new plugin commodity implemented

commodity/data/commoditytypedata.cpp

@@ -0,0 +1,38 @@
+#include "commoditytypedata.h"
+
+CommodityTypeData::CommodityTypeData(QObject *parent)
+    :ComboItem(parent)
+{
+}
+int CommodityTypeData::id() const
+{
+    return m_id;
+}
+
+void CommodityTypeData::setId(int id)
+{
+    m_id = id;
+}
+QString CommodityTypeData::name() const
+{
+    return m_name;
+}
+
+void CommodityTypeData::setName(const QString &name)
+{
+    m_name = name;
+}
+
+bool CommodityTypeData::eq(ComboItem *other)
+{
+    CommodityTypeData* ct = qobject_cast<CommodityTypeData *> (other);
+
+    return ct != NULL && this->id() ==  ct->id() ;
+}
+
+QString CommodityTypeData::toString()
+{
+    return this->name();
+}
+
+