// Right top: object viewer
SashForm rightSashForm = getWidgetFactory().createSashForm(mainSashForm, SWT.VERTICAL);
dataItemViewer = createDataItemViewer(rightSashForm);
// Right bottom 1: attribute viewer
CTabFolder tabFolder = new CTabFolder(rightSashForm, SWT.BORDER | SWT.BOTTOM | SWT.FLAT);
CTabItem attributeTab = new CTabItem(tabFolder, SWT.NONE);
attributeTab.setText("Attribute");
attributeViewer = new AttributeViewer(tabFolder, SWT.NONE);
attributeTab.setControl(attributeViewer);
tabFolder.setSelection(attributeTab);
CTabItem dictionaryTab = new CTabItem(tabFolder, SWT.NONE);
dictionaryTab.setText("Dictionary");
dictionaryViewer = new DictionaryViewer(tabFolder, SWT.NONE);
dictionaryViewer.setDatasetBrowser(datasetBrowser);