Issue #77 Break cyclic dependency between CVariant and CVariantList

src/blackmisc/variantlist.cpp

@@ -12,6 +12,9 @@
 
 namespace BlackMisc
 {
+    //! \private
+    extern int qMetaTypeId_CVariantList; // defined in variant.cpp
+
     CVariantList::CVariantList(const CSequence &other) : CSequence(other)
     {}
 
@@ -25,16 +28,12 @@ namespace BlackMisc
         std::move(other.begin(), other.end(), std::back_inserter(*this));
     }
 
-    CVariantList::CVariantList(const QSequentialIterable &other)
-    {
-        for (auto it = other.begin(); it != other.end(); ++it) { push_back(*it); }
-    }
-
     void CVariantList::registerMetadata()
     {
         Mixin::MetaType<CVariantList>::registerMetadata();
         QMetaType::registerConverter<CVariantList, QVector<CVariant>>([](const CVariantList &list) { return list.toVector(); });
         QMetaType::registerConverter<QVector<CVariant>, CVariantList>([](const QVector<CVariant> &list) { return CSequence(list); });
+        qMetaTypeId_CVariantList = qMetaTypeId<CVariantList>();
     }
 
     bool CVariantList::matches(const CVariant &event) const