зеркало из https://github.com/mozilla/gecko-dev.git
88 строки
2.7 KiB
C++
88 строки
2.7 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 dom_NodeUbiReporting_h
|
|
#define dom_NodeUbiReporting_h
|
|
|
|
#include "nsINode.h"
|
|
#include "js/UbiNode.h"
|
|
|
|
/*
|
|
* This file defines specializations of JS::ubi::Concrete for DOM nodes
|
|
* so that the JS memory tools, which operate on the UbiNode graph, can
|
|
* define subclasses of JS::ubi::Base that represent DOM nodes and
|
|
* yield the outgoing edges in a DOM node graph for reporting.
|
|
*/
|
|
|
|
namespace JS {
|
|
namespace ubi {
|
|
|
|
// The DOM node base class.
|
|
// This is an abstract class and therefore does not require a concreteTypeName.
|
|
template <>
|
|
class Concrete<nsINode> : public Base {
|
|
protected:
|
|
explicit Concrete(nsINode* ptr) : Base(ptr) {}
|
|
|
|
public:
|
|
static void construct(void* storage, nsINode* ptr);
|
|
Size size(mozilla::MallocSizeOf mallocSizeOf) const override;
|
|
js::UniquePtr<EdgeRange> edges(JSContext* cx, bool wantNames) const override;
|
|
|
|
nsINode& get() const { return *static_cast<nsINode*>(ptr); }
|
|
CoarseType coarseType() const final { return CoarseType::DOMNode; }
|
|
const char16_t* descriptiveTypeName() const override;
|
|
};
|
|
|
|
template <>
|
|
class Concrete<nsIContent> : public Concrete<nsINode> {
|
|
protected:
|
|
explicit Concrete(nsIContent* ptr) : Concrete<nsINode>(ptr) {}
|
|
|
|
public:
|
|
static void construct(void* storage, nsIContent* ptr) {
|
|
new (storage) Concrete(ptr);
|
|
}
|
|
const char16_t* typeName() const override { return concreteTypeName; };
|
|
static const char16_t concreteTypeName[];
|
|
};
|
|
|
|
template <>
|
|
class Concrete<mozilla::dom::Document> : public Concrete<nsINode> {
|
|
protected:
|
|
explicit Concrete(mozilla::dom::Document* ptr) : Concrete<nsINode>(ptr) {}
|
|
|
|
public:
|
|
static void construct(void* storage, mozilla::dom::Document* ptr) {
|
|
new (storage) Concrete(ptr);
|
|
}
|
|
Size size(mozilla::MallocSizeOf mallocSizeOf) const override;
|
|
|
|
mozilla::dom::Document& getDoc() const {
|
|
return *static_cast<mozilla::dom::Document*>(ptr);
|
|
}
|
|
const char16_t* typeName() const override { return concreteTypeName; };
|
|
static const char16_t concreteTypeName[];
|
|
};
|
|
|
|
template <>
|
|
class Concrete<mozilla::dom::Attr> : public Concrete<nsINode> {
|
|
protected:
|
|
explicit Concrete(mozilla::dom::Attr* ptr) : Concrete<nsINode>(ptr) {}
|
|
|
|
public:
|
|
static void construct(void* storage, mozilla::dom::Attr* ptr) {
|
|
new (storage) Concrete(ptr);
|
|
}
|
|
const char16_t* typeName() const override { return concreteTypeName; };
|
|
static const char16_t concreteTypeName[];
|
|
};
|
|
|
|
} // namespace ubi
|
|
} // namespace JS
|
|
|
|
#endif
|