this.layout = new SimplePanel();
if ( !columnConfigs.containsKey( tableConfig ) ) {
RepositoryServiceFactory.getService().loadTableConfig( tableConfig,
new GenericCallback() {
public void onSuccess(Object data) {
TableConfig conf = (TableConfig) data;
ColumnModel cm = createColumnModel( conf );
columnConfigs.put( tableConfig,
cm );
RecordDef rd = createRecordDef( conf );
recordDefs.put( tableConfig,