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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:44:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:44:51 +0000 |
commit | 9e3c08db40b8916968b9f30096c7be3f00ce9647 (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /layout/style/CSSPageRule.h | |
parent | Initial commit. (diff) | |
download | thunderbird-9e3c08db40b8916968b9f30096c7be3f00ce9647.tar.xz thunderbird-9e3c08db40b8916968b9f30096c7be3f00ce9647.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/style/CSSPageRule.h')
-rw-r--r-- | layout/style/CSSPageRule.h | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/layout/style/CSSPageRule.h b/layout/style/CSSPageRule.h new file mode 100644 index 0000000000..705d526bdf --- /dev/null +++ b/layout/style/CSSPageRule.h @@ -0,0 +1,108 @@ +/* -*- 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_dom_CSSPageRule_h +#define mozilla_dom_CSSPageRule_h + +#include "mozilla/css/Rule.h" +#include "mozilla/ServoBindingTypes.h" + +#include "nsDOMCSSDeclaration.h" +#include "nsICSSDeclaration.h" + +namespace mozilla { +class DeclarationBlock; + +namespace dom { +class DocGroup; +class CSSPageRule; + +class CSSPageRuleDeclaration 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; + Document* DocToUpdate() final { return nullptr; } + nsDOMCSSDeclaration::ParsingEnvironment GetParsingEnvironment( + nsIPrincipal* aSubjectPrincipal) const final; + + private: + // For accessing the constructor. + friend class CSSPageRule; + + explicit CSSPageRuleDeclaration( + already_AddRefed<StyleLockedDeclarationBlock> aDecls); + void SetRawAfterClone(RefPtr<StyleLockedDeclarationBlock>); + + ~CSSPageRuleDeclaration(); + + inline CSSPageRule* Rule(); + inline const CSSPageRule* Rule() const; + + RefPtr<DeclarationBlock> mDecls; +}; + +class CSSPageRule final : public css::Rule { + public: + CSSPageRule(RefPtr<StyleLockedPageRule> aRawRule, StyleSheet* aSheet, + css::Rule* aParentRule, uint32_t aLine, uint32_t aColumn); + + NS_DECL_ISUPPORTS_INHERITED + NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(CSSPageRule, css::Rule) + + bool IsCCLeaf() const final; + + StyleLockedPageRule* Raw() const { return mRawRule; } + void SetRawAfterClone(RefPtr<StyleLockedPageRule>); + + // WebIDL interfaces + StyleCssRuleType Type() const final; + void GetCssText(nsACString& aCssText) const final; + nsICSSDeclaration* Style(); + + void GetSelectorText(nsACString& aSelectorText) const; + void SetSelectorText(const nsACString& aSelectorText); + + size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const final; + +#ifdef DEBUG + void List(FILE* out = stdout, int32_t aIndent = 0) const final; +#endif + + JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) final; + + private: + ~CSSPageRule() = default; + + // For computing the offset of mDecls. + friend class CSSPageRuleDeclaration; + + RefPtr<StyleLockedPageRule> mRawRule; + CSSPageRuleDeclaration mDecls; +}; + +CSSPageRule* CSSPageRuleDeclaration::Rule() { + return reinterpret_cast<CSSPageRule*>(reinterpret_cast<uint8_t*>(this) - + offsetof(CSSPageRule, mDecls)); +} + +const CSSPageRule* CSSPageRuleDeclaration::Rule() const { + return reinterpret_cast<const CSSPageRule*>( + reinterpret_cast<const uint8_t*>(this) - offsetof(CSSPageRule, mDecls)); +} + +} // namespace dom +} // namespace mozilla + +#endif // mozilla_dom_CSSPageRule_h |