diff --git a/utils/piintrospector/containers_view.cpp b/utils/piintrospector/containers_view.cpp
index 087a341..755a5c0 100644
--- a/utils/piintrospector/containers_view.cpp
+++ b/utils/piintrospector/containers_view.cpp
@@ -165,13 +165,15 @@ bool cmp_func_name_a(const PIIntrospectionContainers::TypeInfo & t0, const PIInt
 bool cmp_func_name_d(const PIIntrospectionContainers::TypeInfo & t0, const PIIntrospectionContainers::TypeInfo & t1) {
 	return !cmp_func_name_a(t0, t1);
 }
+void print_func_name(const PIIntrospectionContainers::TypeInfo & t) {qDebug() << PI2QString(t.name);}
 #  define CMP_FUNC(field) \
 	bool cmp_func_##field##_a(const PIIntrospectionContainers::TypeInfo & t0, const PIIntrospectionContainers::TypeInfo & t1) { \
 		return t0.field < t1.field; \
 	} \
 	bool cmp_func_##field##_d(const PIIntrospectionContainers::TypeInfo & t0, const PIIntrospectionContainers::TypeInfo & t1) { \
 		return t0.field > t1.field; \
-	}
+	} \
+	void print_func_##field(const PIIntrospectionContainers::TypeInfo & t) {qDebug() << t.field;}
 #else
 int cmp_func_name_a(const PIIntrospectionContainers::TypeInfo * t0, const PIIntrospectionContainers::TypeInfo * t1) {
 	return QString::localeAwareCompare(PI2QString(t0->name), PI2QString(t1->name));
@@ -197,16 +199,21 @@ void ContainersModel::sort(int column, Qt::SortOrder order) {
 	ls_order = order;
 	if (cur_data.isEmpty()) return;
 	PIVector<PIIntrospectionContainers::TypeInfo>::CompareFunc cf = nullptr;
+	std::function<void(PIIntrospectionContainers::TypeInfo & e)> pf;
 	switch (column) {
-	case ccType          : cf = order == Qt::AscendingOrder ? cmp_func_name_a      : cmp_func_name_d     ; break;
-	case ccItemSize      : cf = order == Qt::AscendingOrder ? cmp_func_item_size_a : cmp_func_item_size_d; break;
-	case ccCount         : cf = order == Qt::AscendingOrder ? cmp_func_count_a     : cmp_func_count_d    ; break;
-	case ccBytesAllocated: cf = order == Qt::AscendingOrder ? cmp_func_allocated_a : cmp_func_allocated_d; break;
-	case ccBytesUsed     : cf = order == Qt::AscendingOrder ? cmp_func_used_a      : cmp_func_used_d     ; break;
+	case ccType          : cf = order == Qt::AscendingOrder ? cmp_func_name_a      : cmp_func_name_d     ; pf = print_func_name; break;
+	case ccItemSize      : cf = order == Qt::AscendingOrder ? cmp_func_item_size_a : cmp_func_item_size_d; pf = print_func_item_size; break;
+	case ccCount         : cf = order == Qt::AscendingOrder ? cmp_func_count_a     : cmp_func_count_d    ; pf = print_func_count; break;
+	case ccBytesAllocated: cf = order == Qt::AscendingOrder ? cmp_func_allocated_a : cmp_func_allocated_d; pf = print_func_allocated; break;
+	case ccBytesUsed     : cf = order == Qt::AscendingOrder ? cmp_func_used_a      : cmp_func_used_d     ; pf = print_func_used; break;
 	default : break;
 	}
-	if (cf)
+	if (cf) {
+		cur_data.forEach(pf);
 		cur_data.sort(cf);
+		qDebug() << "sort" << column << order;
+		cur_data.forEach(pf);
+	}
 	//qDebug() << "sort" << column << order;
 	dataChanged(index(0, 0), index(cur_data.size_s() - 1, columnCount()));
 }