+ /// The struct holding the data for one level
+ /// Holds the wx control and other data
+ /// such as the vector of attribute keys corresponding to the columns
+ struct LevelType
+ {
+ // The
+ wxListCtrl* wxCtrl;
+ std::vector<std::string> key;
+ };
+ /// The vector of levels : one for each level of the tree
+ std::vector<LevelType> mLevelList;
+
+ /// return the wxListCtrl of one level
+ wxListCtrl* GetCtrl(int l) { return mLevelList[l].wxCtrl; }
+