//  File: tree.h
//
//  Declaration for the Tree class for a simple binary tree.

#ifndef _tree_h
#define _tree_h

#include "item.h"

class Tree {

public:
   Item *itemp ;	// Pointer to data item   

   Tree() ;				// Constructors
   Tree(data) ;
   Tree(data, Tree*, Tree*) ;

   ~Tree() ;			// Destructor

   void Inorder() ;		// Traversal methods
   void Preorder() ;
   void Postorder() ;

protected:
   Tree *left, *right ;	// Children
} ;

#endif