115 lines
3.7 KiB
C++
115 lines
3.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef mozilla_CSSNestedDeclarations_h
|
|
#define mozilla_CSSNestedDeclarations_h
|
|
|
|
#include "mozilla/css/Rule.h"
|
|
#include "mozilla/ServoBindingTypes.h"
|
|
#include "nsDOMCSSDeclaration.h"
|
|
|
|
namespace mozilla {
|
|
|
|
class DeclarationBlock;
|
|
|
|
namespace dom {
|
|
class DocGroup;
|
|
class CSSNestedDeclarations;
|
|
|
|
class CSSNestedDeclarationsDeclaration final : public nsDOMCSSDeclaration {
|
|
public:
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
|
|
css::Rule* GetParentRule() final;
|
|
nsINode* GetAssociatedNode() const final;
|
|
nsISupports* GetParentObject() const final;
|
|
|
|
protected:
|
|
DeclarationBlock* GetOrCreateCSSDeclaration(
|
|
Operation aOperation, DeclarationBlock** aCreated) final;
|
|
nsresult SetCSSDeclaration(DeclarationBlock* aDecl,
|
|
MutationClosureData* aClosureData) final;
|
|
ParsingEnvironment GetParsingEnvironment(
|
|
nsIPrincipal* aSubjectPrincipal) const final;
|
|
|
|
private:
|
|
// For accessing the constructor.
|
|
friend class CSSNestedDeclarations;
|
|
|
|
explicit CSSNestedDeclarationsDeclaration(
|
|
already_AddRefed<StyleLockedDeclarationBlock> aDecls);
|
|
~CSSNestedDeclarationsDeclaration();
|
|
|
|
inline CSSNestedDeclarations* Rule();
|
|
inline const CSSNestedDeclarations* Rule() const;
|
|
|
|
void SetRawAfterClone(RefPtr<StyleLockedDeclarationBlock>);
|
|
|
|
RefPtr<DeclarationBlock> mDecls;
|
|
};
|
|
|
|
class CSSNestedDeclarations final : public css::Rule {
|
|
public:
|
|
CSSNestedDeclarations(
|
|
already_AddRefed<StyleLockedNestedDeclarationsRule> aRawRule,
|
|
StyleSheet* aSheet, css::Rule* aParentRule, uint32_t aLine,
|
|
uint32_t aColumn);
|
|
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(CSSNestedDeclarations,
|
|
css::Rule)
|
|
bool IsCCLeaf() const final MOZ_MUST_OVERRIDE;
|
|
|
|
// WebIDL interface
|
|
StyleCssRuleType Type() const final;
|
|
void GetCssText(nsACString& aCssText) const final;
|
|
nsICSSDeclaration* Style() { return &mDecls; }
|
|
|
|
StyleLockedNestedDeclarationsRule* Raw() const { return mRawRule.get(); }
|
|
StyleLockedDeclarationBlock* RawStyle() const;
|
|
void SetRawAfterClone(RefPtr<StyleLockedNestedDeclarationsRule>);
|
|
|
|
// Methods of mozilla::css::Rule
|
|
size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const final;
|
|
#ifdef DEBUG
|
|
void List(FILE* out = stdout, int32_t aIndent = 0) const final;
|
|
#endif
|
|
|
|
JSObject* WrapObject(JSContext*, JS::Handle<JSObject*> aGivenProto) override;
|
|
|
|
private:
|
|
~CSSNestedDeclarations() = default;
|
|
|
|
void GetSelectorDataAtIndex(uint32_t aSelectorIndex, bool aDesugared,
|
|
nsACString* aText, uint64_t* aSpecificity);
|
|
|
|
// For computing the offset of mDecls.
|
|
friend class CSSNestedDeclarationsDeclaration;
|
|
|
|
RefPtr<StyleLockedNestedDeclarationsRule> mRawRule;
|
|
CSSNestedDeclarationsDeclaration mDecls;
|
|
};
|
|
|
|
CSSNestedDeclarations* CSSNestedDeclarationsDeclaration::Rule() {
|
|
return reinterpret_cast<CSSNestedDeclarations*>(
|
|
reinterpret_cast<uint8_t*>(this) -
|
|
offsetof(CSSNestedDeclarations, mDecls));
|
|
}
|
|
|
|
const CSSNestedDeclarations* CSSNestedDeclarationsDeclaration::Rule() const {
|
|
return reinterpret_cast<const CSSNestedDeclarations*>(
|
|
reinterpret_cast<const uint8_t*>(this) -
|
|
offsetof(CSSNestedDeclarations, mDecls));
|
|
}
|
|
|
|
// CSSNestedDeclarations is the only rule type that doesn't end up with "Rule".
|
|
// This alias helps for consistency.
|
|
using CSSNestedDeclarationsRule = CSSNestedDeclarations;
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_CSSNestedDeclarations_h
|