@Override
  protected void initParam() {
    if (UserProxy.isLogin(this)) user = UserProxy.getCurrentUser(this);

    newsItem = (NewsItem) getIntent().getSerializableExtra(Constant.NEWS_ITEM);
    nextItem = (NextItem) getIntent().getSerializableExtra(Constant.NEXT_ITEM);
    if (null != newsItem) { // 新闻
      title = newsItem.getTitle();
      url = newsItem.getUrl();
    } else if (null != nextItem) { // NEXT
      title = nextItem.getTitle();
      url = nextItem.getUrl();
    }

    // 重新调用一次onCreateOptionsMenu,更新收藏状态
    invalidateOptionsMenu();
  }
  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    MenuInflater inflater = getMenuInflater();
    inflater.inflate(R.menu.news_detail_activity_actions, menu);

    if (UserProxy.isLogin(this)) {
      // 收藏按钮
      MenuItem collectItem = menu.findItem(R.id.action_collect);
      if (null != newsItem) {
        NewsItem localItem = NewsItemDao.findItemByTitle(newsItem.getTitle());
        if (null != localItem) {
          newsItem = localItem;
          collectItem.setIcon(R.drawable.ic_action_favorite);
          setCollected(true);
        }
      } else if (null != nextItem) {
        NextItem localItem = NextItemDao.findItemByTitle(nextItem.getTitle());
        if (null != localItem) {
          collectItem.setIcon(R.drawable.ic_action_favorite);
          nextItem = localItem;
          setCollected(true);
        }
      }
    }

    // 分享按钮
    //        MenuItem item = menu.findItem(R.id.action_send);
    //        mShareActionProvider = (ShareActionProvider) item.getActionProvider();
    //        if (mShareActionProvider != null) {
    //            Intent sendIntent = new Intent();
    //            sendIntent.setAction(Intent.ACTION_SEND);
    //            sendIntent.putExtra(Intent.EXTRA_TEXT, title + "【" +
    // getResources().getString(R.string.app_name) + "】" + " - " + webUrl);
    //            sendIntent.setType("text/plain");
    ////            startActivity(Intent.createChooser(sendIntent, "分享到"));
    //
    //            mShareActionProvider.setShareIntent(sendIntent);
    //        }

    return super.onCreateOptionsMenu(menu);
  }
  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
      case android.R.id.home:
        finish();
        break;
      case R.id.action_send:
        Intent sendIntent = new Intent();
        sendIntent.setAction(Intent.ACTION_SEND);
        sendIntent.putExtra(
            Intent.EXTRA_TEXT,
            title + "【" + getResources().getString(R.string.app_name) + "】" + " - " + url);
        sendIntent.setType("text/plain");
        startActivity(Intent.createChooser(sendIntent, "分享到"));
        break;
      case R.id.action_collect:
        if (!UserProxy.isLogin(this) || null == user) {
          ToastUtils.show(this, getString(R.string.personal_login_first));
          return true;
        }
        // 新闻详情
        if (newsItem != null) {
          if (!isCollected) { // 未收藏时
            CollectHelper.collectNews(
                this,
                newsItem,
                user.getObjectId(),
                item,
                new CollectHelper.CollectListener() {
                  @Override
                  public void onSuccess(BmobObject bmobObject) {
                    newsItem.setBmobId(bmobObject.getObjectId());
                    NewsItemDao.add(newsItem);
                    setCollected(true);
                    setResult(RESULT_OK);
                  }

                  @Override
                  public void onFailed() {}
                });
          } else { // 已收藏时
            CollectHelper.unCollectNews(
                this,
                newsItem.getBmobId(),
                item,
                new CollectHelper.CollectListener() {
                  @Override
                  public void onSuccess(BmobObject bmobObject) {
                    NewsItemDao.deleteByItem(newsItem);
                    setCollected(false);
                    setResult(RESULT_OK);
                  }

                  @Override
                  public void onFailed() {}
                });
          }
          // NEXT详情
        } else if (nextItem != null) {
          if (!isCollected) { // 未收藏时
            CollectHelper.collectNext(
                this,
                nextItem,
                user.getObjectId(),
                item,
                new CollectHelper.CollectListener() {
                  @Override
                  public void onSuccess(BmobObject bmobObject) {
                    nextItem.setBmobId(bmobObject.getObjectId());
                    NextItemDao.add(nextItem);
                    setCollected(true);
                    setResult(RESULT_OK);
                  }

                  @Override
                  public void onFailed() {}
                });
          } else { // 已收藏时
            CollectHelper.unCollectNext(
                this,
                nextItem.getBmobId(),
                item,
                new CollectHelper.CollectListener() {
                  @Override
                  public void onSuccess(BmobObject bmobObject) {
                    NextItemDao.deleteByItem(nextItem);
                    setCollected(false);
                    setResult(RESULT_OK);
                  }

                  @Override
                  public void onFailed() {}
                });
          }
        }
        break;
      case R.id.action_copy_link:
        ClipboardManager clipboardManager =
            (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
        clipboardManager.setPrimaryClip(ClipData.newPlainText(null, url));
        ToastUtils.show(this, getResources().getString(R.string.has_copied_tip));
        break;
      case R.id.action_open_by_browser:
        Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
        startActivity(intent);
        break;
    }
    return super.onOptionsItemSelected(item);
  }