bf3516e81e
In modern C++, static constexpr member variables are automatically inline (aka weak) so the template trick is not needed. This also avoid duplication and reduces the amount of parsed code. No impact on generated binary (actually: smaller debuginfo, close to identical binary). Differential Revision: https://phabricator.services.mozilla.com/D247825
109 lines
3.0 KiB
C++
109 lines
3.0 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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#ifndef DOM_SVG_SVGTESTS_H_
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#define DOM_SVG_SVGTESTS_H_
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#include "nsStringFwd.h"
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#include "mozilla/AlreadyAddRefed.h"
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#include "mozilla/SVGStringList.h"
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class nsAttrValue;
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class nsAtom;
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class nsIContent;
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class nsStaticAtom;
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namespace mozilla {
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namespace dom {
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class DOMSVGStringList;
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class SVGSwitchElement;
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} // namespace dom
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#define MOZILLA_DOMSVGTESTS_IID \
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{0x92370da8, 0xda28, 0x4895, {0x9b, 0x1b, 0xe0, 0x06, 0x0d, 0xb7, 0x3f, 0xc3}}
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namespace dom {
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class SVGElement;
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class SVGTests : public nsISupports {
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public:
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NS_INLINE_DECL_STATIC_IID(MOZILLA_DOMSVGTESTS_IID)
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SVGTests();
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friend class dom::DOMSVGStringList;
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using SVGStringList = mozilla::SVGStringList;
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/**
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* Find the active switch child using BCP 47 rules.
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*/
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static nsIContent* FindActiveSwitchChild(
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const dom::SVGSwitchElement* aSwitch);
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/**
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* Check whether the conditional processing attributes requiredExtensions
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* and systemLanguage both "return true" if they apply to
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* and are specified on the given element. Returns true if this element
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* should be rendered, false if it should not.
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*/
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bool PassesConditionalProcessingTests() const;
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/**
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* Returns true if the attribute is one of the conditional processing
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* attributes.
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*/
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bool IsConditionalProcessingAttribute(const nsAtom* aAttribute) const;
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bool ParseConditionalProcessingAttribute(nsAtom* aAttribute,
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const nsAString& aValue,
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nsAttrValue& aResult);
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/**
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* Unsets a conditional processing attribute.
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*/
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void UnsetAttr(const nsAtom* aAttribute);
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nsStaticAtom* GetAttrName(uint8_t aAttrEnum) const;
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void GetAttrValue(uint8_t aAttrEnum, nsAttrValue& aValue) const;
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void MaybeInvalidate();
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// WebIDL
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already_AddRefed<DOMSVGStringList> RequiredExtensions();
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already_AddRefed<DOMSVGStringList> SystemLanguage();
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bool HasExtension(const nsAString& aExtension) const;
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virtual SVGElement* AsSVGElement() = 0;
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const SVGElement* AsSVGElement() const {
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return const_cast<SVGTests*>(this)->AsSVGElement();
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}
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protected:
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virtual ~SVGTests() = default;
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private:
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/**
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* Check whether the extensions processing attribute applies to and is
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* specified on the given element. Returns true if this element should be
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* rendered, false if it should not.
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*/
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bool PassesRequiredExtensionsTests() const;
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enum { EXTENSIONS, LANGUAGE };
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SVGStringList mStringListAttributes[2];
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static nsStaticAtom* const sStringListNames[2];
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mutable Maybe<bool> mPassesConditionalProcessingTests = Some(true);
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};
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} // namespace dom
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} // namespace mozilla
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#endif // DOM_SVG_SVGTESTS_H_
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