mirror of
https://github.com/rn10950/RetroZilla.git
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93 lines
3.1 KiB
C++
93 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is TransforMiiX XSLT processor code.
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*
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* The Initial Developer of the Original Code is
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* Jonas Sicking.
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* Portions created by the Initial Developer are Copyright (C) 2001
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Jonas Sicking <sicking@bigfoot.com>
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* Peter Van der Beken <peterv@propagandism.org>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef TRANSFRMX_NODESORTER_H
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#define TRANSFRMX_NODESORTER_H
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#include "txCore.h"
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#include "txList.h"
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class Expr;
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class txExecutionState;
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class txNodeSet;
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class TxObject;
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class txXPathResultComparator;
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class txIEvalContext;
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class txNodeSetContext;
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/*
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* Sorts Nodes as specified by the W3C XSLT 1.0 Recommendation
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*/
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class txNodeSorter
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{
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public:
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txNodeSorter();
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~txNodeSorter();
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nsresult addSortElement(Expr* aSelectExpr, Expr* aLangExpr,
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Expr* aDataTypeExpr, Expr* aOrderExpr,
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Expr* aCaseOrderExpr, txIEvalContext* aContext);
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nsresult sortNodeSet(txNodeSet* aNodes, txExecutionState* aEs,
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txNodeSet** aResult);
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private:
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struct SortData
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{
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txNodeSorter* mNodeSorter;
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txNodeSetContext* mContext;
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TxObject** mSortValues;
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nsresult mRv;
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};
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struct SortKey
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{
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Expr* mExpr;
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txXPathResultComparator* mComparator;
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};
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static int compareNodes(const void* aIndexA, const void* aIndexB,
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void* aSortData);
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static PRBool calcSortValue(TxObject*& aSortValue, SortKey* aKey,
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SortData* aSortData, PRUint32 aNodeIndex);
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txList mSortKeys;
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int mNKeys;
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};
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#endif
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