Make link_name(), link_local_name, and get_link_index_from_name non pure virtual...

[synfig.git] / synfig-core / src / synfig / valuenode.h

diff --git a/synfig-core/src/synfig/valuenode.h b/synfig-core/src/synfig/valuenode.h
index 379b3f0..8a1552e 100644 (file)
--- a/synfig-core/src/synfig/valuenode.h
+++ b/synfig-core/src/synfig/valuenode.h
@@ -39,6 +39,7 @@
 #include <sigc++/signal.h>
 #include "guid.h"
 #include <ETL/angle>
+#include "paramdesc.h"
 
 #include "node.h"
 
@@ -77,6 +78,7 @@ namespace synfig {
 class Canvas;
 class LinkableValueNode;
 class Layer;
+class ParamVocab;
 
 /*!    \class ValueNode
 **     \brief Base class for all Value Nodes
@@ -335,6 +337,11 @@ public:
        */
        typedef std::map<String,BookEntry> Book;
 
+       //! The vocabulary of the children
+       /*! \see synfig::Paramdesc
+        */
+       typedef ParamVocab Vocab;
+
        static Book& book();
 
        //! Creates a Linkable Value Node based on the name and the returned
@@ -366,13 +373,13 @@ public:
        virtual int link_count()const=0;
 
        //! Returns the local name of the 'i' linked Value Node
-       virtual String link_local_name(int i)const=0;
+       virtual String link_local_name(int i)const;
 
        //! Returns the name of the 'i' linked Value Node
-       virtual String link_name(int i)const=0;
+       virtual String link_name(int i)const;
 
        //! Returns the child index Value Node based on the name
-       virtual int get_link_index_from_name(const String &name)const=0;
+       virtual int get_link_index_from_name(const String &name)const;
 
        //! Clones a Value Node
        virtual ValueNode* clone(const GUID& deriv_guid=GUID())const;
@@ -389,6 +396,9 @@ public:
        //! Return a full description of the linked ValueNode given by the index
        String get_description(int index = -1, bool show_exported_name = true)const;
 
+       //! Gets the parameter vocabulary for linkable value nodes
+       virtual Vocab get_param_vocab()const=0;
+
 protected:
        //! Sets the type of the ValueNode
        void set_type(ValueBase::Type t) { ValueNode::set_type(t); }