ladybird/Userland/Applications/FontEditor/main.cpp

/*
 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#include "MainWidget.h"
#include <AK/URL.h>
#include <LibConfig/Client.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/System.h>
#include <LibDesktop/Launcher.h>
#include <LibFileSystemAccessClient/Client.h>
#include <LibGUI/Application.h>
#include <LibGUI/Icon.h>
#include <LibGUI/Window.h>
#include <LibMain/Main.h>

ErrorOr<int> serenity_main(Main::Arguments arguments)
{
    TRY(Core::System::pledge("stdio recvfd sendfd thread rpath unix cpath wpath"));

    auto app = TRY(GUI::Application::create(arguments));
    app->set_config_domain(TRY("FontEditor"_string));

    FontEditor::g_resources = FontEditor::Resources::create();

    TRY(Desktop::Launcher::add_allowed_handler_with_only_specific_urls("/bin/Help", { URL::create_with_file_scheme("/usr/share/man/man1/Applications/FontEditor.md") }));
    TRY(Desktop::Launcher::seal_allowlist());

    Config::pledge_domain("FontEditor");

    TRY(Core::System::unveil("/tmp/session/%sid/portal/filesystemaccess", "rw"));
    TRY(Core::System::unveil("/res", "r"));
    TRY(Core::System::unveil(nullptr, nullptr));

    StringView path;
    Core::ArgsParser args_parser;
    args_parser.add_positional_argument(path, "The font file for editing.", "file", Core::ArgsParser::Required::No);
    args_parser.parse(arguments);

    auto app_icon = TRY(GUI::Icon::try_create_default_icon("app-font-editor"sv));

    auto window = TRY(GUI::Window::try_create());
    window->set_icon(app_icon.bitmap_for_size(16));
    window->resize(640, 470);

    auto font_editor = TRY(window->set_main_widget<FontEditor::MainWidget>());
    TRY(font_editor->initialize_menubar(*window));
    font_editor->reset();

    window->on_close_request = [&]() -> GUI::Window::CloseRequestDecision {
        if (font_editor->request_close())
            return GUI::Window::CloseRequestDecision::Close;
        return GUI::Window::CloseRequestDecision::StayOpen;
    };

    window->show();

    auto default_path = TRY(String::from_deprecated_string(Config::read_string("FontEditor"sv, "Defaults"sv, "Font"sv, {})));
    auto path_to_load = path.is_empty() ? default_path : path;
    auto open_or_error = [&]() -> ErrorOr<void> {
        if (path_to_load.is_empty())
            return {};
        auto file = TRY(FileSystemAccessClient::Client::the().request_file_read_only_approved(window, path_to_load));
        return TRY(font_editor->open_file(path, file.release_stream()));
    }();
    if (open_or_error.is_error())
        font_editor->show_error(open_or_error.release_error(), "Opening"sv, path_to_load);

    return app->exec();
}