntry entry = zipEntries.nextElement();
      if (entry.getName().startsWith("extensions/") && entry.getName().endsWith(".xpi")) {
        Log.i("GeckoAppJava", "installing extension : " + entry.getName());
        unpackFile(zip, buf, entry, entry.getName());
      }
    }
  }
  /* Scan the files in the new directory, and store them in the filelist.
   * Update the UI by refreshing the list adapter.
   */
  private void loadDirectory(String newdirectory) {
    if (newdirectory.equals("../")) {
      try {
        directory = new File(directory).getParent();
      } catch (Exception e) {
      }
    } else {
      directory = newdirectory;
    }
    SharedPreferences.Editor editor = getPreferences(0).edit();
    editor.putString("lastBrowsedDirectory", directory);
    editor.commit();
    directoryView.setText(directory);

    filelist = new ArrayList<FileUri>();
    ArrayList<FileUri> sortedDirs = new ArrayList<FileUri>();
    ArrayList<FileUri> sortedFiles = new ArrayList<FileUri>();
    if (!newdirectory.equals(rootdir)) {
      String parentDirectory = new File(directory).getParent() + "/";
      Uri uri = Uri.parse("file://" + parentDirectory);
      sortedDirs.add(new FileUri(uri, parentDirectory));
    }
    try {
      File dir = new File(directory);
      File[] files = dir.listFiles();
      if (files != null) {
        for (File file : files) {
          if (file == null) {
            continue;
          }
          String filename = file.getName();
          if (file.isDirectory()) {
            Uri uri = Uri.parse("file://" + file.getAbsolutePath() + "/");
            FileUri fileuri = new FileUri(uri, uri.getPath());
            sortedDirs.add(fileuri);
          } else if (filename.endsWith(".mid")
              || filename.endsWith(".MID")
              || filename.endsWith(".midi")
              || filename.endsWith(".MIDI")) {

            Uri uri = Uri.parse("file://" + file.getAbsolutePath());
            FileUri fileuri = new FileUri(uri, uri.getLastPathSegment());
            sortedFiles.add(fileuri);
          }
        }
      }
    } catch (Exception e) {
    }

    if (sortedDirs.size() > 0) {
      Collections.sort(sortedDirs, sortedDirs.get(0));
    }
    if (sortedFiles.size() > 0) {
      Collections.sort(sortedFiles, sortedFiles.get(0));
    }
    filelist.addAll(sortedDirs);
    filelist.addAll(sortedFiles);
    adapter = new IconArrayAdapter<FileUri>(this, android.R.layout.simple_list_item_1, filelist);
    this.setListAdapter(adapter);
  }
  public FileWrapper(File aFile, int type, boolean aIsEnabled) {
    file = aFile;

    parentItem = type == PARENT;
    dirSelectItem = type == DIRSELECT;
    typeIndex = type == FILE ? (FILE + (file.isDirectory() ? 0 : 1)) : type;

    enabled = parentItem || dirSelectItem || aIsEnabled;
  }
Example #12
0
  public void mOnClickSave(View v) {
    String inputPath = nowPath;
    UseDb db = new UseDb();

    File files = new File(inputPath);
    if (files.exists() == true) {
      db.setValue(this, dbPath, nowPath);

      Intent intent = new Intent(this, Loading.class);
      intent.putExtra("path", nowPath);
      startActivity(intent);

      finish();
    } else {
      Toast.makeText(
              FolderEx.this,
              getResources().getString(R.string.sp_msg_notexistfolder),
              Toast.LENGTH_SHORT)
          .show();
    }
  }
Example #13
0
  private void checkAndLaunchUpdate() {
    Log.i(LOG_FILE_NAME, "Checking for an update");

    int statusCode = 8; // UNEXPECTED_ERROR
    File baseUpdateDir = null;
    if (Build.VERSION.SDK_INT >= 8)
      baseUpdateDir = getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS);
    else baseUpdateDir = new File(Environment.getExternalStorageDirectory().getPath(), "download");

    File updateDir = new File(new File(baseUpdateDir, "updates"), "0");

    File updateFile = new File(updateDir, "update.apk");
    File statusFile = new File(updateDir, "update.status");

    if (!statusFile.exists() || !readUpdateStatus(statusFile).equals("pending")) return;

    if (!updateFile.exists()) return;

    Log.i(LOG_FILE_NAME, "Update is available!");

    // Launch APK
    File updateFileToRun = new File(updateDir, getPackageName() + "-update.apk");
    try {
      if (updateFile.renameTo(updateFileToRun)) {
        String amCmd =
            "/system/bin/am start -a android.intent.action.VIEW "
                + "-n com.android.packageinstaller/.PackageInstallerActivity -d file://"
                + updateFileToRun.getPath();
        Log.i(LOG_FILE_NAME, amCmd);
        Runtime.getRuntime().exec(amCmd);
        statusCode = 0; // OK
      } else {
        Log.i(LOG_FILE_NAME, "Cannot rename the update file!");
        statusCode = 7; // WRITE_ERROR
      }
    } catch (Exception e) {
      Log.i(LOG_FILE_NAME, "error launching installer to update", e);
    }

    // Update the status file
    String status = statusCode == 0 ? "succeeded\n" : "failed: " + statusCode + "\n";

    OutputStream outStream;
    try {
      byte[] buf = status.getBytes("UTF-8");
      outStream = new FileOutputStream(statusFile);
      outStream.write(buf, 0, buf.length);
      outStream.close();
    } catch (Exception e) {
      Log.i(LOG_FILE_NAME, "error writing status file", e);
    }

    if (statusCode == 0) System.exit(0);
  }
  public int compareTo(FileWrapper aOther) {
    if (aOther != null) {
      // Who says ternary is hard to follow
      if (isEnabled() == aOther.isEnabled()) {
        return (typeIndex == aOther.typeIndex)
            ? file.compareTo(aOther.file)
            : ((typeIndex < aOther.typeIndex) ? -1 : 1);
      } else {
        return isEnabled() ? -1 : 1;
      }
    }

    return -1;
  }
Example #15
0
  @Override
  public boolean connect(AccountLoginListener loginListener) {
    Screenname name = new Screenname(this.getUserName());
    AimConnectionProperties props = new AimConnectionProperties(name, this.getPassword());
    try {
      File dir = Util.getInstance().activity.getDir("aimconfig", Context.MODE_PRIVATE);
      DAppSession sess = new DAppSession(new File(dir.getAbsolutePath(), ".dolca"));
      sess.setSavePrefsOnExit(true);
      aimSession = (DAimAppSession) sess.openAimSession(name);
      connection = aimSession.openConnection(props);

      connection.addStateListener(connStateListener);
      //			connection.addOpenedServiceListener(new OpenedServiceListener() {
      //
      //				public void openedServices(AimConnection conn,
      //						Collection<? extends Service> services) {
      //					// TODO Auto-generated method stub
      //
      //				}
      //
      //				public void closedServices(AimConnection conn,
      //						Collection<? extends Service> services) {
      //					// TODO Auto-generated method stub
      //
      //				}
      //			})

      connection.connect();
      this.loginListener = loginListener;

    } catch (Exception e) {
      String errorMessage = e.getLocalizedMessage();
      loginListener.loginDidFailedWithError(errorMessage != null ? errorMessage : e.toString());
      return false;
    }
    return true;
  }
Example #16
0
  public void getFilesFromFolder(List filesAndFolders, String savePath) {
    // create a File object for the parent directory
    File downloadsDirectory = new File(savePath);
    // create the folder if needed.
    downloadsDirectory.mkdir();

    for (int i = 0; i < filesAndFolders.size(); i++) {
      Object links = filesAndFolders.get(i);
      List linksArray = (ArrayList) links;
      if (i == 0) {
        for (int j = 0; j < linksArray.size(); j += 2) {
          // We've got an array of file urls so download each one to a directory with the folder
          // name
          String fileURL = linksArray.get(j).toString();
          String fileName = linksArray.get(j + 1).toString();
          downloadFile(fileURL, savePath, fileName);
          progress++;
          Message msg = mHandler.obtainMessage();
          msg.arg1 = progress;
          mHandler.sendMessage(msg);
        }
      } else if (i == 1) {
        // we've got an array of folders so recurse down the levels, extracting subfolders and files
        // until we've downloaded everything.
        for (int j = 0; j < linksArray.size(); j += 2) {
          String folderURL = linksArray.get(j).toString();
          String folderName = linksArray.get(j + 1).toString();

          String page = getData(folderURL);
          List newFilesAndFolders = parsePage(page);
          String dlDirPath = savePath + folderName + "/";

          getFilesFromFolder(newFilesAndFolders, dlDirPath);
        }
      }
    }
  }
  /** Private constructor for this class. */
  private LibDexLoader() {
    String assetDexName = "jitsi-bundles-dex.jar";
    // Before the dex file can be processed by the DexClassLoader,
    // it has to be first copied from asset resource to a storage location.
    Context ctx = JitsiApplication.getGlobalContext();
    File dexInternalStoragePath = new File(ctx.getDir("dex", Context.MODE_PRIVATE), assetDexName);

    BufferedInputStream bis = null;
    OutputStream dexWriter = null;

    final int BUF_SIZE = 2 * 1024;
    try {
      bis = new BufferedInputStream(ctx.getAssets().open(assetDexName));
      dexWriter = new BufferedOutputStream(new FileOutputStream(dexInternalStoragePath));
      byte[] buf = new byte[BUF_SIZE];
      int len;
      while ((len = bis.read(buf, 0, BUF_SIZE)) > 0) {
        dexWriter.write(buf, 0, len);
      }
      dexWriter.close();
      bis.close();

      // Internal storage where the DexClassLoader writes
      // the optimized dex file to
      final File optimizedDexOutputPath = ctx.getDir("outdex", Context.MODE_PRIVATE);

      this.dexClassLoader =
          new DexClassLoader(
              dexInternalStoragePath.getAbsolutePath(),
              optimizedDexOutputPath.getAbsolutePath(),
              null,
              getClass().getClassLoader());
    } catch (Exception e) {
      throw new RuntimeException(e);
    }
  }
  @Override
  protected void onActivityResult(int requestCode, int resultCode, Intent data) {

    super.onActivityResult(requestCode, resultCode, data);

    if (resultCode == Activity.RESULT_OK) {
      String sdStatus = Environment.getExternalStorageState();
      if (!sdStatus.equals(Environment.MEDIA_MOUNTED)) { // 检测sd是否可用
        Log.i("TestFile", "SD card is not avaiable/writeable right now.");
        return;
      }
      String name =
          new DateFormat().format("yyyyMMdd_hhmmss", Calendar.getInstance(Locale.CHINA)) + ".jpg";
      Toast.makeText(this, name, Toast.LENGTH_LONG).show();
      Bundle bundle = data.getExtras();
      Bitmap bitmap = (Bitmap) bundle.get("data"); // 获取相机返回的数据,并转换为Bitmap图片格式

      FileOutputStream b = null;
      File file = new File("/sdcard/myImage/");
      if (!file.exists()) file.mkdirs(); // 创建文件夹

      String fileName = "/sdcard/myImage/" + name;
      File photofile = new File(fileName);
      if (!photofile.exists()) {
        try {
          photofile.createNewFile();
        } catch (IOException e) {
          e.printStackTrace();
        }
      }
      try {
        b = new FileOutputStream(photofile);
        bitmap.compress(Bitmap.CompressFormat.JPEG, 100, b); // 把数据写入文件
      } catch (Exception e) {
        e.printStackTrace();
      } finally {
        try {
          b.flush();
          b.close();
        } catch (IOException e) {
          e.printStackTrace();
        }
      }
      // 动态的改变gridview中的一个Item的内容
      bitmapList.set(currentIndex, bitmap);
      myGalleryAdapter.notifyDataSetChanged();
      updatePhoto(
          Long.valueOf(phoneNumberToId.get(phoneNumber.get(currentIndex))), bitmapToBytes(bitmap));
      //            ((ImageView) findViewById(R.id.imageView)).setImageBitmap(bitmap);//
      // 将图片显示在ImageView里
      Intent intent = new Intent(ContactActivity.this, ContactActivity.class);
      this.startActivity(intent);
      this.finish();
    }
  }
  private void wrapFiles() {
    listedDirectory = new File(backStack.get(backStack.size() - 1).path);

    if (!listedDirectory.isDirectory()) {
      throw new IllegalArgumentException("Directory is not valid.");
    }

    adapter.clear();
    setTitle(listedDirectory.getAbsolutePath());

    if (isDirectoryTarget) adapter.add(new FileWrapper(null, FileWrapper.DIRSELECT, true));

    if (listedDirectory.getParentFile() != null)
      adapter.add(new FileWrapper(null, FileWrapper.PARENT, true));

    // Copy new items
    final File[] files = listedDirectory.listFiles();
    if (files != null) {
      for (File file : files) {
        String path = file.getName();

        boolean allowFile = file.isDirectory() || (filterPath(path) && !isDirectoryTarget);

        if (allowFile)
          adapter.add(new FileWrapper(file, FileWrapper.FILE, file.isDirectory() || true));
      }
    }

    // Sort items
    adapter.sort(
        new Comparator<FileWrapper>() {
          @Override
          public int compare(FileWrapper aLeft, FileWrapper aRight) {
            return aLeft.compareTo(aRight);
          };
        });

    // Update
    adapter.notifyDataSetChanged();
  }
  @Override
  public void onItemClick(AdapterView<?> aListView, View aView, int aPosition, long aID) {
    final FileWrapper item = adapter.getItem(aPosition);

    if (item.parentItem && backStack.get(backStack.size() - 1).parentIsBack) {
      backStack.remove(backStack.size() - 1);
      wrapFiles();
      return;
    } else if (item.dirSelectItem) {
      finishWithPath(listedDirectory.getAbsolutePath());
      return;
    }

    final File selected = item.parentItem ? listedDirectory.getParentFile() : item.file;

    if (selected.isDirectory()) {
      backStack.add(new BackStackItem(selected.getAbsolutePath(), !item.parentItem));
      wrapFiles();
    } else {
      String filePath = selected.getAbsolutePath();
      finishWithPath(filePath);
    }
  }
  public void onCreate() {
    int flags, screenLightVal = 1;
    Sensor mSensor;
    List<Sensor> sensors;

    if (scanData == null) return; // no ScanData, not possible to run correctly...

    PowerManager pm = (PowerManager) getSystemService(POWER_SERVICE);
    SP = PreferenceManager.getDefaultSharedPreferences(getBaseContext());
    try {
      screenLightVal = Integer.parseInt(SP.getString("screenLight", "2"));
    } catch (NumberFormatException nfe) {
    }
    if (screenLightVal == 1) flags = PowerManager.PARTIAL_WAKE_LOCK;
    else if (screenLightVal == 3) flags = PowerManager.FULL_WAKE_LOCK;
    else flags = PowerManager.SCREEN_DIM_WAKE_LOCK;
    wl = pm.newWakeLock(flags, "OpenWLANMap");
    wl.acquire();
    while (myWLocate == null) {
      try {
        myWLocate = new MyWLocate(this);
        break;
      } catch (IllegalArgumentException iae) {
        myWLocate = null;
      }
      try {
        Thread.sleep(100);
      } catch (InterruptedException ie) {
      }
    }

    try {
      scanData.setUploadThres(Integer.parseInt(SP.getString("autoUpload", "0")));
    } catch (NumberFormatException nfe) {
    }
    try {
      scanData.setNoGPSExitInterval(
          Integer.parseInt(SP.getString("noGPSExitInterval", "0")) * 60 * 1000);
    } catch (NumberFormatException nfe) {
    }

    Intent intent = new Intent(this, OWMapAtAndroid.class);
    intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP);
    PendingIntent pendIntent = PendingIntent.getActivity(this, 0, intent, 0);

    notification =
        new NotificationCompat.Builder(this)
            .setSmallIcon(R.drawable.icon)
            .setContentTitle(getResources().getText(R.string.app_name))
            .setContentText("")
            .setContentIntent(pendIntent)
            .build();

    notification.flags |= Notification.FLAG_NO_CLEAR;
    notification.flags |= Notification.FLAG_ONGOING_EVENT;
    startForeground(1703, notification);

    getScanData().setService(this);
    getScanData().setmView(new HUDView(this));
    getScanData().getmView().setValue(getScanData().incStoredValues());
    WindowManager.LayoutParams params =
        new WindowManager.LayoutParams(
            WindowManager.LayoutParams.TYPE_SYSTEM_OVERLAY,
            WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE
                | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
            PixelFormat.TRANSLUCENT);
    params.gravity = Gravity.LEFT | Gravity.BOTTOM;
    params.setTitle("Load Average");
    WindowManager wm = (WindowManager) getSystemService(WINDOW_SERVICE);
    wm.addView(getScanData().getmView(), params);

    sensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);

    sensorManager.registerListener(
        this,
        sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER),
        SensorManager.SENSOR_DELAY_GAME);
    sensorManager.registerListener(
        this,
        sensorManager.getDefaultSensor(Sensor.TYPE_ORIENTATION),
        SensorManager.SENSOR_DELAY_GAME);
    sensors = sensorManager.getSensorList(Sensor.TYPE_ACCELEROMETER);
    mSensor = sensors.get(0);
    getScanData().getTelemetryData().setAccelMax(mSensor.getMaximumRange());
    telemetryDir = Environment.getExternalStorageDirectory().getPath() + "/telemetry/";
    File dir = new File(telemetryDir);
    dir.mkdir();

    connManager = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
  }
  @Override
  public void onCreate(Bundle savedInstanceState) {
    // locks the screen in portrait mode
    setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);

    super.onCreate(savedInstanceState);
    setContentView(R.layout.downloader);
    mtext = (TextView) findViewById(R.id.mtext);
    progress_text = (TextView) findViewById(R.id.progress_text);
    progress_download = (ProgressBar) findViewById(R.id.progress_download);
    // resume capability

    paused = false;
    resume_pause = (Button) findViewById(R.id.resume);

    // Create and launch the download thread
    downloadThread = new DownloadThread(this);
    downloadThread.start();

    // Create the Handler. It will implicitly bind to the Looper
    // that is internally created for this thread (since it is the UI thread)
    handler = new Handler();

    resume_pause.setOnClickListener(
        new View.OnClickListener() {
          public void onClick(View v) {
            if (!paused) {
              paused = true;
              resume_pause.setText("Resume");
              // writeProgress(completed_downloads,total_files_to_download);
              downloadThread.requestStop();
              downloadThread = null;

            } else {
              resume_pause.setText("Pause");
              paused = false;

              initial_value = readProgress()[0];
              final_value = links.size();

              for (int i = initial_value; i < links.size(); i++) {
                downloadThread = new DownloadThread(download_photos.this);
                downloadThread.start();
                downloadThread.enqueueDownload(
                    new DownloadTask(
                        links.get(i), path, i + 1, links.size(), download_photos.this));
              }
            }
          }
        });

    // load preferences for this activity
    mPrefs = getSharedPreferences("COMMON", MODE_PRIVATE);

    // This declaration is solely meant for reading the checkbox preference for downloading high res
    // pics.
    SharedPreferences dl_prefs = PreferenceManager.getDefaultSharedPreferences(getBaseContext());

    // The global variable is set after reading the  checkbox preference.
    dl_high_res_pics = dl_prefs.getBoolean("download_high_res", false);

    // load fb access token and its expiry values
    String access_token = mPrefs.getString("access_token", null);
    long expires = mPrefs.getLong("access_expires", 0);

    if (access_token != null) {
      facebook.setAccessToken(access_token);
    }
    if (expires != 0) {
      facebook.setAccessExpires(expires);
    }

    // get friend_name and album_name from the intent which started this activity
    Intent starting_intent = getIntent();
    album_id = starting_intent.getStringExtra("id");
    album_name = starting_intent.getStringExtra("name");
    friend_name = starting_intent.getStringExtra("friend_name");

    // real album and friend name may contain characters not suitable for file names.
    // regex pattern includes most of the invalid characters in file names
    legal_album_name = album_name.replaceAll("[.\\\\/:*?\"<>|]?[\\\\/:*?\"<>|]*", "");
    legal_friend_name = friend_name.replaceAll("[.\\\\/:*?\"<>|]?[\\\\/:*?\"<>|]*", "");

    // initialise the directory structure for download
    path =
        new File(
            Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES)
                + "/"
                + getText(R.string.app_name)
                + "/"
                + legal_friend_name
                + "/"
                + legal_album_name);
    if (dl_high_res_pics)
      path = new File(path.toString() + "/" + getText(R.string.folder_name_high_res));

    resume_file = new File(path, "resume.txt");
    // implements actions to done after receiving json object
    class meRequestListener extends BaseRequestListener {
      @Override
      public void onComplete(String response, Object state) {
        try {
          Log.i(TAG, response);
          json = Util.parseJson(response);

          // photos are in the form of a json array
          child = json.getJSONArray("data");

          int total = child.length();

          // contains links to photos
          links = new ArrayList<String>(total);

          // adds link to each photo to our list after replacing the "https" from url
          // DownloadManager does not support https in gingerbread
          for (int i = 0; i < total; i++) {
            photo_json = child.getJSONObject(i);

            if (dl_high_res_pics) {
              JSONArray image_set = photo_json.getJSONArray("images");

              // highest resolution picture has the index zero in the images jsonarray
              JSONObject highest_res_pic = image_set.getJSONObject(0);
              String http_replaced =
                  highest_res_pic.getString("source").replaceFirst("https", "http");
              links.add(i, http_replaced);
            } else {
              // source property of the json object points to the photo's link
              String http_replaced = photo_json.getString("source").replaceFirst("https", "http");
              links.add(i, http_replaced);
            }
          }

          download_photos.this.runOnUiThread(
              new Runnable() {
                public void run() {
                  //	mytask = new DownloadImageTask();
                  //	mytask.execute(links);
                  // start downloading using asynctask
                  // new DownloadImageTask().execute(links);
                  // downloadThread.setPath(path);
                  // downloadThread.setWholeTasks(links.size());
                  if (resume_file.exists()) {

                    initial_value = readProgress()[0];
                    final_value = links.size();
                    // case if the task is already completed
                    if (initial_value == final_value) {
                      completed = true;
                      resume_pause.setVisibility(View.GONE);

                      progress_download.setMax(final_value);
                      progress_download.setProgress(0); // bug in progress bar
                      progress_download.setProgress(initial_value);

                      progress_text.setText("Completed.");
                      mtext.setText(
                          getText(R.string.download_textview_message_1)
                              + " "
                              + path.toString()
                              + ". ");

                    }

                    // case if some of the photos are already downloaded
                    else {
                      progress_download.setMax(links.size());
                      // progress_download.setProgress(0);	//bug in progress bar
                      progress_download.setProgress(initial_value);

                      // N.B if i= initial_value -1, then one image will be downloaded again. so to
                      // save cost we start with i = initial_value
                      for (int i = initial_value; i < links.size(); i++) {
                        mtext.setText(
                            getText(R.string.download_textview_message_1)
                                + " "
                                + path.toString()
                                + ". ");
                        // downloadThread.setRunningTask(i + 1);
                        downloadThread.enqueueDownload(
                            new DownloadTask(
                                links.get(i), path, i + 1, final_value, download_photos.this));
                      }
                    }
                  }

                  // case if the task is entirely new task
                  else {
                    for (int i = 0; i < links.size(); i++) {
                      mtext.setText(
                          getText(R.string.download_textview_message_1)
                              + " "
                              + path.toString()
                              + ". ");
                      // downloadThread.setRunningTask(i + 1);
                      downloadThread.enqueueDownload(
                          new DownloadTask(
                              links.get(i), path, i + 1, links.size(), download_photos.this));
                    }
                  }
                }
              });
        } catch (JSONException ex) {
          Log.e(TAG, "JSONEXception : " + ex.getMessage());
        }
      }
    }

    // makes asynchronous request to facebook graph api
    // the actions to be performed after receiving json response is implemented above

    Bundle parameters = new Bundle();

    // facebook returns only 25 photos when limit is not specified.
    parameters.putString("limit", max_photos_in_album);
    if (!completed) mAsyncRunner.request(album_id + "/photos", parameters, new meRequestListener());

    if (!facebook.isSessionValid()) {
      facebook.authorize(
          this,
          permissions,
          new DialogListener() {

            // save fb access token and its expiry values to prefernces of this activity
            @Override
            public void onComplete(Bundle values) {
              SharedPreferences.Editor editor = mPrefs.edit();
              editor.putString("access_token", facebook.getAccessToken());
              editor.putLong("access_expires", facebook.getAccessExpires());
              editor.commit();
            }

            @Override
            public void onFacebookError(FacebookError error) {
              Log.e(TAG, "Facebook Error : " + error.getMessage());
            }

            @Override
            public void onError(DialogError e) {
              Log.e(TAG, e.getMessage());
            }

            @Override
            public void onCancel() {
              // do nothing LOL :-)
            }
          });
    }
  }
 @Override
 public String getText() {
   if (dirSelectItem) return "[[Use this directory]]";
   else if (parentItem) return "[Parent Directory]";
   else return file.getName();
 }