diff --git a/src/gdd/gddEnumStringTable.cc b/src/gdd/gddEnumStringTable.cc
index 8f4a00183..fd74b35d8 100644
--- a/src/gdd/gddEnumStringTable.cc
+++ b/src/gdd/gddEnumStringTable.cc
@@ -139,3 +139,14 @@ unsigned gddEnumStringTable::getStringLength ( unsigned index ) const
     }
 }
 
+bool gddEnumStringTable::getIndex ( const char * pString, unsigned & indexOut ) const
+{
+    for ( unsigned index = 0u; index < this->nStrings; index++ ) {
+        if ( ! strcmp ( pString, this->pStringTable[index].pString ) ) {
+            indexOut = index;
+            return true;
+        }
+    }
+    return false;
+}
+
diff --git a/src/gdd/gddEnumStringTable.h b/src/gdd/gddEnumStringTable.h
index 27c7c787e..5d92433a8 100644
--- a/src/gdd/gddEnumStringTable.h
+++ b/src/gdd/gddEnumStringTable.h
@@ -27,6 +27,7 @@ public:
     void getString ( unsigned index, char *pBuf, unsigned size ) const;
     const char * getString ( unsigned index ) const;
     unsigned getStringLength ( unsigned index ) const;
+    bool getIndex ( const char * pString, unsigned & index ) const;
     unsigned numberOfStrings () const;
 private:
     unsigned nStrings;