Provide easy Tie() for indexed properties

diff --git a/simgear/props/tiedpropertylist.hxx b/simgear/props/tiedpropertylist.hxx
index 0820d6b6e839024847332341afc7f21325680c4d..28cdb5183b2ffd15ed188291d941c3516b464a8b 100644 (file)
--- a/simgear/props/tiedpropertylist.hxx
+++ b/simgear/props/tiedpropertylist.hxx
@@ -61,12 +61,20 @@ public:
         return Tie( _root->getNode(relative_path,true), SGRawValuePointer<V>(value), useDefault );
     }
 
+    template <class V> SGPropertyNode_ptr Tie( const char * relative_path, int prop_index, V * value, bool useDefault = true ) {
+        return Tie( _root->getNode(relative_path,prop_index,true), SGRawValuePointer<V>(value), useDefault );
+    }
+
     template <class V> SGPropertyNode_ptr Tie( SGPropertyNode_ptr node, V (*getter)(), void (*setter)(V) = 0, bool useDefault = true ) {
         return Tie(node, SGRawValueFunctions<V>(getter, setter), useDefault );
     }
 
     template <class V> SGPropertyNode_ptr Tie( const char * relative_path, V (*getter)(), void (*setter)(V) = 0, bool useDefault = true ) {
-        return Tie(_root->getNode(relative_path, true), SGRawValueFunctions<V>(getter, setter), useDefault );
+        return Tie(_root->getNode(relative_path,true), SGRawValueFunctions<V>(getter, setter), useDefault );
+    }
+
+    template <class V> SGPropertyNode_ptr Tie( const char * relative_path, int prop_index, V (*getter)(), void (*setter)(V) = 0, bool useDefault = true ) {
+        return Tie(_root->getNode(relative_path,prop_index,true), SGRawValueFunctions<V>(getter, setter), useDefault );
     }
 
     template <class V> SGPropertyNode_ptr Tie( SGPropertyNode_ptr node, int index, V (*getter)(int), void (*setter)(int, V) = 0, bool useDefault = true) {
@@ -77,6 +85,10 @@ public:
         return Tie( _root->getNode( relative_path, true ), SGRawValueFunctionsIndexed<V>(index, getter, setter), useDefault );
     }
 
+    template <class V> SGPropertyNode_ptr Tie( const char * relative_path, int prop_index, int index, V (*getter)(int), void (*setter)(int, V) = 0, bool useDefault = true) {
+        return Tie( _root->getNode( relative_path,prop_index,true ), SGRawValueFunctionsIndexed<V>(index, getter, setter), useDefault );
+    }
+
     template <class T, class V> SGPropertyNode_ptr Tie( SGPropertyNode_ptr node, T * obj, V (T::*getter)() const, void (T::*setter)(V) = 0, bool useDefault = true) {
         return Tie( node, SGRawValueMethods<T,V>(*obj, getter, setter), useDefault );
     }
@@ -85,6 +97,10 @@ public:
         return Tie( _root->getNode( relative_path, true), SGRawValueMethods<T,V>(*obj, getter, setter), useDefault );
     }
 
+    template <class T, class V> SGPropertyNode_ptr Tie( const char * relative_path, int prop_index, T * obj, V (T::*getter)() const, void (T::*setter)(V) = 0, bool useDefault = true) {
+        return Tie( _root->getNode( relative_path,prop_index,true), SGRawValueMethods<T,V>(*obj, getter, setter), useDefault );
+    }
+
     template <class T, class V> SGPropertyNode_ptr Tie( SGPropertyNode_ptr node, T * obj, int index, V (T::*getter)(int) const, void (T::*setter)(int, V) = 0, bool useDefault = true) {
         return Tie( node, SGRawValueMethodsIndexed<T,V>(*obj, index, getter, setter), useDefault);
     }
@@ -93,6 +109,10 @@ public:
         return Tie( _root->getNode( relative_path, true ), SGRawValueMethodsIndexed<T,V>(*obj, index, getter, setter), useDefault);
     }
 
+    template <class T, class V> SGPropertyNode_ptr Tie( const char * relative_path, int prop_index, T * obj, int index, V (T::*getter)(int) const, void (T::*setter)(int, V) = 0, bool useDefault = true) {
+        return Tie( _root->getNode( relative_path,prop_index,true ), SGRawValueMethodsIndexed<T,V>(*obj, index, getter, setter), useDefault);
+    }
+
     void Untie() {
         while( size() > 0 ) {
             SG_LOG( SG_ALL, SG_INFO, "untie of " << back()->getPath() );