Added a MetaObjectRegistry class that allows the dynamic creation of new instances.

MetaObjectRegistry.h

@@ -0,0 +1,53 @@
+/*
+ * MetaObjectRegistry.h
+ *
+ * (c) 2016 Sofian Audry -- info(@)sofianaudry(.)com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef METAOBJECTREGISTRY_H_
+#define METAOBJECTREGISTRY_H_
+
+#include <QObject>
+#include <QMap>
+#include <QList>
+
+class MetaObjectRegistry {
+private:
+  QList<const QMetaObject*> metaObjectList;
+  QMap<QString, const QMetaObject*> metaObjectLookup;
+
+public:
+  MetaObjectRegistry() {}
+  virtual ~MetaObjectRegistry() {}
+
+  template<class T> void add()
+  {
+    //  Q_UNUSED(obj);
+    const QMetaObject* metaObj = &T::staticMetaObject;
+    if (!metaObjectList.contains(metaObj))
+    {
+      metaObjectList << metaObj;
+      metaObjectLookup[metaObj->className()] = metaObj;
+    }
+  }
+
+  const QMetaObject* getMetaObject(QString className) const;
+
+  static MetaObjectRegistry& instance();
+
+};
+
+#endif /* METAOBJECTREGISTRY_H_ */