This will make being more granular with cloning easier, and we don't need it after the previous patch. This leaves DeclarationBlock only for the style attribute for now, we need it for the AttrStyles stuff. But I plan to move that to MiscContainer instead or so. Differential Revision: https://phabricator.services.mozilla.com/D300052
99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
/* 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 mozilla_dom_CSSMarginRule_h
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#define mozilla_dom_CSSMarginRule_h
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#include "mozilla/ServoBindingTypes.h"
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#include "mozilla/css/Rule.h"
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#include "nsDOMCSSDeclaration.h"
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#include "nsICSSDeclaration.h"
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namespace mozilla::dom {
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class CSSMarginRule;
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class CSSMarginRuleDeclaration final : public nsDOMCSSDeclaration {
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public:
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NS_DECL_ISUPPORTS_INHERITED
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css::Rule* GetParentRule() final;
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nsINode* GetAssociatedNode() const final;
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nsISupports* GetParentObject() const final;
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protected:
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Block* GetOrCreateCSSDeclaration(Operation aOperation,
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Block** aCreated) final;
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nsresult SetCSSDeclaration(Block*, MutationClosureData* aClosureData) final;
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Document* DocToUpdate() final { return nullptr; }
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nsDOMCSSDeclaration::ParsingEnvironment GetParsingEnvironment(
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nsIPrincipal* aSubjectPrincipal) const final;
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private:
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// For accessing the constructor.
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friend class CSSMarginRule;
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explicit CSSMarginRuleDeclaration(already_AddRefed<Block> aDecls);
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void SetRawAfterClone(RefPtr<Block>);
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~CSSMarginRuleDeclaration();
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inline CSSMarginRule* Rule();
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inline const CSSMarginRule* Rule() const;
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RefPtr<Block> mDecls;
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};
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class CSSMarginRule final : public css::Rule {
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public:
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CSSMarginRule(RefPtr<StyleMarginRule> aRawRule, StyleSheet* aSheet,
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css::Rule* aParentRule, uint32_t aLine, uint32_t aColumn);
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(CSSMarginRule,
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css::Rule)
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bool IsCCLeaf() const final;
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StyleMarginRule* Raw() const { return mRawRule; }
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void SetRawAfterClone(RefPtr<StyleMarginRule>);
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// WebIDL interfaces
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StyleCssRuleType Type() const final;
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void GetCssText(nsACString& aCssText) const final;
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nsICSSDeclaration* Style() { return &mDecls; }
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void GetName(nsACString& aRuleName) const;
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size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const final;
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#ifdef DEBUG
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void List(FILE* out = stdout, int32_t aIndent = 0) const final;
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#endif
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JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) final;
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private:
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~CSSMarginRule() = default;
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// For computing the offset of mDecls.
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friend class CSSMarginRuleDeclaration;
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RefPtr<StyleMarginRule> mRawRule;
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CSSMarginRuleDeclaration mDecls;
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};
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CSSMarginRule* CSSMarginRuleDeclaration::Rule() {
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return reinterpret_cast<CSSMarginRule*>(reinterpret_cast<uint8_t*>(this) -
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offsetof(CSSMarginRule, mDecls));
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}
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const CSSMarginRule* CSSMarginRuleDeclaration::Rule() const {
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return reinterpret_cast<const CSSMarginRule*>(
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reinterpret_cast<const uint8_t*>(this) - offsetof(CSSMarginRule, mDecls));
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}
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} // namespace mozilla::dom
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#endif // mozilla_dom_CSSMarginRule_h
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