public static Intent getContactPhoneIntent() {
    Intent intent = new Intent(Intent.ACTION_PICK);
    /*
     * intent.setAction(Intent.ACTION_GET_CONTENT);
     * intent.setType(Contacts.Phones.CONTENT_ITEM_TYPE);
     */
    if (isCompatible(5)) {
        // Don't use constant to allow backward compat simply
        intent.setData(Uri.parse("content://com.android.contacts/contacts"));
    } else {
        // Fallback for android 4
        intent.setData(Contacts.People.CONTENT_URI);
    }

    return intent;

}
 

public void create(Contact newPhoneContact) throws Exception {
    // first, we have to create the contact
    ContentValues newPhoneValues = new ContentValues();
    newPhoneValues.put(Contacts.People.NAME, newPhoneContact.getName());
    Uri newPhoneRow = resolver.insert(Contacts.People.CONTENT_URI, newPhoneValues);

    // then we have to add a number
    newPhoneValues.clear();
    newPhoneValues.put(Contacts.People.Phones.TYPE, Contacts.People.Phones.TYPE_MOBILE);
    newPhoneValues.put(Contacts.Phones.NUMBER, newPhoneContact.getNumber());
    // insert the new phone number in the database using the returned uri from creating the contact
    newPhoneRow = resolver.insert(Uri.withAppendedPath(newPhoneRow, Contacts.People.Phones.CONTENT_DIRECTORY), newPhoneValues);

    // if contacts uri returned, there was an error with adding the number
    if (newPhoneRow.getPath().contains("people")) {
        throw new Exception(String.valueOf(R.string.error_phone_number_not_stored));
    }

    // if phone uri returned, everything went OK
    if (!newPhoneRow.getPath().contains("phones")) {
        // some unknown error has happened
        throw new Exception(String.valueOf(R.string.error_phone_number_error));
    }
}
 

public Uri retrieveContactUri(Contact contact) {
    String id = contact.getId();
    String[] projection = new String[] { Contacts.Phones.PERSON_ID };
    String path = null;
    Cursor result;
    if (null != id) {
        Uri uri = ContentUris.withAppendedId(Contacts.Phones.CONTENT_URI, Long.valueOf(id));
        result = resolver.query(uri, projection, null, null, null);
    } else {
        String selection = "name='?' AND number='?'";
        String[] selectionArgs = new String[] { contact.getName(), contact.getNumber() };
        result = resolver.query(Contacts.Phones.CONTENT_URI, projection, selection, selectionArgs, null);
    }
    if (null != result) {
        result.moveToNext();
        path = result.getString(0);
        result.close();
    }
    if (null == path) {
        return null;
    }
    return Uri.withAppendedPath(Contacts.People.CONTENT_URI, path);
}
 

public String[] getContacts(Context context, boolean withNumbers) {
    Vector ids = new Vector();

    String selection = null;
    if (withNumbers) {
        selection = ContactsContract.Contacts.HAS_PHONE_NUMBER + "=1";
    }

    Cursor cursor = context.getContentResolver().query(ContactsContract.Contacts.CONTENT_URI, null, selection, null, ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME + " ASC");
    while (cursor.moveToNext()) {
        String contactId = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts._ID));
        ids.add(contactId);
    }
    cursor.close();

    String[] contacts = new String[ids.size()];
    for (int i = 0; i < ids.size(); i++) {
        String id = (String) ids.elementAt(i);
        contacts[i] = id;
    }
    return contacts;
}
 

private void showInfo(Uri contact) {
    String[] projection;
    if (isSupportsContactsV2()) {
        projection = new String[]{ContactsContract.Contacts.DISPLAY_NAME};
    } else {
        projection = new String[]{Contacts.People.DISPLAY_NAME};
    }

    Cursor cursor = getContentResolver().query(contact, projection, null, null, null);
    cursor.moveToFirst();
    String name;
    if (isSupportsContactsV2()) {
        name = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
    } else {
        name = cursor.getString(cursor.getColumnIndex(Contacts.People.DISPLAY_NAME));
    }
    cursor.close();

    infoView.setText(name);
}
 

public CallerIDResult getContact(String phoneNumber) throws NoResultException {
	final Uri uri = Uri.withAppendedPath(Contacts.Phones.CONTENT_FILTER_URL, Uri.encode(phoneNumber));
	final ContentResolver contentResolver = application.getContentResolver();
	final Cursor cursor = contentResolver.query(uri,GET_CONTACT_PROJECTION,null,null,null);
	try{
		if(cursor.moveToNext()){
			CallerIDResult ret = new CallerIDResult();
			ret.setPhoneNumber(cursor.getString(NUMBER_COLUMN_INDEX));
			ret.setName(cursor.getString(DISPLAY_NAME_COLUMN_INDEX));
			return ret;
		}else{
			throw new NoResultException();
		}
	}finally{
		cursor.close();
	}
}
 

/**
 * For versions before Honeycomb, we get all the contact info from the same table.
 */
public void preHoneycombGetContactInfo(Cursor cursor) {
  if (cursor.moveToFirst()) {
    contactName = guardCursorGetString(cursor, NAME_INDEX);
    phoneNumber = guardCursorGetString(cursor, NUMBER_INDEX);
    int contactId = cursor.getInt(PERSON_INDEX);
    Uri cUri = ContentUris.withAppendedId(Contacts.People.CONTENT_URI, contactId);
    contactPictureUri = cUri.toString();
    String emailId = guardCursorGetString(cursor, EMAIL_INDEX);
    emailAddress = getEmailAddress(emailId);
  }
}
 

protected ContactPicker(ComponentContainer container, Uri intentUri) {
  super(container);
  activityContext = container.$context();

  if (SdkLevel.getLevel() >= SdkLevel.LEVEL_HONEYCOMB_MR1 && intentUri.equals(Contacts.People.CONTENT_URI)) {
    this.intentUri = HoneycombMR1Util.getContentUri();
  } else if (SdkLevel.getLevel() >= SdkLevel.LEVEL_HONEYCOMB_MR1 && intentUri.equals(Contacts.Phones.CONTENT_URI)) {
    this.intentUri = HoneycombMR1Util.getPhoneContentUri();
  } else {
    this.intentUri = intentUri;
  }
}
 

/**
 * Email address getter for pre-Honeycomb.
 */
protected String getEmailAddress(String emailId) {
  int id;
  try {
    id = Integer.parseInt(emailId);
  } catch (NumberFormatException e) {
    return "";
  }

  String data = "";
  String where = "contact_methods._id = " + id;
  String[] projection = {
    Contacts.ContactMethods.DATA
  };
  Cursor cursor = activityContext.getContentResolver().query(
      Contacts.ContactMethods.CONTENT_EMAIL_URI,
      projection, where, null, null);
  try {
    if (cursor.moveToFirst()) {
      data = guardCursorGetString(cursor, 0);
    }
  } finally {
    cursor.close();
  }
  // this extra check for null might be redundant, but we given that there are mysterious errors
  // on some phones, we'll leave it in just to be extra careful
  return ensureNotNull(data);
}
 

/**
 * Retrieves all contacts from the SIM card.
 * 
 * @return ArrayList containing Contact objects from the stored SIM information
 */
public ArrayList<Contact> get() {
    final String[] simProjection = new String[] {
            Contacts.PeopleColumns.NAME,
            Contacts.PhonesColumns.NUMBER,
            android.provider.BaseColumns._ID
    };
    Cursor results = resolver.query(
            simUri,
            simProjection,
            null,
            null,
            android.provider.Contacts.PeopleColumns.NAME
    );

    final ArrayList<Contact> simContacts = new ArrayList<>();
    if (results != null) {
        if (results.getCount() > 0) {
            while (results.moveToNext()) {
                final Contact simContact = new Contact(
                        results.getString(results.getColumnIndex(android.provider.BaseColumns._ID)),
                        results.getString(results.getColumnIndex(Contacts.PeopleColumns.NAME)),
                        results.getString(results.getColumnIndex(Contacts.PhonesColumns.NUMBER))
                );
                simContacts.add(simContact);
            }
        }
        results.close();
    }
    return simContacts;
}
 

/**
 * {@inheritDoc}
 */
public View buildUI(DataType initData) {
  if (initData != null) {
    editText.setText(initData.getValue());
  }
  
  ContentResolver cr = activity.getContentResolver();
  List<String> contacts = new ArrayList<String>();
  // Form an array specifying which columns to return.
  String[] projection = new String[] {People.NAME, People.NUMBER };
  // Get the base URI for the People table in the Contacts content provider.
  Uri contactsUri = People.CONTENT_URI;
  // Make the query.
  Cursor cursor = cr.query(contactsUri, 
      projection, // Which columns to return
      null, // Which rows to return (all rows)
      null, // Selection arguments (none)
      Contacts.People.DEFAULT_SORT_ORDER);
  if (cursor.moveToFirst()) {
    String name;
    String phoneNumber;
    int nameColumn = cursor.getColumnIndex(People.NAME);
    int phoneColumn = cursor.getColumnIndex(People.NUMBER);
    do {
      // Get the field values of contacts
      name = cursor.getString(nameColumn);
      phoneNumber = cursor.getString(phoneColumn);
      contacts.add(name + ": " + phoneNumber);
    } while (cursor.moveToNext());
  }
  cursor.close();
  
  String[] contactsStr = new String[]{};
  ArrayAdapter<String> adapter = new ArrayAdapter<String>(activity,
      android.R.layout.simple_dropdown_item_1line, contacts.toArray(contactsStr));
  
  editText.setAdapter(adapter);
  editText.setThreshold(1);
  return(editText);
}
 

public static InputStream loadContactPhoto(ContentResolver cr, long id, long photo_id) {

        Uri uri = ContentUris.withAppendedId(ContactsContract.Contacts.CONTENT_URI, id);
        InputStream input = ContactsContract.Contacts.openContactPhotoInputStream(cr, uri);
        if (input != null) {
            return input;
        }

        byte[] photoBytes = null;

        Uri photoUri = ContentUris.withAppendedId(ContactsContract.Data.CONTENT_URI, photo_id);

        Cursor c = cr.query(photoUri, new String[]{ContactsContract.CommonDataKinds.Photo.PHOTO}, null, null, null);

        try {
            if (c.moveToFirst()) {
                photoBytes = c.getBlob(0);
            }

        } catch (Exception e) {
            // TODO: handle exception
            e.printStackTrace();

        } finally {
            c.close();
        }

        if (photoBytes != null) {
            return new ByteArrayInputStream(photoBytes);
        }

        return null;
    }
 

/**
 * Pick contact only from contacts with telephone numbers
 */
@SuppressWarnings("deprecation")
public static Intent newPickContactWithPhoneIntent() {
    Intent intent;
    if (isContacts2ApiSupported()) {
        intent = newPickContactIntent(ContactsContract.CommonDataKinds.Phone.CONTENT_TYPE);
    } else {
        // pre Eclair, use old contacts API
        intent = newPickContactIntent(Contacts.Phones.CONTENT_TYPE);
    }
    return intent;
}
 

/**
 * Pick contact only from contacts with telephone numbers
 */
public static Intent pickContactWithPhone() {
    Intent intent;
    if (isSupportsContactsV2()) {
        intent = pickContact(ContactsContract.CommonDataKinds.Phone.CONTENT_TYPE);
    } else { // pre Eclair, use old contacts API
        intent = pickContact(Contacts.Phones.CONTENT_TYPE);
    }
    return intent;
}
 

public boolean haveContactWithPhoneNumber(String phoneNumber) {
	final Uri uri = Uri.withAppendedPath(
			Contacts.Phones.CONTENT_FILTER_URL, Uri.encode(phoneNumber));

	final Cursor cursor = application.getContentResolver().query(uri,HAVE_CONTACT_PROJECTION,null,null,null);
	try{
		return cursor.moveToNext();
	}finally{
		cursor.close();
	}
}
 

public Intent createContactEditor(CallerIDResult result) {
    final Intent intent = new Intent(Contacts.Intents.Insert.ACTION, Contacts.People.CONTENT_URI);
    intent.putExtra(Contacts.Intents.Insert.NAME, result.getName());
    intent.putExtra(Contacts.Intents.Insert.PHONE, result.getPhoneNumber());
    if(result.getAddress()!=null) intent.putExtra(Contacts.Intents.Insert.POSTAL, result.getAddress());
    return intent;
}
 

@Override
public Intent getViewContactIntent(Long contactId) {
    Intent intent = new Intent(Intent.ACTION_VIEW);
    intent.setData(ContentUris.withAppendedId(Contacts.CONTENT_URI, contactId));
    return intent;
}
 

private static InputStream openMedia(Form form, String mediaPath, MediaSource mediaSource)
    throws IOException {
  switch (mediaSource) {
    case ASSET:
      return getAssetsIgnoreCaseInputStream(form,mediaPath);

    case REPL_ASSET:
      form.assertPermission(Manifest.permission.READ_EXTERNAL_STORAGE);
      return new FileInputStream(replAssetPath(mediaPath));

    case SDCARD:
      form.assertPermission(Manifest.permission.READ_EXTERNAL_STORAGE);
      return new FileInputStream(mediaPath);

    case FILE_URL:
      if (isExternalFileUrl(mediaPath)) {
        form.assertPermission(Manifest.permission.READ_EXTERNAL_STORAGE);
      }
    case URL:
      return new URL(mediaPath).openStream();

    case CONTENT_URI:
      return form.getContentResolver().openInputStream(Uri.parse(mediaPath));

    case CONTACT_URI:
      // Open the photo for the contact.
      InputStream is = null;
      if (SdkLevel.getLevel() >= SdkLevel.LEVEL_HONEYCOMB_MR1) {
        is = HoneycombMR1Util.openContactPhotoInputStreamHelper(form.getContentResolver(),
            Uri.parse(mediaPath));
      } else {
        is = Contacts.People.openContactPhotoInputStream(form.getContentResolver(),
            Uri.parse(mediaPath));
      }
      if (is != null) {
        return is;
      }
      // There's no photo for the contact.
      throw new IOException("Unable to open contact photo " + mediaPath + ".");
  }
  throw new IOException("Unable to open media " + mediaPath + ".");
}
 

/**
 * Create a new ContactPicker component.
 *
 * @param container the parent container.
 */
public PhoneNumberPicker(ComponentContainer container) {
  super(container, Contacts.Phones.CONTENT_URI);
}
 

/**
 * Create a new ContactPicker component.
 *
 * @param container the parent container.
 */
public ContactPicker(ComponentContainer container) {
  this(container, Contacts.People.CONTENT_URI);
}