if (styleExpressions == null)
{
throw new NullPointerException();
}
final EditableStyleSheet styleSheet = new EditableStyleSheet();
styleSheet.copyParentValues(element);
final HashMap<StyleKey, Expression> editableStyleExpressions = new HashMap<StyleKey, Expression>(styleExpressions);
hyperlinksPane.initializeFromStyle(styleSheet, editableStyleExpressions, designerContext);