OrderedCollection.h

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/*
 * OrderedCollection.h
 *
 * Smalltalk like class library for C++
 * Variable size collection, index-accessable. Header.
 *
 * Copyright (c) 2003 Milan Cermak
 */
/*
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
#ifndef __ORDEREDCOLLECTION_H
#define __ORDEREDCOLLECTION_H

#include <stlib/SequenceableCollection.h>
#include <stlib/String.h>

#include <stlib/SOOBoundsError.h>

namespace Core {

class Array;
class CollectionIterator;

class OrderedCollection : public SequenceableCollection
{
  protected:
    Array *content;
    int firstIndex, lastIndex;

  public:
    OrderedCollection(int size = 5);
    virtual ~OrderedCollection(void);

    /* Copying protocol */
    OrderedCollection(const OrderedCollection &origin);

    /* Class-accessing protocol */
    virtual String *className(void) const;

    /* Class-instance creation protocol */
    static OrderedCollection *with(Object *object);
    static OrderedCollection *with(Object *obj1, Object *obj2);
    static OrderedCollection *with(Object *obj1, Object *obj2, Object *obj3);
    static OrderedCollection *with(Object *obj1, Object *obj2, Object *obj3, Object *obj4);

    static OrderedCollection *withAll(Collection *coll);

    /* Accessing protocol */
    virtual Object *at(int index) const;
    virtual void put(int index, Object *obj);
    virtual long capacity(void) const;
    virtual long size(void) const;
    virtual Object *first(void);
    virtual Object *last(void);

    /* Adding protocol */
    virtual void add(Object *);
    virtual void addFirst(Object *);
    virtual void addLast(Object *);
    virtual void changeSize(long newSize);

    /* Converting protocol */
    virtual OrderedCollection *asOrderedCollection(void);

    /* Copying protocol */
    virtual Object *copy(void);
    virtual Object *copy(int from, int to)
      { return SequenceableCollection::copy(from, to); }
    virtual Object *copyEmpty(long size);

    /* Removing protocol */
    virtual Object *remove(Object *);
    virtual Object *removeFirst(void);
    virtual Object *removeLast(void);

  protected:
    /* Enumeration protocol */
    virtual Object *privNextForIterator(CollectionIterator *iter) const;

    /* Private protocol */
    virtual void changeCapacity(int newCapacity);
    virtual void grow(void);
    virtual void increaseCapacity(void);
    virtual void makeRoomAtFirst(void);
    virtual void makeRoomAtLast(void);
    virtual void removeIndex(int index);
};

};

#endif /* __ORDEREDCOLLECTION_H */

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