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comparison: dom/xslt/xpath/txNamedAttributeStep.cpp
dom/xslt/xpath/txNamedAttributeStep.cpp
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:36dd5657f2ee |
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| 1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "nsIAtom.h" | |
| 7 #include "txIXPathContext.h" | |
| 8 #include "txNodeSet.h" | |
| 9 #include "txExpr.h" | |
| 10 #include "txXPathTreeWalker.h" | |
| 11 | |
| 12 txNamedAttributeStep::txNamedAttributeStep(int32_t aNsID, | |
| 13 nsIAtom* aPrefix, | |
| 14 nsIAtom* aLocalName) | |
| 15 : mNamespace(aNsID), | |
| 16 mPrefix(aPrefix), | |
| 17 mLocalName(aLocalName) | |
| 18 { | |
| 19 } | |
| 20 | |
| 21 nsresult | |
| 22 txNamedAttributeStep::evaluate(txIEvalContext* aContext, | |
| 23 txAExprResult** aResult) | |
| 24 { | |
| 25 *aResult = nullptr; | |
| 26 | |
| 27 nsRefPtr<txNodeSet> nodes; | |
| 28 nsresult rv = aContext->recycler()->getNodeSet(getter_AddRefs(nodes)); | |
| 29 NS_ENSURE_SUCCESS(rv, rv); | |
| 30 | |
| 31 txXPathTreeWalker walker(aContext->getContextNode()); | |
| 32 if (walker.moveToNamedAttribute(mLocalName, mNamespace)) { | |
| 33 rv = nodes->append(walker.getCurrentPosition()); | |
| 34 NS_ENSURE_SUCCESS(rv, rv); | |
| 35 } | |
| 36 NS_ADDREF(*aResult = nodes); | |
| 37 | |
| 38 return NS_OK; | |
| 39 } | |
| 40 | |
| 41 TX_IMPL_EXPR_STUBS_0(txNamedAttributeStep, NODESET_RESULT) | |
| 42 | |
| 43 bool | |
| 44 txNamedAttributeStep::isSensitiveTo(ContextSensitivity aContext) | |
| 45 { | |
| 46 return !!(aContext & NODE_CONTEXT); | |
| 47 } | |
| 48 | |
| 49 #ifdef TX_TO_STRING | |
| 50 void | |
| 51 txNamedAttributeStep::toString(nsAString& aDest) | |
| 52 { | |
| 53 aDest.Append(char16_t('@')); | |
| 54 if (mPrefix) { | |
| 55 nsAutoString prefix; | |
| 56 mPrefix->ToString(prefix); | |
| 57 aDest.Append(prefix); | |
| 58 aDest.Append(char16_t(':')); | |
| 59 } | |
| 60 nsAutoString localName; | |
| 61 mLocalName->ToString(localName); | |
| 62 aDest.Append(localName); | |
| 63 } | |
| 64 #endif |
