gecko-dev/dom/base/DocumentType.cpp

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4.0 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
/*
* Implementation of DOM Core's nsIDOMDocumentType node.
*/
#include "mozilla/dom/DocumentType.h"
#include "nsGkAtoms.h"
#include "nsCOMPtr.h"
#include "nsDOMString.h"
#include "nsNodeInfoManager.h"
#include "nsIXPConnect.h"
#include "xpcpublic.h"
#include "nsWrapperCacheInlines.h"
#include "mozilla/dom/DocumentTypeBinding.h"
nsresult
NS_NewDOMDocumentType(nsIDOMDocumentType** aDocType,
nsNodeInfoManager *aNodeInfoManager,
nsIAtom *aName,
const nsAString& aPublicId,
const nsAString& aSystemId,
const nsAString& aInternalSubset)
{
NS_ENSURE_ARG_POINTER(aDocType);
mozilla::ErrorResult rv;
*aDocType = NS_NewDOMDocumentType(aNodeInfoManager, aName, aPublicId,
aSystemId, aInternalSubset, rv).take();
return rv.StealNSResult();
}
already_AddRefed<mozilla::dom::DocumentType>
NS_NewDOMDocumentType(nsNodeInfoManager* aNodeInfoManager,
nsIAtom *aName,
const nsAString& aPublicId,
const nsAString& aSystemId,
const nsAString& aInternalSubset,
mozilla::ErrorResult& rv)
{
if (!aName) {
rv.Throw(NS_ERROR_INVALID_POINTER);
return nullptr;
}
already_AddRefed<mozilla::dom::NodeInfo> ni =
aNodeInfoManager->GetNodeInfo(nsGkAtoms::documentTypeNodeName, nullptr,
kNameSpaceID_None,
nsIDOMNode::DOCUMENT_TYPE_NODE,
aName);
RefPtr<mozilla::dom::DocumentType> docType =
new mozilla::dom::DocumentType(ni, aPublicId, aSystemId, aInternalSubset);
return docType.forget();
}
namespace mozilla {
namespace dom {
JSObject*
DocumentType::WrapNode(JSContext *cx, JS::Handle<JSObject*> aGivenProto)
{
return DocumentTypeBinding::Wrap(cx, this, aGivenProto);
}
DocumentType::DocumentType(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo,
const nsAString& aPublicId,
const nsAString& aSystemId,
const nsAString& aInternalSubset) :
DocumentTypeForward(aNodeInfo),
mPublicId(aPublicId),
mSystemId(aSystemId),
mInternalSubset(aInternalSubset)
{
MOZ_ASSERT(mNodeInfo->NodeType() == nsIDOMNode::DOCUMENT_TYPE_NODE,
"Bad NodeType in aNodeInfo");
}
DocumentType::~DocumentType()
{
}
NS_IMPL_ISUPPORTS_INHERITED(DocumentType, nsGenericDOMDataNode, nsIDOMNode,
nsIDOMDocumentType)
bool
DocumentType::IsNodeOfType(uint32_t aFlags) const
{
// Don't claim to be eDATA_NODE since we're just inheriting
// nsGenericDOMDataNode for convinience. Doctypes aren't really
// data nodes (they have a null .nodeValue and don't implement
// nsIDOMCharacterData)
return !(aFlags & ~eCONTENT);
}
const nsTextFragment*
DocumentType::GetText()
{
return nullptr;
}
NS_IMETHODIMP
DocumentType::GetName(nsAString& aName)
{
aName = NodeName();
return NS_OK;
}
NS_IMETHODIMP
DocumentType::GetPublicId(nsAString& aPublicId)
{
aPublicId = mPublicId;
return NS_OK;
}
NS_IMETHODIMP
DocumentType::GetSystemId(nsAString& aSystemId)
{
aSystemId = mSystemId;
return NS_OK;
}
NS_IMETHODIMP
DocumentType::GetInternalSubset(nsAString& aInternalSubset)
{
aInternalSubset = mInternalSubset;
return NS_OK;
}
nsGenericDOMDataNode*
DocumentType::CloneDataNode(mozilla::dom::NodeInfo *aNodeInfo, bool aCloneText) const
{
already_AddRefed<mozilla::dom::NodeInfo> ni = RefPtr<mozilla::dom::NodeInfo>(aNodeInfo).forget();
return new DocumentType(ni, mPublicId, mSystemId, mInternalSubset);
}
} // namespace dom
} // namespace mozilla