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LibWeb: Make AbstractRange and subclasses GC-allocated

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This commit is contained in:
Andreas Kling 2022-08-09 01:06:47 +02:00
parent 7c3db526b0
commit bb547ce1c4
19 changed files with 111 additions and 64 deletions
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25
Userland/Libraries/LibWeb/DOM/AbstractRange.cpp Normal file
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@ -0,0 +1,25 @@
/*
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/AbstractRangePrototype.h>
#include <LibWeb/Bindings/WindowObject.h>
#include <LibWeb/DOM/AbstractRange.h>
#include <LibWeb/DOM/Document.h>
namespace Web::DOM {
AbstractRange::AbstractRange(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset)
: Bindings::PlatformObject(start_container.document().preferred_window_object().ensure_web_prototype<Bindings::AbstractRangePrototype>("AbstractRange"))
, m_start_container(start_container)
, m_start_offset(start_offset)
, m_end_container(end_container)
, m_end_offset(end_offset)
{
}
AbstractRange::~AbstractRange() = default;
}

30
Userland/Libraries/LibWeb/DOM/AbstractRange.h
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@ -1,23 +1,24 @@
/*
* Copyright (c) 2022, Luke Wilde <lukew@serenityos.org>
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/RefCounted.h>
#include <LibWeb/Bindings/Wrappable.h>
#include <LibWeb/Bindings/PlatformObject.h>
#include <LibWeb/Forward.h>
namespace Web::DOM {
class AbstractRange
: public RefCounted<AbstractRange>
, public Bindings::Wrappable {
public:
using WrapperType = Bindings::AbstractRangeWrapper;
class AbstractRange : public Bindings::PlatformObject {
JS_OBJECT(AbstractRange, Bindings::PlatformObject);
virtual ~AbstractRange() override = default;
public:
virtual ~AbstractRange() override;
AbstractRange& impl() { return *this; }
Node* start_container() { return m_start_container; }
Node const* start_container() const { return m_start_container; }
@ -35,13 +36,7 @@ public:
}
protected:
AbstractRange(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset)
: m_start_container(start_container)
, m_start_offset(start_offset)
, m_end_container(end_container)
, m_end_offset(end_offset)
{
}
AbstractRange(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset);
NonnullRefPtr<Node> m_start_container;
u32 m_start_offset;
@ -51,3 +46,8 @@ protected:
};
}
namespace Web::Bindings {
inline JS::Object* wrap(JS::Realm&, Web::DOM::AbstractRange& object) { return &object; }
using AbstractRangeWrapper = Web::DOM::AbstractRange;
}

2
Userland/Libraries/LibWeb/DOM/AbstractRange.idl
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@ -1,4 +1,4 @@
[Exposed=Window]
[Exposed=Window, NoInstanceWrapper]
interface AbstractRange {
readonly attribute Node startContainer;
readonly attribute unsigned long startOffset;

2
Userland/Libraries/LibWeb/DOM/Document.cpp
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@ -1154,7 +1154,7 @@ NonnullRefPtr<Comment> Document::create_comment(String const& data)
return adopt_ref(*new Comment(*this, data));
}
NonnullRefPtr<Range> Document::create_range()
JS::NonnullGCPtr<Range> Document::create_range()
{
return Range::create(*this);
}

2
Userland/Libraries/LibWeb/DOM/Document.h
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@ -203,8 +203,8 @@ public:
NonnullRefPtr<DocumentFragment> create_document_fragment();
NonnullRefPtr<Text> create_text_node(String const& data);
NonnullRefPtr<Comment> create_comment(String const& data);
NonnullRefPtr<Range> create_range();
ExceptionOr<JS::NonnullGCPtr<Event>> create_event(String const& interface);
JS::NonnullGCPtr<Range> create_range();
void set_pending_parsing_blocking_script(Badge<HTML::HTMLScriptElement>, HTML::HTMLScriptElement*);
HTML::HTMLScriptElement* pending_parsing_blocking_script() { return m_pending_parsing_blocking_script; }

27
Userland/Libraries/LibWeb/DOM/Range.cpp
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@ -6,6 +6,7 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/RangePrototype.h>
#include <LibWeb/DOM/Comment.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/DocumentFragment.h>
@ -24,22 +25,24 @@ HashTable<Range*>& Range::live_ranges()
return ranges;
}
NonnullRefPtr<Range> Range::create(HTML::Window& window)
JS::NonnullGCPtr<Range> Range::create(HTML::Window& window)
{
return Range::create(window.associated_document());
}
NonnullRefPtr<Range> Range::create(Document& document)
JS::NonnullGCPtr<Range> Range::create(Document& document)
{
return adopt_ref(*new Range(document));
auto& window_object = document.preferred_window_object();
return *window_object.heap().allocate<Range>(window_object.realm(), document);
}
NonnullRefPtr<Range> Range::create(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset)
JS::NonnullGCPtr<Range> Range::create(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset)
{
return adopt_ref(*new Range(start_container, start_offset, end_container, end_offset));
auto& window_object = start_container.document().preferred_window_object();
return *window_object.heap().allocate<Range>(window_object.realm(), start_container, start_offset, end_container, end_offset);
}
NonnullRefPtr<Range> Range::create_with_global_object(Bindings::WindowObject& window)
JS::NonnullGCPtr<Range> Range::create_with_global_object(Bindings::WindowObject& window)
{
return Range::create(window.impl());
}
@ -47,11 +50,13 @@ NonnullRefPtr<Range> Range::create_with_global_object(Bindings::WindowObject& wi
Range::Range(Document& document)
: Range(document, 0, document, 0)
{
set_prototype(&document.preferred_window_object().ensure_web_prototype<Bindings::RangePrototype>("Range"));
}
Range::Range(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset)
: AbstractRange(start_container, start_offset, end_container, end_offset)
{
set_prototype(&start_container.document().preferred_window_object().ensure_web_prototype<Bindings::RangePrototype>("Range"));
live_ranges().set(this);
}
@ -400,17 +405,17 @@ ExceptionOr<void> Range::select_node_contents(Node const& node)
return {};
}
NonnullRefPtr<Range> Range::clone_range() const
JS::NonnullGCPtr<Range> Range::clone_range() const
{
return adopt_ref(*new Range(const_cast<Node&>(*m_start_container), m_start_offset, const_cast<Node&>(*m_end_container), m_end_offset));
return *heap().allocate<Range>(shape().realm(), const_cast<Node&>(*m_start_container), m_start_offset, const_cast<Node&>(*m_end_container), m_end_offset);
}
NonnullRefPtr<Range> Range::inverted() const
JS::NonnullGCPtr<Range> Range::inverted() const
{
return adopt_ref(*new Range(const_cast<Node&>(*m_end_container), m_end_offset, const_cast<Node&>(*m_start_container), m_start_offset));
return *heap().allocate<Range>(shape().realm(), const_cast<Node&>(*m_end_container), m_end_offset, const_cast<Node&>(*m_start_container), m_start_offset);
}
NonnullRefPtr<Range> Range::normalized() const
JS::NonnullGCPtr<Range> Range::normalized() const
{
if (m_start_container.ptr() == m_end_container.ptr()) {
if (m_start_offset <= m_end_offset)

32
Userland/Libraries/LibWeb/DOM/Range.h
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@ -1,6 +1,7 @@
/*
* Copyright (c) 2020, the SerenityOS developers.
* Copyright (c) 2022, Luke Wilde <lukew@serenityos.org>
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -12,16 +13,20 @@
namespace Web::DOM {
class Range final : public AbstractRange {
JS_OBJECT(Range, AbstractRange);
public:
using WrapperType = Bindings::RangeWrapper;
Range& impl() { return *this; }
static JS::NonnullGCPtr<Range> create(Document&);
static JS::NonnullGCPtr<Range> create(HTML::Window&);
static JS::NonnullGCPtr<Range> create(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset);
static JS::NonnullGCPtr<Range> create_with_global_object(Bindings::WindowObject&);
explicit Range(Document&);
Range(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset);
virtual ~Range() override;
static NonnullRefPtr<Range> create(Document&);
static NonnullRefPtr<Range> create(HTML::Window&);
static NonnullRefPtr<Range> create(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset);
static NonnullRefPtr<Range> create_with_global_object(Bindings::WindowObject&);
// FIXME: There are a ton of methods missing here.
ExceptionOr<void> set_start(Node& node, u32 offset);
@ -44,9 +49,9 @@ public:
ExceptionOr<i16> compare_boundary_points(u16 how, Range const& source_range) const;
NonnullRefPtr<Range> inverted() const;
NonnullRefPtr<Range> normalized() const;
NonnullRefPtr<Range> clone_range() const;
JS::NonnullGCPtr<Range> inverted() const;
JS::NonnullGCPtr<Range> normalized() const;
JS::NonnullGCPtr<Range> clone_range() const;
NonnullRefPtr<Node> common_ancestor_container() const;
@ -73,10 +78,6 @@ public:
static HashTable<Range*>& live_ranges();
private:
explicit Range(Document&);
Range(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset);
Node& root();
Node const& root() const;
@ -97,3 +98,8 @@ private:
};
}
namespace Web::Bindings {
inline JS::Object* wrap(JS::Realm&, Web::DOM::Range& object) { return &object; }
using RangeWrapper = Web::DOM::Range;
}

2
Userland/Libraries/LibWeb/DOM/Range.idl
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@ -1,7 +1,7 @@
#import <DOM/Node.idl>
#import <DOM/AbstractRange.idl>
[Exposed=Window]
[Exposed=Window, NoInstanceWrapper]
interface Range : AbstractRange {
constructor();

10
Userland/Libraries/LibWeb/DOM/StaticRange.cpp
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@ -1,11 +1,14 @@
/*
* Copyright (c) 2022, Luke Wilde <lukew@serenityos.org>
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/TypeCasts.h>
#include <LibWeb/Bindings/StaticRangePrototype.h>
#include <LibWeb/DOM/Attribute.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/DocumentType.h>
#include <LibWeb/DOM/ExceptionOr.h>
#include <LibWeb/DOM/StaticRange.h>
@ -15,10 +18,13 @@ namespace Web::DOM {
StaticRange::StaticRange(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset)
: AbstractRange(start_container, start_offset, end_container, end_offset)
{
set_prototype(&start_container.document().preferred_window_object().ensure_web_prototype<Bindings::StaticRangePrototype>("StaticRange"));
}
StaticRange::~StaticRange() = default;
// https://dom.spec.whatwg.org/#dom-staticrange-staticrange
ExceptionOr<NonnullRefPtr<StaticRange>> StaticRange::create_with_global_object(JS::GlobalObject&, StaticRangeInit& init)
ExceptionOr<StaticRange*> StaticRange::create_with_global_object(Bindings::WindowObject& window_object, StaticRangeInit& init)
{
// 1. If init["startContainer"] or init["endContainer"] is a DocumentType or Attr node, then throw an "InvalidNodeTypeError" DOMException.
if (is<DocumentType>(*init.start_container) || is<Attribute>(*init.start_container))
@ -28,7 +34,7 @@ ExceptionOr<NonnullRefPtr<StaticRange>> StaticRange::create_with_global_object(J
return DOM::InvalidNodeTypeError::create("endContainer cannot be a DocumentType or Attribute node.");
// 2. Set this’s start to (init["startContainer"], init["startOffset"]) and end to (init["endContainer"], init["endOffset"]).
return adopt_ref(*new StaticRange(*init.start_container, init.start_offset, *init.end_container, init.end_offset));
return window_object.heap().allocate<StaticRange>(window_object.realm(), *init.start_container, init.start_offset, *init.end_container, init.end_offset);
}
}

18
Userland/Libraries/LibWeb/DOM/StaticRange.h
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2022, Luke Wilde <lukew@serenityos.org>
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -20,15 +21,20 @@ struct StaticRangeInit {
};
class StaticRange final : public AbstractRange {
JS_OBJECT(StaticRange, JS::Object);
public:
using WrapperType = Bindings::StaticRangeWrapper;
static ExceptionOr<StaticRange*> create_with_global_object(Bindings::WindowObject&, StaticRangeInit& init);
virtual ~StaticRange() override = default;
static ExceptionOr<NonnullRefPtr<StaticRange>> create_with_global_object(JS::GlobalObject&, StaticRangeInit& init);
private:
StaticRange(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset);
virtual ~StaticRange() override;
StaticRange& impl() { return *this; }
};
}
namespace Web::Bindings {
inline JS::Object* wrap(JS::Realm&, Web::DOM::StaticRange& object) { return &object; }
using StaticRangeWrapper = Web::DOM::StaticRange;
}

2
Userland/Libraries/LibWeb/DOM/StaticRange.idl
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@ -1,7 +1,7 @@
#import <DOM/Node.idl>
#import <DOM/AbstractRange.idl>
[Exposed=Window]
[Exposed=Window, NoInstanceWrapper]
interface StaticRange : AbstractRange {
constructor(StaticRangeInit init);
};