gecko-dev/layout/style/CSSImportRule.h
Emilio Cobos Álvarez 912559b8d2 Bug 1600624 - Fix import rules to properly unlink their stylesheet from its parent. r=heycam
Test is hopefully self-explanatory. The children setup here is a bit bogus as
noted here and other comments, will file a followup to clean it up.

Differential Revision: https://phabricator.services.mozilla.com/D55550

--HG--
extra : moz-landing-system : lando
2019-12-03 10:43:57 +00:00

57 lines
1.6 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_dom_CSSImportRule_h
#define mozilla_dom_CSSImportRule_h
#include "mozilla/css/Rule.h"
namespace mozilla {
class StyleSheet;
namespace dom {
class CSSImportRule final : public css::Rule {
public:
CSSImportRule(RefPtr<RawServoImportRule> aRawRule, StyleSheet* aSheet,
css::Rule* aParentRule, uint32_t aLine, uint32_t aColumn);
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(CSSImportRule, css::Rule)
bool IsCCLeaf() const final;
#ifdef DEBUG
void List(FILE* out = stdout, int32_t aIndent = 0) const final;
#endif
size_t SizeOfIncludingThis(MallocSizeOf) const override;
// WebIDL interface
uint16_t Type() const final { return CSSRule_Binding::IMPORT_RULE; }
void GetCssText(nsAString& aCssText) const override;
void GetHref(nsAString& aHref) const;
dom::MediaList* GetMedia() const;
StyleSheet* GetStyleSheet() const { return mChildSheet; }
// Clear the mSheet pointer on this rule and descendants.
void DropSheetReference() final;
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
private:
~CSSImportRule();
RefPtr<RawServoImportRule> mRawRule;
RefPtr<StyleSheet> mChildSheet;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_CSSImportRule_h