gecko/content/base/src/nsDOMLists.cpp

187 lines
4.8 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Peter Van der Beken <peterv@netscape.com>
*
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/*
* Implementations of nsIDOMDOMStringList and nsIDOMNameList, used by various
* DOM3 stuff and some interfaces specified by WHATWG.
*/
#include "nsDOMLists.h"
#include "nsDOMError.h"
#include "nsIDOMClassInfo.h"
#include "nsContentUtils.h"
#include "nsINode.h"
nsDOMStringList::nsDOMStringList()
{
}
nsDOMStringList::~nsDOMStringList()
{
}
NS_IMPL_ADDREF(nsDOMStringList)
NS_IMPL_RELEASE(nsDOMStringList)
NS_INTERFACE_TABLE_HEAD(nsDOMStringList)
NS_OFFSET_AND_INTERFACE_TABLE_BEGIN(nsDOMStringList)
NS_INTERFACE_TABLE_ENTRY(nsDOMStringList, nsIDOMDOMStringList)
NS_OFFSET_AND_INTERFACE_TABLE_END
NS_OFFSET_AND_INTERFACE_TABLE_TO_MAP_SEGUE
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(DOMStringList)
NS_INTERFACE_MAP_END
NS_IMETHODIMP
nsDOMStringList::Item(PRUint32 aIndex, nsAString& aResult)
{
if (aIndex >= (PRUint32)mNames.Count()) {
SetDOMStringToNull(aResult);
} else {
mNames.StringAt(aIndex, aResult);
}
return NS_OK;
}
NS_IMETHODIMP
nsDOMStringList::GetLength(PRUint32 *aLength)
{
*aLength = (PRUint32)mNames.Count();
return NS_OK;
}
NS_IMETHODIMP
nsDOMStringList::Contains(const nsAString& aString, PRBool *aResult)
{
*aResult = mNames.IndexOf(aString) > -1;
return NS_OK;
}
nsNameList::nsNameList()
{
}
nsNameList::~nsNameList()
{
}
NS_IMPL_ADDREF(nsNameList)
NS_IMPL_RELEASE(nsNameList)
NS_INTERFACE_TABLE_HEAD(nsNameList)
NS_OFFSET_AND_INTERFACE_TABLE_BEGIN(nsNameList)
NS_INTERFACE_TABLE_ENTRY(nsNameList, nsIDOMNameList)
NS_OFFSET_AND_INTERFACE_TABLE_END
NS_OFFSET_AND_INTERFACE_TABLE_TO_MAP_SEGUE
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(NameList)
NS_INTERFACE_MAP_END
NS_IMETHODIMP
nsNameList::GetName(PRUint32 aIndex, nsAString& aResult)
{
if (aIndex >= (PRUint32)mNames.Count()) {
SetDOMStringToNull(aResult);
} else {
mNames.StringAt(aIndex, aResult);
}
return NS_OK;
}
NS_IMETHODIMP
nsNameList::GetNamespaceURI(PRUint32 aIndex, nsAString& aResult)
{
if (aIndex >= (PRUint32)mNames.Count()) {
SetDOMStringToNull(aResult);
} else {
mNamespaceURIs.StringAt(aIndex, aResult);
}
return NS_OK;
}
NS_IMETHODIMP
nsNameList::GetLength(PRUint32 *aLength)
{
*aLength = (PRUint32)mNames.Count();
return NS_OK;
}
PRBool
nsNameList::Add(const nsAString& aNamespaceURI, const nsAString& aName)
{
PRInt32 count = mNamespaceURIs.Count();
if (mNamespaceURIs.InsertStringAt(aNamespaceURI, count)) {
if (mNames.InsertStringAt(aName, count)) {
return PR_TRUE;
}
mNamespaceURIs.RemoveStringAt(count);
}
return PR_FALSE;
}
NS_IMETHODIMP
nsNameList::Contains(const nsAString& aName, PRBool *aResult)
{
*aResult = mNames.IndexOf(aName) > -1;
return NS_OK;
}
NS_IMETHODIMP
nsNameList::ContainsNS(const nsAString& aNamespaceURI, const nsAString& aName,
PRBool *aResult)
{
PRInt32 index = mNames.IndexOf(aName);
if (index > -1) {
nsAutoString ns;
mNamespaceURIs.StringAt(index, ns);
*aResult = ns.Equals(aNamespaceURI);
}
else {
*aResult = PR_FALSE;
}
return NS_OK;
}