@UiHandler("tagScrollPanel")
  public void dragFollowingScrollPanel(ScrollEvent event) {
    if (tagScrollPanel.getVerticalScrollPosition()
            == tagScrollPanel.getMaximumVerticalScrollPosition()
        && totalResourceCount < totalHintCount) {

      String profileUserUserId = AppClientFactory.getPlaceManager().getRequestParameter("id", null);
      AppClientFactory.getInjector()
          .getUserService()
          .getResourcesByTag(
              tagId,
              Integer.toString(totalResourceCount),
              limit,
              profileUserUserId,
              new SimpleAsyncCallback<List<UserTagsResourceDO>>() {

                @Override
                public void onSuccess(List<UserTagsResourceDO> result) {

                  if (result.size() > 0) {
                    totalResourceCount = totalResourceCount + result.size();

                    for (int i = 0; i < result.size(); i++) {
                      ProfileUserTagsResourceWidget profileUserTagsResourceWidget =
                          new ProfileUserTagsResourceWidget(result.get(i));
                      userTagsResourceContainerConatiner.add(profileUserTagsResourceWidget);
                    }
                  }
                }
              });
    }
  }
Beispiel #2
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  /** Does the actual addition of {@link UserItem}s to the top of the list. */
  private void addHead() {
    List<UserItem> l = head;
    if (l.size() > 0) {
      head = new ArrayList<UserItem>();
      headKeys = new HashSet<Key>();

      int offsetHeight = flowPanel.getOffsetHeight();
      for (int i = l.size() - 1; i >= 0; i--) {
        UserItem e = l.get(i);
        RowWidget row = createRow(e);
        flowPanel.insert(row, 0);
        rows.put(row.getKey(), row);
      }

      int deltaHeight = flowPanel.getOffsetHeight() - offsetHeight;
      scrollPanel.setVerticalScrollPosition(scrollPanel.getVerticalScrollPosition() + deltaHeight);

      rowsAdded();
      NewDataEvent.fire(this, NewDataType.NEW_DATA_SHOWN);
    }
  }