jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include <LibGUI/Application.h>
28#include <LibGUI/BoxLayout.h>
29#include <LibGUI/Button.h>
30#include <LibGUI/Desktop.h>
31#include <LibGUI/Label.h>
32#include <LibGUI/Window.h>
33#include <LibGfx/Font.h>
34#include <stdio.h>
35#include <sys/utsname.h>
36
37int main(int argc, char** argv)
38{
39#ifdef __serenity__
40 if (pledge("stdio shared_buffer accept rpath unix cpath fattr", nullptr) < 0) {
41 perror("pledge");
42 return 1;
43 }
44#endif
45
46 GUI::Application app(argc, argv);
47
48#ifdef __serenity__
49 if (pledge("stdio shared_buffer accept rpath", nullptr) < 0) {
50 perror("pledge");
51 return 1;
52 }
53#endif
54
55 if (unveil("/res", "r") < 0) {
56 perror("unveil");
57 return 1;
58 }
59
60 unveil(nullptr, nullptr);
61
62 auto window = GUI::Window::construct();
63 window->set_title("About SerenityOS");
64 window->set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/ladybug.png"));
65 Gfx::Rect window_rect { 0, 0, 224, 178 };
66 window_rect.center_within(GUI::Desktop::the().rect());
67 window->set_resizable(false);
68 window->set_rect(window_rect);
69
70 auto& outer_widget = window->set_main_widget<GUI::Widget>();
71 outer_widget.set_fill_with_background_color(true);
72 outer_widget.set_layout<GUI::VerticalBoxLayout>();
73 outer_widget.layout()->set_margins({ 8, 8, 8, 8 });
74
75 auto& inner_widget = outer_widget.add<GUI::Widget>();
76 inner_widget.set_layout<GUI::HorizontalBoxLayout>();
77 inner_widget.layout()->set_spacing(8);
78
79 auto& left_outer_container = inner_widget.add<GUI::Widget>();
80 left_outer_container.set_layout<GUI::HorizontalBoxLayout>();
81
82 auto& left_inner_container = left_outer_container.add<GUI::Widget>();
83 left_inner_container.set_layout<GUI::VerticalBoxLayout>();
84 left_inner_container.layout()->set_spacing(8);
85 left_inner_container.set_preferred_size(0, 50);
86 left_inner_container.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
87
88 auto& label = left_inner_container.add<GUI::Label>();
89 label.set_text_alignment(Gfx::TextAlignment::CenterRight);
90 label.set_font(Gfx::Font::default_bold_font());
91 label.set_text("SerenityOS");
92 label.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
93 label.set_preferred_size(0, 11);
94
95 utsname uts;
96 int rc = uname(&uts);
97 ASSERT(rc == 0);
98
99 auto& version_label = left_inner_container.add<GUI::Label>();
100 version_label.set_text_alignment(Gfx::TextAlignment::CenterRight);
101 version_label.set_text(String::format("Version %s", uts.release));
102 version_label.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
103 version_label.set_preferred_size(0, 11);
104
105 auto& git_info_label = left_inner_container.add<GUI::Label>();
106 git_info_label.set_text_alignment(Gfx::TextAlignment::CenterRight);
107 git_info_label.set_text(String::format("%s@%s", GIT_BRANCH, GIT_COMMIT));
108 git_info_label.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
109 git_info_label.set_preferred_size(0, 11);
110
111 auto& right_container = inner_widget.add<GUI::Widget>();
112 right_container.set_layout<GUI::VerticalBoxLayout>();
113
114 auto& icon_label = right_container.add<GUI::Label>();
115 icon_label.set_icon(Gfx::Bitmap::load_from_file("/res/icons/buggie.png"));
116 icon_label.set_tooltip("Buggie");
117 icon_label.set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fixed);
118 icon_label.set_preferred_size(icon_label.icon()->size());
119
120 auto& quit_button = outer_widget.add<GUI::Button>();
121 quit_button.set_text("Okay");
122 quit_button.set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fixed);
123 quit_button.set_preferred_size(100, 20);
124 quit_button.on_click = [] {
125 GUI::Application::the().quit(0);
126 };
127
128 quit_button.set_focus(true);
129 window->show();
130 return app.exec();
131}