mirror of
https://github.com/classilla/tenfourfox.git
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47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef __TX_XPATH_SET_CONTEXT
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#define __TX_XPATH_SET_CONTEXT
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#include "txIXPathContext.h"
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#include "txNodeSet.h"
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#include "nsAutoPtr.h"
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class txNodeSetContext : public txIEvalContext
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{
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public:
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txNodeSetContext(txNodeSet* aContextNodeSet, txIMatchContext* aContext)
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: mContextSet(aContextNodeSet), mPosition(0), mInner(aContext)
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{
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}
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// Iteration over the given NodeSet
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bool hasNext()
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{
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return mPosition < size();
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}
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void next()
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{
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NS_ASSERTION(mPosition < size(), "Out of bounds.");
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mPosition++;
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}
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void setPosition(uint32_t aPosition)
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{
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NS_ASSERTION(aPosition > 0 &&
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aPosition <= size(), "Out of bounds.");
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mPosition = aPosition;
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}
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TX_DECL_EVAL_CONTEXT;
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protected:
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RefPtr<txNodeSet> mContextSet;
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uint32_t mPosition;
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txIMatchContext* mInner;
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};
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#endif // __TX_XPATH_SET_CONTEXT
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