mirror of
https://github.com/RGBCube/serenity
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028c011760
Since the returned object is now owned by the callee object, we can simply vend a ChildType&. This allows us to use "." instead of "->" at the call site, which is quite nice. :^)
127 lines
5 KiB
C++
127 lines
5 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibGUI/Application.h>
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#include <LibGUI/BoxLayout.h>
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#include <LibGUI/Button.h>
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#include <LibGUI/Desktop.h>
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#include <LibGUI/Label.h>
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#include <LibGUI/Window.h>
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#include <LibGfx/Font.h>
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#include <stdio.h>
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#include <sys/utsname.h>
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int main(int argc, char** argv)
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{
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if (pledge("stdio shared_buffer accept rpath unix cpath fattr", nullptr) < 0) {
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perror("pledge");
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return 1;
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}
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GUI::Application app(argc, argv);
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if (pledge("stdio shared_buffer accept rpath", nullptr) < 0) {
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perror("pledge");
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return 1;
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}
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if (unveil("/res", "r") < 0) {
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perror("unveil");
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return 1;
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}
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unveil(nullptr, nullptr);
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auto window = GUI::Window::construct();
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window->set_title("About SerenityOS");
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window->set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/ladybug.png"));
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Gfx::Rect window_rect { 0, 0, 224, 178 };
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window_rect.center_within(GUI::Desktop::the().rect());
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window->set_resizable(false);
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window->set_rect(window_rect);
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auto& outer_widget = window->set_main_widget<GUI::Widget>();
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outer_widget.set_fill_with_background_color(true);
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outer_widget.set_layout<GUI::VerticalBoxLayout>();
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outer_widget.layout()->set_margins({ 8, 8, 8, 8 });
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auto& inner_widget = outer_widget.add<GUI::Widget>();
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inner_widget.set_layout<GUI::HorizontalBoxLayout>();
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inner_widget.layout()->set_spacing(8);
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auto& left_outer_container = inner_widget.add<GUI::Widget>();
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left_outer_container.set_layout<GUI::HorizontalBoxLayout>();
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auto& left_inner_container = left_outer_container.add<GUI::Widget>();
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left_inner_container.set_layout<GUI::VerticalBoxLayout>();
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left_inner_container.layout()->set_spacing(8);
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left_inner_container.set_preferred_size(0, 50);
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left_inner_container.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
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auto& label = left_inner_container.add<GUI::Label>();
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label.set_text_alignment(Gfx::TextAlignment::CenterRight);
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label.set_font(Gfx::Font::default_bold_font());
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label.set_text("SerenityOS");
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label.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
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label.set_preferred_size(0, 11);
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utsname uts;
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int rc = uname(&uts);
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ASSERT(rc == 0);
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auto& version_label = left_inner_container.add<GUI::Label>();
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version_label.set_text_alignment(Gfx::TextAlignment::CenterRight);
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version_label.set_text(String::format("Version %s", uts.release));
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version_label.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
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version_label.set_preferred_size(0, 11);
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auto& git_info_label = left_inner_container.add<GUI::Label>();
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git_info_label.set_text_alignment(Gfx::TextAlignment::CenterRight);
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git_info_label.set_text(String::format("%s@%s", GIT_BRANCH, GIT_COMMIT));
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git_info_label.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
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git_info_label.set_preferred_size(0, 11);
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auto& right_container = inner_widget.add<GUI::Widget>();
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right_container.set_layout<GUI::VerticalBoxLayout>();
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auto& icon_label = right_container.add<GUI::Label>();
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icon_label.set_icon(Gfx::Bitmap::load_from_file("/res/icons/buggie.png"));
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icon_label.set_tooltip("Buggie");
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icon_label.set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fixed);
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icon_label.set_preferred_size(icon_label.icon()->size());
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auto& quit_button = outer_widget.add<GUI::Button>();
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quit_button.set_text("Okay");
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quit_button.set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fixed);
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quit_button.set_preferred_size(100, 20);
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quit_button.on_click = [] {
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GUI::Application::the().quit(0);
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};
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quit_button.set_focus(true);
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window->show();
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return app.exec();
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}
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