PsiClass clazz = ClassIndex.getAssociatedClass(f);
if (clazz != null) {
// ... before we search for our parent Item
String parentPath = HierarchyUtil.findPathOf(wicketIdAttribute, true);
if (parentPath != null) {
ClassWicketIdItem item = ClassWicketIdHierarchy.create(clazz).getWicketIdPathMap().get(parentPath);
if (item != null) {
for (ClassWicketIdItem child : item.getChildren()) {
rs.addElement(
LookupElementBuilder.create(child.getWicketId())
//.withIcon(child.getIcon()) // child's icon bother view -> use generic icon
.withIcon(Constants.WICKET_COMPONENT_ICON)
.withTypeText(".java")