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Serenity Operating System
1/*
2 * Copyright (c) 2020, Idan Horowitz <idan.horowitz@serenityos.org>
3 * Copyright (c) 2021-2022, the SerenityOS developers.
4 * Copyright (c) 2021-2022, Sam Atkins <atkinssj@serenityos.org>
5 *
6 * SPDX-License-Identifier: BSD-2-Clause
7 */
8
9#pragma once
10
11#include <AK/HashMap.h>
12#include <LibGUI/Button.h>
13#include <LibGUI/TabWidget.h>
14#include <LibGUI/Window.h>
15
16namespace GUI {
17
18class SettingsWindow : public GUI::Window {
19 C_OBJECT(SettingsWindow)
20public:
21 class Tab : public GUI::Widget {
22 public:
23 virtual void apply_settings() = 0;
24 virtual void cancel_settings() { }
25 virtual void reset_default_values() { }
26
27 SettingsWindow& settings_window() { return *m_window; }
28 void set_settings_window(SettingsWindow& settings_window) { m_window = settings_window; }
29
30 void set_modified(bool modified)
31 {
32 if (m_window)
33 m_window->set_modified(modified);
34 }
35
36 private:
37 WeakPtr<SettingsWindow> m_window;
38 };
39
40 enum class ShowDefaultsButton {
41 Yes,
42 No,
43 };
44
45 static ErrorOr<NonnullRefPtr<SettingsWindow>> create(DeprecatedString title, ShowDefaultsButton = ShowDefaultsButton::No);
46
47 virtual ~SettingsWindow() override = default;
48
49 template<class T, class... Args>
50 ErrorOr<NonnullRefPtr<T>> add_tab(DeprecatedString title, StringView id, Args&&... args)
51 {
52 auto tab = TRY(m_tab_widget->try_add_tab<T>(move(title), forward<Args>(args)...));
53 TRY(m_tabs.try_set(id, tab));
54 tab->set_settings_window(*this);
55 return tab;
56 }
57
58 ErrorOr<void> add_tab(NonnullRefPtr<Tab> const& tab, DeprecatedString title, StringView id)
59 {
60 tab->set_title(move(title));
61 TRY(m_tab_widget->try_add_widget(*tab));
62 TRY(m_tabs.try_set(id, tab));
63 tab->set_settings_window(*this);
64 return {};
65 }
66
67 Optional<NonnullRefPtr<Tab>> get_tab(StringView id) const;
68 void set_active_tab(StringView id);
69
70 void apply_settings();
71 void cancel_settings();
72 void reset_default_values();
73
74 void set_modified(bool);
75
76private:
77 SettingsWindow() = default;
78
79 RefPtr<GUI::TabWidget> m_tab_widget;
80 HashMap<StringView, NonnullRefPtr<Tab>> m_tabs;
81
82 RefPtr<GUI::Button> m_ok_button;
83 RefPtr<GUI::Button> m_cancel_button;
84 RefPtr<GUI::Button> m_apply_button;
85 RefPtr<GUI::Button> m_reset_button;
86};
87
88}