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/***************************************************************************
begin : Wed Jan 29 2003
copyright : (C) 2003 - 2004 by Scott Wheeler
email : [email protected]
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef SORTEDSTRINGLIST_H
#define SORTEDSTRINGLIST_H
#include <tqstringlist.h>
class SortedStringList
{
public:
SortedStringList();
~SortedStringList();
/**
* Insert the value. Returns true if the item was already in the list
* or false otherwise.
*/
bool insert(const TQString &value);
bool contains(const TQString &value) const;
bool remove(const TQString &value);
/**
* Returns a sorted list of the values.
* Warning, this method is expensive and shouldn't be used except when
* necessary.
*/
TQStringList values() const;
private:
class Node;
Node *find(const TQString &value) const;
/**
* The insertion implementation. Returns true if the item was already
* present in the list.
*/
bool BSTInsert(const TQString &value);
void traverse(const Node *n, TQStringList &list) const;
Node *treeMinimum(Node *n) const;
Node *treeSuccessor(Node *n) const;
Node *m_root;
};
#endif
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