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/* -*- 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/. */
#include "mozilla/dom/StyleSheetList.h"
#include "mozilla/CSSStyleSheet.h"
#include "mozilla/dom/StyleSheetListBinding.h"
#include "nsStubDocumentObserver.h"
namespace mozilla {
namespace dom {
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(StyleSheetList)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(StyleSheetList)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsIDOMStyleSheetList)
NS_INTERFACE_MAP_ENTRY(nsIMutationObserver)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMStyleSheetList)
NS_INTERFACE_MAP_END
NS_IMPL_CYCLE_COLLECTING_ADDREF(StyleSheetList)
NS_IMPL_CYCLE_COLLECTING_RELEASE(StyleSheetList)
/* virtual */ JSObject*
StyleSheetList::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
{
return StyleSheetListBinding::Wrap(aCx, this, aGivenProto);
}
NS_IMETHODIMP
StyleSheetList::GetLength(uint32_t* aLength)
{
*aLength = Length();
return NS_OK;
}
NS_IMETHODIMP
StyleSheetList::SlowItem(uint32_t aIndex, nsIDOMStyleSheet** aItem)
{
NS_IF_ADDREF(*aItem = Item(aIndex));
return NS_OK;
}
void
StyleSheetList::NodeWillBeDestroyed(const nsINode* aNode)
{
mDocumentOrShadowRoot = nullptr;
}
StyleSheetList::StyleSheetList(DocumentOrShadowRoot& aScope)
: mDocumentOrShadowRoot(&aScope)
{
mDocumentOrShadowRoot->AsNode().AddMutationObserver(this);
}
StyleSheetList::~StyleSheetList()
{
if (mDocumentOrShadowRoot) {
mDocumentOrShadowRoot->AsNode().RemoveMutationObserver(this);
}
}
} // namespace dom
} // namespace mozilla
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