зеркало из https://github.com/mozilla/gecko-dev.git
67 строки
2.1 KiB
C++
67 строки
2.1 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_devtools_DominatorTree__
|
|
#define mozilla_devtools_DominatorTree__
|
|
|
|
#include "mozilla/devtools/HeapSnapshot.h"
|
|
#include "mozilla/dom/BindingDeclarations.h"
|
|
#include "mozilla/RefCounted.h"
|
|
#include "js/UbiNodeDominatorTree.h"
|
|
#include "nsWrapperCache.h"
|
|
|
|
namespace mozilla {
|
|
class ErrorResult;
|
|
|
|
namespace devtools {
|
|
|
|
class DominatorTree final : public nsISupports, public nsWrapperCache {
|
|
protected:
|
|
nsCOMPtr<nsISupports> mParent;
|
|
|
|
virtual ~DominatorTree() {}
|
|
|
|
private:
|
|
JS::ubi::DominatorTree mDominatorTree;
|
|
RefPtr<HeapSnapshot> mHeapSnapshot;
|
|
|
|
public:
|
|
explicit DominatorTree(JS::ubi::DominatorTree&& aDominatorTree,
|
|
HeapSnapshot* aHeapSnapshot, nsISupports* aParent)
|
|
: mParent(aParent),
|
|
mDominatorTree(std::move(aDominatorTree)),
|
|
mHeapSnapshot(aHeapSnapshot) {
|
|
MOZ_ASSERT(aParent);
|
|
MOZ_ASSERT(aHeapSnapshot);
|
|
};
|
|
|
|
NS_DECL_CYCLE_COLLECTING_ISUPPORTS;
|
|
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(DominatorTree);
|
|
|
|
nsISupports* GetParentObject() const { return mParent; }
|
|
|
|
virtual JSObject* WrapObject(JSContext* aCx,
|
|
JS::Handle<JSObject*> aGivenProto) override;
|
|
|
|
// readonly attribute NodeId root
|
|
uint64_t Root() const { return mDominatorTree.root().identifier(); }
|
|
|
|
// [Throws] NodeSize getRetainedSize(NodeId node)
|
|
dom::Nullable<uint64_t> GetRetainedSize(uint64_t aNodeId, ErrorResult& aRv);
|
|
|
|
// [Throws] sequence<NodeId>? getImmediatelyDominated(NodeId node);
|
|
void GetImmediatelyDominated(uint64_t aNodeId,
|
|
dom::Nullable<nsTArray<uint64_t>>& aOutDominated,
|
|
ErrorResult& aRv);
|
|
|
|
// NodeId? getImmediateDominator(NodeId node);
|
|
dom::Nullable<uint64_t> GetImmediateDominator(uint64_t aNodeId) const;
|
|
};
|
|
|
|
} // namespace devtools
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_devtools_DominatorTree__
|