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/*
* Ekiga -- A VoIP and Video-Conferencing application
* Copyright (C) 2000-2009 Damien Sandras <dsandras@seconix.com>
* 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. This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Ekiga is licensed under the GPL license and as a special exception, you
* have permission to link or otherwise combine this program with the
* programs OPAL, OpenH323 and PWLIB, and distribute the combination, without
* applying the requirements of the GNU GPL to the OPAL, OpenH323 and PWLIB
* programs, as long as you do follow the requirements of the GNU GPL for all
* the rest of the software thus combined.
*/
/*
* ptr_array.h - description
* ------------------------------------------
* begin : written in 2008 by Julien Puydt
* copyright : (c) 2008 by Julien Puydt
* description : implementation of an array container for pointers
*
*/
#ifndef __PTR_ARRAY_H__
#define __PTR_ARRAY_H__ 1
namespace Ekiga
{
template<typename ObjectType>
class ptr_array
{
public:
ptr_array();
~ptr_array();
void add (ObjectType* obj);
void remove (unsigned int pos);
void remove (ObjectType* obj);
unsigned int size () const;
ObjectType* operator[](unsigned int pos) const;
private:
unsigned int reserved_size;
unsigned int used_size;
ObjectType **store;
};
};
template<typename ObjectType>
Ekiga::ptr_array<ObjectType>::ptr_array ()
{
reserved_size = 10;
used_size = 0;
store = new ObjectType*[reserved_size];
}
template<typename ObjectType>
Ekiga::ptr_array<ObjectType>::~ptr_array ()
{
for (unsigned int ii = 0; ii < used_size; ii++)
delete store[ii];
delete [] store;
}
template<typename ObjectType>
void
Ekiga::ptr_array<ObjectType>::add (ObjectType* obj)
{
if (used_size >= reserved_size) {
ObjectType** new_store = new ObjectType*[reserved_size + 10];
for (unsigned int ii = 0 ; ii < used_size ; ii++)
new_store[ii] = store[ii];
reserved_size += 10;
delete [] store;
store = new_store;
}
store[used_size] = obj;
used_size++;
}
template<typename ObjectType>
void
Ekiga::ptr_array<ObjectType>::remove (unsigned int pos)
{
if (pos < used_size) {
delete store[pos];
for (unsigned int jj = pos; jj < used_size - 1; jj++)
store[jj] = store[jj+1];
used_size--;
}
}
template<typename ObjectType>
void
Ekiga::ptr_array<ObjectType>::remove (ObjectType* obj)
{
unsigned int ii;
for (ii = 0; ii < used_size; ii++)
if (store[ii] == obj)
break;
remove (ii);
}
template<typename ObjectType>
unsigned int
Ekiga::ptr_array<ObjectType>::size () const
{
return used_size;
}
template<typename ObjectType>
ObjectType*
Ekiga::ptr_array<ObjectType>::operator[](unsigned int pos) const
{
if (pos < used_size)
return store[pos];
else
return 0;
}
#endif
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