forked from mirrors/gecko-dev
2b024928d3
Differential Revision: https://phabricator.services.mozilla.com/D22013 --HG-- extra : moz-landing-system : lando
65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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 anonymous boxes */
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#ifndef nsCSSAnonBoxes_h___
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#define nsCSSAnonBoxes_h___
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#include "nsAtom.h"
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#include "nsGkAtoms.h"
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#include "mozilla/PseudoStyleType.h"
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class nsCSSAnonBoxes {
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using PseudoStyleType = mozilla::PseudoStyleType;
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using PseudoStyle = mozilla::PseudoStyle;
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public:
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#ifdef MOZ_XUL
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static bool IsTreePseudoElement(nsAtom* aPseudo);
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#endif
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static bool IsNonElement(PseudoStyleType aPseudo) {
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return aPseudo == PseudoStyleType::mozText ||
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aPseudo == PseudoStyleType::oofPlaceholder ||
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aPseudo == PseudoStyleType::firstLetterContinuation;
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}
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enum class NonInheriting : uint8_t {
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#define CSS_ANON_BOX(_name, _value) /* nothing */
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#define CSS_NON_INHERITING_ANON_BOX(_name, _value) _name,
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#include "nsCSSAnonBoxList.h"
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#undef CSS_NON_INHERITING_ANON_BOX
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#undef CSS_ANON_BOX
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_Count
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};
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// Get the NonInheriting type for a given pseudo tag. The pseudo tag must
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// test true for IsNonInheritingAnonBox.
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static NonInheriting NonInheritingTypeForPseudoType(PseudoStyleType aType) {
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MOZ_ASSERT(PseudoStyle::IsNonInheritingAnonBox(aType));
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static_assert(sizeof(PseudoStyleType) == sizeof(uint8_t), "");
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return static_cast<NonInheriting>(
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static_cast<uint8_t>(aType) -
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static_cast<uint8_t>(PseudoStyleType::NonInheritingAnonBoxesStart));
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}
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#ifdef DEBUG
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static nsStaticAtom* GetAtomBase();
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static void AssertAtoms();
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#endif
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// Alias nsCSSAnonBoxes::foo() to nsGkAtoms::AnonBox_foo.
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#define CSS_ANON_BOX(name_, value_) \
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static nsCSSAnonBoxPseudoStaticAtom* name_() { \
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return const_cast<nsCSSAnonBoxPseudoStaticAtom*>( \
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static_cast<const nsCSSAnonBoxPseudoStaticAtom*>( \
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nsGkAtoms::AnonBox_##name_)); \
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}
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#include "nsCSSAnonBoxList.h"
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#undef CSS_ANON_BOX
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};
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#endif /* nsCSSAnonBoxes_h___ */
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