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LibWeb: Add HTML::Navigable

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This is the first step towards implementing the new "navigable" concept
from the HTML spec.

Co-authored-by: Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
This commit is contained in:
Andreas Kling 2022-12-12 11:46:54 +01:00
parent d8ccc2d54e
commit 2d602dcb34
4 changed files with 156 additions and 0 deletions
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71
Userland/Libraries/LibWeb/HTML/Navigable.h Normal file
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/*
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibJS/Heap/Cell.h>
#include <LibWeb/Forward.h>
namespace Web::HTML {
// https://html.spec.whatwg.org/multipage/document-sequences.html#navigable
class Navigable : public JS::Cell {
JS_CELL(Navigable, JS::Cell);
public:
virtual ~Navigable() override;
String const& id() const { return m_id; };
JS::GCPtr<Navigable> parent() const { return m_parent; };
bool is_closing() const { return m_closing; };
void set_closing(bool value) { m_closing = value; };
bool is_delaying_load_events() const { return m_delaying_load_events; };
void set_delaying_load_events(bool value) { m_delaying_load_events = value; };
JS::GCPtr<SessionHistoryEntry> active_session_history_entry() const { return m_active_session_history_entry; };
JS::GCPtr<SessionHistoryEntry> current_session_history_entry() const { return m_current_session_history_entry; };
JS::GCPtr<DOM::Document> active_document();
JS::GCPtr<BrowsingContext> active_browsing_context();
JS::GCPtr<WindowProxy> active_window_proxy();
JS::GCPtr<Window> active_window();
String target_name() const;
JS::GCPtr<NavigableContainer> container() const;
void set_container(JS::GCPtr<NavigableContainer>);
protected:
Navigable();
virtual void visit_edges(Cell::Visitor&) override;
private:
// https://html.spec.whatwg.org/multipage/document-sequences.html#nav-id
String m_id;
// https://html.spec.whatwg.org/multipage/document-sequences.html#nav-parent
JS::GCPtr<Navigable> m_parent;
// https://html.spec.whatwg.org/multipage/document-sequences.html#nav-current-history-entry
JS::GCPtr<SessionHistoryEntry> m_current_session_history_entry;
// https://html.spec.whatwg.org/multipage/document-sequences.html#nav-active-history-entry
JS::GCPtr<SessionHistoryEntry> m_active_session_history_entry;
// https://html.spec.whatwg.org/multipage/document-sequences.html#is-closing
bool m_closing { false };
// https://html.spec.whatwg.org/multipage/document-sequences.html#delaying-load-events-mode
bool m_delaying_load_events { false };
// Implied link between navigable and its container.
JS::GCPtr<NavigableContainer> m_container;
};
}