modules/up/src/gnug++/int.int.Map.h
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FUNCTIONS
This source file includes following functions.
- intintMap
- intintMap
- length
- empty
- dflt
- intintMap
// This may look like C code, but it is really -*- C++ -*-
/*
Copyright (C) 1988 Free Software Foundation
written by Doug Lea (dl@rocky.oswego.edu)
This file is part of the GNU C++ Library. This library is free
software; you can redistribute it and/or modify it under the terms of
the GNU Library General Public License as published by the Free
Software Foundation; either version 2 of the License, or (at your
option) any later version. This library is distributed in the hope
that it will be useful, but WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the GNU Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free Software
Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _intintMap_h
#ifdef __GNUG__
#pragma interface
#endif
#define _intintMap_h 1
#include "Pix.h"
#include "int.defs.h"
class intintMap
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{
protected:
int count;
int def;
public:
intintMap(int dflt);
virtual ~intintMap();
int length() const; // current number of items
int empty() const;
virtual int contains(int key); // is key mapped?
virtual void clear(); // delete all items
virtual int& operator [] (int key) = 0; // access contents by key
virtual void del(int key) = 0; // delete entry
virtual Pix first() = 0; // Pix of first item or 0
virtual void next(Pix& i) = 0; // advance to next or 0
virtual int& key(Pix i) = 0; // access key at i
virtual int& contents(Pix i) = 0; // access contents at i
virtual int owns(Pix i); // is i a valid Pix ?
virtual Pix seek(int key); // Pix of key
int& dflt(); // access default val
void error(const char* msg);
virtual int OK() = 0; // rep invariant
};
inline intintMap::~intintMap() {}
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inline int intintMap::length() const
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{
return count;
}
inline int intintMap::empty() const
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{
return count == 0;
}
inline int& intintMap::dflt()
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{
return def;
}
inline intintMap::intintMap(int dflt) :def(dflt)
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{
count = 0;
}
#endif