зеркало из https://github.com/mozilla/gecko-dev.git
82 строки
2.2 KiB
C++
82 строки
2.2 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 "txNamespaceMap.h"
|
|
#include "nsGkAtoms.h"
|
|
#include "txXPathNode.h"
|
|
|
|
txNamespaceMap::txNamespaceMap() = default;
|
|
|
|
txNamespaceMap::txNamespaceMap(const txNamespaceMap& aOther)
|
|
: mPrefixes(aOther.mPrefixes.Clone()),
|
|
mNamespaces(aOther.mNamespaces.Clone()) {}
|
|
|
|
nsresult txNamespaceMap::mapNamespace(nsAtom* aPrefix,
|
|
const nsAString& aNamespaceURI) {
|
|
nsAtom* prefix = aPrefix == nsGkAtoms::_empty ? nullptr : aPrefix;
|
|
|
|
int32_t nsId;
|
|
if (prefix && aNamespaceURI.IsEmpty()) {
|
|
// Remove the mapping
|
|
int32_t index = mPrefixes.IndexOf(prefix);
|
|
if (index >= 0) {
|
|
mPrefixes.RemoveElementAt(index);
|
|
mNamespaces.RemoveElementAt(index);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
if (aNamespaceURI.IsEmpty()) {
|
|
// Set default to empty namespace
|
|
nsId = kNameSpaceID_None;
|
|
} else {
|
|
nsId = txNamespaceManager::getNamespaceID(aNamespaceURI);
|
|
NS_ENSURE_FALSE(nsId == kNameSpaceID_Unknown, NS_ERROR_FAILURE);
|
|
}
|
|
|
|
// Check if the mapping already exists
|
|
int32_t index = mPrefixes.IndexOf(prefix);
|
|
if (index >= 0) {
|
|
mNamespaces.ElementAt(index) = nsId;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// New mapping
|
|
mPrefixes.AppendElement(prefix);
|
|
mNamespaces.AppendElement(nsId);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
int32_t txNamespaceMap::lookupNamespace(nsAtom* aPrefix) {
|
|
if (aPrefix == nsGkAtoms::xml) {
|
|
return kNameSpaceID_XML;
|
|
}
|
|
|
|
nsAtom* prefix = aPrefix == nsGkAtoms::_empty ? 0 : aPrefix;
|
|
|
|
int32_t index = mPrefixes.IndexOf(prefix);
|
|
if (index >= 0) {
|
|
return mNamespaces.SafeElementAt(index, kNameSpaceID_Unknown);
|
|
}
|
|
|
|
if (!prefix) {
|
|
return kNameSpaceID_None;
|
|
}
|
|
|
|
return kNameSpaceID_Unknown;
|
|
}
|
|
|
|
int32_t txNamespaceMap::lookupNamespaceWithDefault(const nsAString& aPrefix) {
|
|
RefPtr<nsAtom> prefix = NS_Atomize(aPrefix);
|
|
if (prefix != nsGkAtoms::_poundDefault) {
|
|
return lookupNamespace(prefix);
|
|
}
|
|
|
|
return lookupNamespace(nullptr);
|
|
}
|