mirror of
https://github.com/rn10950/RetroZilla.git
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110 lines
3.5 KiB
C++
110 lines
3.5 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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* Netscape Communications Corporation.
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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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* 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 nsXPathExpression_h__
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#define nsXPathExpression_h__
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#include "nsIDOMXPathExpression.h"
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#include "nsIDOMNSXPathExpression.h"
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#include "txIXPathContext.h"
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#include "txResultRecycler.h"
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#include "nsAutoPtr.h"
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class Expr;
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class txXPathNode;
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/**
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* A class for evaluating an XPath expression string
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*/
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class nsXPathExpression : public nsIDOMXPathExpression,
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public nsIDOMNSXPathExpression
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{
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public:
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nsXPathExpression(nsAutoPtr<Expr>& aExpression,
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txResultRecycler* aRecycler);
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virtual ~nsXPathExpression();
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// nsISupports interface
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NS_DECL_ISUPPORTS
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// nsIDOMXPathExpression interface
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NS_DECL_NSIDOMXPATHEXPRESSION
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// nsIDOMNSXPathExpression interface
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NS_DECL_NSIDOMNSXPATHEXPRESSION
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private:
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nsAutoPtr<Expr> mExpression;
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nsRefPtr<txResultRecycler> mRecycler;
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class EvalContextImpl : public txIEvalContext
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{
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public:
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EvalContextImpl(const txXPathNode& aContextNode,
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PRUint32 aContextPosition, PRUint32 aContextSize,
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txResultRecycler* aRecycler)
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: mContextNode(aContextNode),
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mContextPosition(aContextPosition),
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mContextSize(aContextSize),
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mLastError(NS_OK),
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mRecycler(aRecycler)
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{
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}
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~EvalContextImpl()
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{
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}
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nsresult getError()
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{
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return mLastError;
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}
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TX_DECL_EVAL_CONTEXT;
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private:
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const txXPathNode& mContextNode;
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PRUint32 mContextPosition;
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PRUint32 mContextSize;
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nsresult mLastError;
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nsRefPtr<txResultRecycler> mRecycler;
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};
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};
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#endif
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