ladybird/Userland/Applications/Calculator/main.cpp

/*
 * Copyright (c) 2019-2020, Sergey Bugaev <bugaevc@serenityos.org>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#include "CalculatorWidget.h"
#include <LibGUI/Action.h>
#include <LibGUI/Application.h>
#include <LibGUI/Clipboard.h>
#include <LibGUI/Icon.h>
#include <LibGUI/Menu.h>
#include <LibGUI/Menubar.h>
#include <LibGUI/Window.h>
#include <LibGfx/Bitmap.h>
#include <stdio.h>
#include <unistd.h>

int main(int argc, char** argv)
{
    if (pledge("stdio recvfd sendfd rpath unix", nullptr) < 0) {
        perror("pledge");
        return 1;
    }

    auto app = GUI::Application::construct(argc, argv);

    if (pledge("stdio recvfd sendfd rpath", nullptr) < 0) {
        perror("pledge");
        return 1;
    }

    if (unveil("/res", "r") < 0) {
        perror("unveil");
        return 1;
    }

    unveil(nullptr, nullptr);

    auto app_icon = GUI::Icon::default_icon("app-calculator");

    auto window = GUI::Window::construct();
    window->set_title("Calculator");
    window->set_resizable(false);
    window->resize(254, 215);

    auto& widget = window->set_main_widget<CalculatorWidget>();

    window->show();
    window->set_icon(app_icon.bitmap_for_size(16));

    auto menubar = GUI::Menubar::construct();

    auto& file_menu = menubar->add_menu("&File");
    file_menu.add_action(GUI::CommonActions::make_quit_action([](auto&) {
        GUI::Application::the()->quit();
    }));

    auto& edit_menu = menubar->add_menu("&Edit");
    edit_menu.add_action(GUI::CommonActions::make_copy_action([&](auto&) {
        GUI::Clipboard::the().set_plain_text(widget.get_entry());
    }));
    edit_menu.add_action(GUI::CommonActions::make_paste_action([&](auto&) {
        auto clipboard = GUI::Clipboard::the().data_and_type();
        if (clipboard.mime_type == "text/plain") {
            if (!clipboard.data.is_empty()) {
                auto data = atof(StringView(clipboard.data).to_string().characters());
                widget.set_entry(data);
            }
        }
    }));

    auto& help_menu = menubar->add_menu("&Help");
    help_menu.add_action(GUI::CommonActions::make_about_action("Calculator", app_icon, window));
    window->set_menubar(move(menubar));
    return app->exec();
}