зеркало из https://github.com/mozilla/gecko-dev.git
82 строки
2.1 KiB
C++
82 строки
2.1 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_SINGLENODE_CONTEXT
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#define __TX_XPATH_SINGLENODE_CONTEXT
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#include "mozilla/Attributes.h"
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#include "txIXPathContext.h"
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class txSingleNodeContext : public txIEvalContext
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{
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public:
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txSingleNodeContext(const txXPathNode& aContextNode,
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txIMatchContext* aContext)
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: mNode(aContextNode),
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mInner(aContext)
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{
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NS_ASSERTION(aContext, "txIMatchContext must be given");
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}
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nsresult getVariable(int32_t aNamespace, nsIAtom* aLName,
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txAExprResult*& aResult) override
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{
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NS_ASSERTION(mInner, "mInner is null!!!");
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return mInner->getVariable(aNamespace, aLName, aResult);
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}
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nsresult isStripSpaceAllowed(const txXPathNode& aNode,
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bool& aAllowed) override
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{
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NS_ASSERTION(mInner, "mInner is null!!!");
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return mInner->isStripSpaceAllowed(aNode, aAllowed);
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}
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void* getPrivateContext() override
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{
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NS_ASSERTION(mInner, "mInner is null!!!");
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return mInner->getPrivateContext();
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}
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txResultRecycler* recycler() override
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{
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NS_ASSERTION(mInner, "mInner is null!!!");
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return mInner->recycler();
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}
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void receiveError(const nsAString& aMsg, nsresult aRes) override
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{
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NS_ASSERTION(mInner, "mInner is null!!!");
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#ifdef DEBUG
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nsAutoString error(NS_LITERAL_STRING("forwarded error: "));
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error.Append(aMsg);
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mInner->receiveError(error, aRes);
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#else
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mInner->receiveError(aMsg, aRes);
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#endif
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}
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const txXPathNode& getContextNode() override
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{
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return mNode;
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}
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uint32_t size() override
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{
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return 1;
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}
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uint32_t position() override
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{
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return 1;
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}
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private:
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const txXPathNode& mNode;
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txIMatchContext* mInner;
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};
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#endif // __TX_XPATH_SINGLENODE_CONTEXT
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