gecko-dev/layout/style/ImportRule.h

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2.1 KiB
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
/* class for CSS @import rules */
#ifndef mozilla_css_ImportRule_h__
#define mozilla_css_ImportRule_h__
#include "mozilla/Attributes.h"
#include "mozilla/MemoryReporting.h"
#include "mozilla/css/Rule.h"
#include "nsIDOMCSSImportRule.h"
class nsMediaList;
class nsString;
namespace mozilla {
class CSSStyleSheet;
class StyleSheet;
namespace css {
class ImportRule final : public Rule,
public nsIDOMCSSImportRule
{
public:
ImportRule(nsMediaList* aMedia, const nsString& aURLSpec,
uint32_t aLineNumber, uint32_t aColumnNumber);
private:
// for |Clone|
ImportRule(const ImportRule& aCopy);
~ImportRule();
public:
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ImportRule, Rule)
NS_DECL_ISUPPORTS_INHERITED
virtual bool IsCCLeaf() const override;
using Rule::GetStyleSheet; // unhide since nsIDOMCSSImportRule has its own GetStyleSheet
// Rule methods
#ifdef DEBUG
virtual void List(FILE* out = stdout, int32_t aIndent = 0) const override;
#endif
virtual int32_t GetType() const override;
using Rule::GetType;
virtual already_AddRefed<Rule> Clone() const override;
void SetSheet(CSSStyleSheet*);
virtual size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const override;
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
// nsIDOMCSSImportRule interface
NS_DECL_NSIDOMCSSIMPORTRULE
// WebIDL interface
uint16_t Type() const override;
void GetCssTextImpl(nsAString& aCssText) const override;
// The XPCOM GetHref is fine, since it never fails.
nsMediaList* Media() const { return mMedia; }
StyleSheet* GetStyleSheet() const;
private:
nsString mURLSpec;
RefPtr<nsMediaList> mMedia;
RefPtr<CSSStyleSheet> mChildSheet;
};
} // namespace css
} // namespace mozilla
#endif /* mozilla_css_ImportRule_h__ */