Mercurial > projects > qtd
diff generator/parser/list.h @ 1:e78566595089
initial import
author | mandel |
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date | Mon, 11 May 2009 16:01:50 +0000 |
parents | |
children | 09a0f1d048f2 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/generator/parser/list.h Mon May 11 16:01:50 2009 +0000 @@ -0,0 +1,120 @@ +/**************************************************************************** +** +** Copyright (C) 1992-2008 Nokia. All rights reserved. +** Copyright (C) 2002-2005 Roberto Raggi <roberto@kdevelop.org> +** +** This file is part of Qt Jambi. +** +** * Commercial Usage +* Licensees holding valid Qt Commercial licenses may use this file in +* accordance with the Qt Commercial License Agreement provided with the +* Software or, alternatively, in accordance with the terms contained in +* a written agreement between you and Nokia. +* +* +* GNU General Public License Usage +* Alternatively, this file may be used under the terms of the GNU +* General Public License versions 2.0 or 3.0 as published by the Free +* Software Foundation and appearing in the file LICENSE.GPL included in +* the packaging of this file. Please review the following information +* to ensure GNU General Public Licensing requirements will be met: +* http://www.fsf.org/licensing/licenses/info/GPLv2.html and +* http://www.gnu.org/copyleft/gpl.html. In addition, as a special +* exception, Nokia gives you certain additional rights. These rights +* are described in the Nokia Qt GPL Exception version 1.2, included in +* the file GPL_EXCEPTION.txt in this package. +* +* Qt for Windows(R) Licensees +* As a special exception, Nokia, as the sole copyright holder for Qt +* Designer, grants users of the Qt/Eclipse Integration plug-in the +* right for the Qt/Eclipse Integration to link to functionality +* provided by Qt Designer and its related libraries. +* +* +* If you are unsure which license is appropriate for your use, please +* contact the sales department at qt-sales@nokia.com. + +** +** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE +** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. +** +****************************************************************************/ + + +#ifndef FASTLIST_H +#define FASTLIST_H + +#include "smallobject.h" + +template <typename Tp> +struct ListNode +{ + Tp element; + int index; + mutable const ListNode<Tp> *next; + + static ListNode *create(const Tp &element, pool *p) + { + ListNode<Tp> *node = new (p->allocate(sizeof(ListNode))) ListNode(); + node->element = element; + node->index = 0; + node->next = node; + + return node; + } + + static ListNode *create(const ListNode *n1, const Tp &element, pool *p) + { + ListNode<Tp> *n2 = ListNode::create(element, p); + + n2->index = n1->index + 1; + n2->next = n1->next; + n1->next = n2; + + return n2; + } + + inline ListNode<Tp>() { } + + inline const ListNode<Tp> *at(int index) const + { + const ListNode<Tp> *node = this; + while (index != node->index) + node = node->next; + + return node; + } + + inline bool hasNext() const + { return index < next->index; } + + inline int count() const + { return 1 + toBack()->index; } + + inline const ListNode<Tp> *toFront() const + { return toBack()->next; } + + inline const ListNode<Tp> *toBack() const + { + const ListNode<Tp> *node = this; + while (node->hasNext()) + node = node->next; + + return node; + } +}; + +template <class Tp> +inline const ListNode<Tp> *snoc(const ListNode<Tp> *list, + const Tp &element, pool *p) +{ + if (!list) + return ListNode<Tp>::create(element, p); + + return ListNode<Tp>::create(list->toBack(), element, p); +} + +#endif // FASTLIST_H + +// kate: space-indent on; indent-width 2; replace-tabs on; +