gecko-dev/layout/style/CSSRuleList.h

67 lines
1.7 KiB
C++

/* -*- 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/. */
#ifndef mozilla_dom_CSSRuleList_h
#define mozilla_dom_CSSRuleList_h
#include "mozilla/CSSStyleSheet.h"
#include "nsIDOMCSSRule.h"
#include "nsIDOMCSSRuleList.h"
#include "nsWrapperCache.h"
namespace mozilla {
namespace dom {
// IID for the CSSRuleList interface
#define NS_ICSSRULELIST_IID \
{ 0x56ac8d1c, 0xc1ed, 0x45fe, \
{ 0x9a, 0x4d, 0x3a, 0xdc, 0xf9, 0xd1, 0xb9, 0x3f } }
class CSSRuleList : public nsIDOMCSSRuleList
, public nsWrapperCache
{
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_ICSSRULELIST_IID)
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(CSSRuleList)
virtual CSSStyleSheet* GetParentObject() = 0;
virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override final;
NS_IMETHOD
GetLength(uint32_t* aLength) override final
{
*aLength = Length();
return NS_OK;
}
NS_IMETHOD
Item(uint32_t aIndex, nsIDOMCSSRule** aReturn) override final
{
NS_IF_ADDREF(*aReturn = Item(aIndex));
return NS_OK;
}
// WebIDL API
nsIDOMCSSRule* Item(uint32_t aIndex)
{
bool unused;
return IndexedGetter(aIndex, unused);
}
virtual nsIDOMCSSRule* IndexedGetter(uint32_t aIndex, bool& aFound) = 0;
virtual uint32_t Length() = 0;
protected:
virtual ~CSSRuleList() {}
};
NS_DEFINE_STATIC_IID_ACCESSOR(CSSRuleList, NS_ICSSRULELIST_IID)
} // namespace dom
} // namespace mozilla
#endif /* mozilla_dom_CSSRuleList_h */