jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2019-2020, Sergey Bugaev <bugaevc@serenityos.org>
3 * Copyright (c) 2022, the SerenityOS developers.
4 *
5 * SPDX-License-Identifier: BSD-2-Clause
6 */
7
8#pragma once
9
10#include <AK/Error.h>
11#include <AK/String.h>
12#include <LibManual/Node.h>
13
14namespace Manual {
15
16class SectionNode : public Node {
17public:
18 virtual ~SectionNode() override = default;
19
20 SectionNode(StringView section, StringView name)
21 : m_section(MUST(String::from_utf8(section)))
22 , m_name(MUST(String::from_utf8(name)))
23 {
24 }
25
26 virtual ErrorOr<Span<NonnullRefPtr<Node const>>> children() const override
27 {
28 TRY(reify_if_needed());
29 return m_children.span();
30 }
31
32 virtual Node const* parent() const override { return nullptr; }
33 virtual ErrorOr<String> name() const override;
34 String const& section_name() const { return m_section; }
35 virtual ErrorOr<String> path() const override;
36 virtual PageNode const* document() const override { return nullptr; }
37
38 virtual bool is_open() const override { return m_open; }
39 void set_open(bool open);
40
41 static ErrorOr<NonnullRefPtr<SectionNode>> try_create_from_number(StringView section_number);
42
43protected:
44 // In this class, the section is a number, but in lower sections it might be the same as the name.
45 String m_section;
46 String m_name;
47
48private:
49 ErrorOr<void> reify_if_needed() const;
50
51 mutable Vector<NonnullRefPtr<Node const>> m_children;
52 mutable bool m_reified { false };
53 bool m_open { false };
54};
55
56constexpr size_t number_of_sections = 8;
57
58extern Array<NonnullRefPtr<SectionNode>, number_of_sections> const sections;
59
60constexpr Array<StringView, number_of_sections> const section_numbers = {
61 "1"sv,
62 "2"sv,
63 "3"sv,
64 "4"sv,
65 "5"sv,
66 "6"sv,
67 "7"sv,
68 "8"sv,
69};
70
71}