return columns;
}
private Component newCell(AbstractEditablePropertyColumn<T, S> editableGridColumn)
{
EditableCellPanel panel = editableGridColumn.getEditableCellPanel(CELL_ID);
FormComponent<?> editorComponent = panel.getEditableComponent();
editorComponent.setDefaultModel(new PropertyModel<T>(newRow , editableGridColumn.getPropertyExpression()));
return panel;
}