Examples of org.eclipse.swt.widgets.Tree.showItem()

org.eclipse.swt.widgets.Tree.showItem()
Shows the item. If the item is already showing in the receiver, this method simply returns. Otherwise, the items are scrolled and expanded until the item is visible. @param item the item to be shown @exception IllegalArgumentException
- ERROR_NULL_ARGUMENT - if the item is null
- ERROR_INVALID_ARGUMENT - if the item has been disposed
@exception SWTException
- ERROR_WIDGET_DISPOSED - if the receiver has been disposed
- ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
@see Tree#showSelection()

      if ((fNewsSorter.getSortBy() == NewsColumn.DATE || fNewsSorter.getSortBy() == NewsColumn.PUBLISHED || fNewsSorter.getSortBy() == NewsColumn.MODIFIED || fNewsSorter.getSortBy() == NewsColumn.RECEIVED) && fNewsSorter.isAscending()) {
        TreeItem item = tree.getItem(itemCount - 1);
        int childCount = item.getItemCount();
        if (childCount != 0)
          item = item.getItem(childCount - 1);
        tree.showItem(item);
      } else
        tree.setTopItem(tree.getItem(0));
    }
  }

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        tree.setSortDirection(newDirection);


        TreeItem topmostVisibleItem = tree.getTopItem();
        refreshUI();
        if (topmostVisibleItem != null)
          tree.showItem(topmostVisibleItem);
      }
    });


    int direction = (RebaseInteractivePreferences.isOrderReversed() ? SWT.DOWN
        : SWT.UP);

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    if (RebaseInteractivePreferences.isOrderReversed()) {
      Tree tree = planTreeViewer.getTree();
      int itemCount = tree.getItemCount();
      if (itemCount > 0) {
        TreeItem bottomItem = tree.getItem(itemCount - 1);
        tree.showItem(bottomItem);
      }
    }
  }


  private void createPopupMenu(final TreeViewer planViewer) {

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      if ((fNewsSorter.getSortBy() == NewsColumn.DATE || fNewsSorter.getSortBy() == NewsColumn.PUBLISHED || fNewsSorter.getSortBy() == NewsColumn.MODIFIED || fNewsSorter.getSortBy() == NewsColumn.RECEIVED) && fNewsSorter.isAscending()) {
        TreeItem item = tree.getItem(itemCount - 1);
        int childCount = item.getItemCount();
        if (childCount != 0)
          item = item.getItem(childCount - 1);
        tree.showItem(item);
      } else
        tree.setTopItem(tree.getItem(0));
    }
  }

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