зеркало из https://github.com/mozilla/gecko-dev.git
86 строки
2.6 KiB
C++
86 строки
2.6 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 anonymous boxes */
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#include "mozilla/ArrayUtils.h"
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#include "nsCSSAnonBoxes.h"
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#include "nsAtomListUtils.h"
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#include "nsStaticAtom.h"
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using namespace mozilla;
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// define storage for all atoms
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#define CSS_ANON_BOX(name_, value_, skips_fixup_) \
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nsICSSAnonBoxPseudo* nsCSSAnonBoxes::name_;
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#include "nsCSSAnonBoxList.h"
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#undef CSS_ANON_BOX
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#define CSS_ANON_BOX(name_, value_, skips_fixup_) \
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NS_STATIC_ATOM_BUFFER(name_##_buffer, value_)
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#include "nsCSSAnonBoxList.h"
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#undef CSS_ANON_BOX
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static const nsStaticAtom CSSAnonBoxes_info[] = {
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// Put the non-inheriting anon boxes first, so we can index into them easily.
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#define CSS_ANON_BOX(name_, value_, skips_fixup_) /* nothing */
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#define CSS_NON_INHERITING_ANON_BOX(name_, value_) \
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NS_STATIC_ATOM(name_##_buffer, (nsIAtom**)&nsCSSAnonBoxes::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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#define CSS_ANON_BOX(name_, value_, skips_fixup_) \
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NS_STATIC_ATOM(name_##_buffer, (nsIAtom**)&nsCSSAnonBoxes::name_),
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#define CSS_NON_INHERITING_ANON_BOX(name_, value_) /* nothing */
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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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};
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void nsCSSAnonBoxes::AddRefAtoms()
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{
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NS_RegisterStaticAtoms(CSSAnonBoxes_info);
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}
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bool nsCSSAnonBoxes::IsAnonBox(nsIAtom *aAtom)
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{
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return nsAtomListUtils::IsMember(aAtom, CSSAnonBoxes_info,
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ArrayLength(CSSAnonBoxes_info));
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}
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#ifdef MOZ_XUL
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/* static */ bool
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nsCSSAnonBoxes::IsTreePseudoElement(nsIAtom* aPseudo)
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{
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MOZ_ASSERT(nsCSSAnonBoxes::IsAnonBox(aPseudo));
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return StringBeginsWith(nsDependentAtomString(aPseudo),
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NS_LITERAL_STRING(":-moz-tree-"));
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}
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#endif
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/* static*/ nsCSSAnonBoxes::NonInheriting
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nsCSSAnonBoxes::NonInheritingTypeForPseudoTag(nsIAtom* aPseudo)
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{
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MOZ_ASSERT(IsNonInheritingAnonBox(aPseudo));
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for (NonInheritingBase i = 0;
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i < ArrayLength(CSSAnonBoxes_info);
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++i) {
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if (*CSSAnonBoxes_info[i].mAtom == aPseudo) {
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return static_cast<NonInheriting>(i);
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}
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}
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MOZ_CRASH("Bogus pseudo passed to NonInheritingTypeForPseudoTag");
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}
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/* static */ nsIAtom*
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nsCSSAnonBoxes::GetNonInheritingPseudoAtom(NonInheriting aBoxType)
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{
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MOZ_ASSERT(aBoxType < NonInheriting::_Count);
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return *CSSAnonBoxes_info[static_cast<NonInheritingBase>(aBoxType)].mAtom;
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}
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