/* This file is part of libkcal. Copyright (c) 2003 Cornelius Schumacher <schumacher@kde.org> 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; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef KCAL_LISTBASE_H #define KCAL_LISTBASE_H #include <tqvaluelist.h> namespace KCal { /** This class provides a template for lists of pointers. It extends TQValueList<T *> by auto delete funtionality known from TQPtrList. */ template<class T> class ListBase : public TQValueList<T *> { public: ListBase() : TQValueList<T *>(), mAutoDelete( false ) { } ListBase( const ListBase &l ) : TQValueList<T *>( l ), mAutoDelete( false ) { } ~ListBase() { if ( mAutoDelete ) { TQValueListIterator<T *> it; for( it = TQValueList<T*>::begin(); it != TQValueList<T*>::end(); ++it ) { delete *it; } } } ListBase &operator=( const ListBase &l ) { if ( this == &l ) return *this; TQValueList<T *>::operator=( l ); return *this; } void setAutoDelete( bool autoDelete ) { mAutoDelete = autoDelete; } bool removeRef( T *t ) { TQValueListIterator<T *> it = this->find( t ); if ( it == TQValueList<T*>::end() ) { return false; } else { if ( mAutoDelete ) delete t; this->remove( it ); return true; } } void clearAll() { if ( mAutoDelete ) { for ( TQValueListIterator<T*> it = TQValueList<T*>::begin(); it != TQValueList<T*>::end(); ++it ) { delete *it; } } TQValueList<T*>::clear(); } private: bool mAutoDelete; }; } #endif