зеркало из https://github.com/mozilla/gecko-dev.git
93 строки
2.8 KiB
C++
93 строки
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* atom list for CSS pseudo-classes */
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#include "mozilla/Util.h"
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#include "nsCSSPseudoClasses.h"
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#include "nsStaticAtom.h"
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#include "mozilla/Preferences.h"
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#include "nsString.h"
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using namespace mozilla;
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// define storage for all atoms
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#define CSS_PSEUDO_CLASS(_name, _value, _pref) \
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static nsIAtom* sPseudoClass_##_name;
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#include "nsCSSPseudoClassList.h"
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#undef CSS_PSEUDO_CLASS
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#define CSS_PSEUDO_CLASS(name_, value_, pref_) \
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NS_STATIC_ATOM_BUFFER(name_##_buffer, value_)
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#include "nsCSSPseudoClassList.h"
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#undef CSS_PSEUDO_CLASS
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static const nsStaticAtom CSSPseudoClasses_info[] = {
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#define CSS_PSEUDO_CLASS(name_, value_, pref_) \
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NS_STATIC_ATOM(name_##_buffer, &sPseudoClass_##name_),
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#include "nsCSSPseudoClassList.h"
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#undef CSS_PSEUDO_CLASS
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};
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static bool sPseudoClassEnabled[] = {
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#define CSS_PSEUDO_CLASS(name_, value_, pref_) \
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true,
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#include "nsCSSPseudoClassList.h"
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#undef CSS_PSEUDO_CLASS
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};
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void nsCSSPseudoClasses::AddRefAtoms()
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{
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NS_RegisterStaticAtoms(CSSPseudoClasses_info);
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#define CSS_PSEUDO_CLASS(name_, value_, pref_) \
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if (pref_[0]) { \
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Preferences::AddBoolVarCache(&sPseudoClassEnabled[ePseudoClass_##name_], \
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pref_); \
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}
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#include "nsCSSPseudoClassList.h"
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#undef CSS_PSEUDO_CLASS
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}
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bool
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nsCSSPseudoClasses::HasStringArg(Type aType)
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{
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return aType == ePseudoClass_lang ||
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aType == ePseudoClass_mozEmptyExceptChildrenWithLocalname ||
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aType == ePseudoClass_mozSystemMetric ||
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aType == ePseudoClass_mozLocaleDir ||
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aType == ePseudoClass_dir;
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}
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bool
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nsCSSPseudoClasses::HasNthPairArg(Type aType)
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{
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return aType == ePseudoClass_nthChild ||
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aType == ePseudoClass_nthLastChild ||
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aType == ePseudoClass_nthOfType ||
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aType == ePseudoClass_nthLastOfType;
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}
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void
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nsCSSPseudoClasses::PseudoTypeToString(Type aType, nsAString& aString)
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{
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NS_ABORT_IF_FALSE(aType < ePseudoClass_Count, "Unexpected type");
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NS_ABORT_IF_FALSE(aType >= 0, "Very unexpected type");
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(*CSSPseudoClasses_info[aType].mAtom)->ToString(aString);
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}
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nsCSSPseudoClasses::Type
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nsCSSPseudoClasses::GetPseudoType(nsIAtom* aAtom)
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{
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for (uint32_t i = 0; i < ArrayLength(CSSPseudoClasses_info); ++i) {
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if (*CSSPseudoClasses_info[i].mAtom == aAtom) {
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return sPseudoClassEnabled[i] ? Type(i) : ePseudoClass_NotPseudoClass;
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}
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}
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return nsCSSPseudoClasses::ePseudoClass_NotPseudoClass;
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}
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