104 lines
2.0 KiB
C++
104 lines
2.0 KiB
C++
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these librararies and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/* $XConsortium: IListBase.h /main/1 1996/07/29 16:53:26 cde-hp $ */
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// Copyright (c) 1994 James Clark
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// See the file COPYING for copying permission.
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#ifndef IListBase_INCLUDED
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#define IListBase_INCLUDED 1
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#include "Link.h"
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#include "Boolean.h"
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#ifdef SP_NAMESPACE
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namespace SP_NAMESPACE {
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#endif
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class SP_API IListBase {
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public:
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IListBase();
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IListBase(Link *);
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void append(Link *);
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void insert(Link *);
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Link *head() const;
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Boolean empty() const;
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Link *get();
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void remove(Link *);
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void swap(IListBase &);
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void clear();
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private:
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Link *head_;
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friend class IListIterBase;
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};
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inline
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IListBase::IListBase() : head_(0)
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{
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}
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inline
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IListBase::IListBase(Link *head) : head_(head)
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{
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}
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inline
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void IListBase::insert(Link *p)
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{
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p->next_ = head_;
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head_ = p;
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}
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inline
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Link *IListBase::head() const
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{
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return head_;
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}
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inline
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Boolean IListBase::empty() const
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{
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return head_ == 0;
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}
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inline
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Link *IListBase::get()
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{
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Link *tem = head_;
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head_ = head_->next_;
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return tem;
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}
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inline
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void IListBase::swap(IListBase &list)
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{
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Link *tem = head_;
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head_ = list.head_;
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list.head_ = tem;
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}
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#ifdef SP_NAMESPACE
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}
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#endif
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#endif /* not IListBase_INCLUDED */
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