mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-30 16:22:00 +00:00
93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "txExpr.h"
|
|
#include "nsAtom.h"
|
|
#include "nsGkAtoms.h"
|
|
#include "txXPathTreeWalker.h"
|
|
#include "txIXPathContext.h"
|
|
|
|
txNameTest::txNameTest(nsAtom* aPrefix, nsAtom* aLocalName, int32_t aNSID,
|
|
uint16_t aNodeType)
|
|
: mPrefix(aPrefix),
|
|
mLocalName(aLocalName),
|
|
mNamespace(aNSID),
|
|
mNodeType(aNodeType) {
|
|
if (aPrefix == nsGkAtoms::_empty) mPrefix = nullptr;
|
|
NS_ASSERTION(aLocalName, "txNameTest without a local name?");
|
|
NS_ASSERTION(aNodeType == txXPathNodeType::DOCUMENT_NODE ||
|
|
aNodeType == txXPathNodeType::ELEMENT_NODE ||
|
|
aNodeType == txXPathNodeType::ATTRIBUTE_NODE,
|
|
"Go fix txNameTest::matches");
|
|
}
|
|
|
|
nsresult txNameTest::matches(const txXPathNode& aNode,
|
|
txIMatchContext* aContext, bool& aMatched) {
|
|
if ((mNodeType == txXPathNodeType::ELEMENT_NODE &&
|
|
!txXPathNodeUtils::isElement(aNode)) ||
|
|
(mNodeType == txXPathNodeType::ATTRIBUTE_NODE &&
|
|
!txXPathNodeUtils::isAttribute(aNode)) ||
|
|
(mNodeType == txXPathNodeType::DOCUMENT_NODE &&
|
|
!txXPathNodeUtils::isRoot(aNode))) {
|
|
aMatched = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
// Totally wild?
|
|
if (mLocalName == nsGkAtoms::_asterisk && !mPrefix) {
|
|
aMatched = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
// Compare namespaces
|
|
if (mNamespace != txXPathNodeUtils::getNamespaceID(aNode) &&
|
|
!(mNamespace == kNameSpaceID_None &&
|
|
txXPathNodeUtils::isHTMLElementInHTMLDocument(aNode))) {
|
|
aMatched = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
// Name wild?
|
|
if (mLocalName == nsGkAtoms::_asterisk) {
|
|
aMatched = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
// Compare local-names
|
|
aMatched = txXPathNodeUtils::localNameEquals(aNode, mLocalName);
|
|
return NS_OK;
|
|
}
|
|
|
|
/*
|
|
* Returns the default priority of this txNodeTest
|
|
*/
|
|
double txNameTest::getDefaultPriority() {
|
|
if (mLocalName == nsGkAtoms::_asterisk) {
|
|
if (!mPrefix) return -0.5;
|
|
return -0.25;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
txNodeTest::NodeTestType txNameTest::getType() { return NAME_TEST; }
|
|
|
|
bool txNameTest::isSensitiveTo(Expr::ContextSensitivity aContext) {
|
|
return !!(aContext & Expr::NODE_CONTEXT);
|
|
}
|
|
|
|
#ifdef TX_TO_STRING
|
|
void txNameTest::toString(nsAString& aDest) {
|
|
if (mPrefix) {
|
|
nsAutoString prefix;
|
|
mPrefix->ToString(prefix);
|
|
aDest.Append(prefix);
|
|
aDest.Append(char16_t(':'));
|
|
}
|
|
nsAutoString localName;
|
|
mLocalName->ToString(localName);
|
|
aDest.Append(localName);
|
|
}
|
|
#endif
|