gecko-dev/layout/style/nsCSSPseudoClasses.cpp
Daniel Glazman ext:(%20and%20L.%20David%20Baron%20%3Cdbaron%40dbaron.org%3E) 0474b185bc Implement :nth-child(), :nth-last-child(), :nth-of-type(), :nth-last-of-type(). b=75375 r+sr=bzbarsky
2008-06-02 20:17:35 -07:00

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3.2 KiB
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/* -*- 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 atom lists for CSS pseudos.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* L. David Baron <dbaron@dbaron.org>
*
* 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"),
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/* atom list for CSS pseudo-classes */
#include "nsCSSPseudoClasses.h"
#include "nsAtomListUtils.h"
#include "nsStaticAtom.h"
#include "nsMemory.h"
// define storage for all atoms
#define CSS_PSEUDO_CLASS(_name, _value) \
nsICSSPseudoClass* nsCSSPseudoClasses::_name;
#include "nsCSSPseudoClassList.h"
#undef CSS_PSEUDO_CLASS
static const nsStaticAtom CSSPseudoClasses_info[] = {
#define CSS_PSEUDO_CLASS(name_, value_) \
{ value_, (nsIAtom**)&nsCSSPseudoClasses::name_ },
#include "nsCSSPseudoClassList.h"
#undef CSS_PSEUDO_CLASS
};
void nsCSSPseudoClasses::AddRefAtoms()
{
NS_RegisterStaticAtoms(CSSPseudoClasses_info,
NS_ARRAY_LENGTH(CSSPseudoClasses_info));
}
PRBool nsCSSPseudoClasses::IsPseudoClass(nsIAtom *aAtom)
{
return nsAtomListUtils::IsMember(aAtom,CSSPseudoClasses_info,
NS_ARRAY_LENGTH(CSSPseudoClasses_info));
}
PRBool
nsCSSPseudoClasses::HasStringArg(nsIAtom* aAtom)
{
return aAtom == nsCSSPseudoClasses::lang ||
aAtom == nsCSSPseudoClasses::mozEmptyExceptChildrenWithLocalname ||
aAtom == nsCSSPseudoClasses::mozSystemMetric;
}
PRBool
nsCSSPseudoClasses::HasNthPairArg(nsIAtom* aAtom)
{
return aAtom == nsCSSPseudoClasses::nthChild ||
aAtom == nsCSSPseudoClasses::nthLastChild ||
aAtom == nsCSSPseudoClasses::nthOfType ||
aAtom == nsCSSPseudoClasses::nthLastOfType;
}