ladybird/Userland/Libraries/LibGUI/MenuItem.cpp

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

#include <LibGUI/Action.h>
#include <LibGUI/ConnectionToWindowServer.h>
#include <LibGUI/Menu.h>
#include <LibGUI/MenuItem.h>

namespace GUI {

MenuItem::MenuItem(unsigned menu_id, Type type)
    : m_type(type)
    , m_menu_id(menu_id)
{
}

MenuItem::MenuItem(unsigned menu_id, NonnullRefPtr<Action> action)
    : m_type(Type::Action)
    , m_menu_id(menu_id)
    , m_action(move(action))
{
    m_action->register_menu_item({}, *this);
    m_enabled = m_action->is_enabled();
    m_checkable = m_action->is_checkable();
    if (m_checkable)
        m_checked = m_action->is_checked();
}

MenuItem::MenuItem(unsigned menu_id, NonnullRefPtr<Menu> submenu)
    : m_type(Type::Submenu)
    , m_menu_id(menu_id)
    , m_submenu(move(submenu))
{
}

MenuItem::~MenuItem()
{
    if (m_action)
        m_action->unregister_menu_item({}, *this);
}

void MenuItem::set_enabled(bool enabled)
{
    if (m_enabled == enabled)
        return;
    m_enabled = enabled;
    update_window_server();
}

void MenuItem::set_visible(bool visible)
{
    if (m_visible == visible)
        return;
    m_visible = visible;
    update_window_server();
}

void MenuItem::set_checked(bool checked)
{
    VERIFY(is_checkable());
    if (m_checked == checked)
        return;
    m_checked = checked;
    update_window_server();
}

void MenuItem::set_default(bool is_default)
{
    VERIFY(is_checkable());
    if (m_default == is_default)
        return;
    m_default = is_default;
    update_window_server();
}

void MenuItem::update_window_server()
{
    if (m_menu_id < 0)
        return;
    switch (m_type) {
    case MenuItem::Type::Action: {
        auto& action = *m_action;
        auto shortcut_text = action.shortcut().is_valid() ? action.shortcut().to_deprecated_string() : DeprecatedString();
        auto icon = action.icon() ? action.icon()->to_shareable_bitmap() : Gfx::ShareableBitmap();
        ConnectionToWindowServer::the().async_update_menu_item(m_menu_id, m_identifier, -1, action.text(), action.is_enabled(), action.is_visible(), action.is_checkable(), action.is_checkable() ? action.is_checked() : false, m_default, shortcut_text, icon);
        break;
    }
    case MenuItem::Type::Submenu: {
        auto& submenu = *m_submenu;
        auto icon = submenu.icon() ? submenu.icon()->to_shareable_bitmap() : Gfx::ShareableBitmap();
        ConnectionToWindowServer::the().async_update_menu_item(m_menu_id, m_identifier, submenu.menu_id(), submenu.name(), m_enabled, m_visible, false, false, m_default, "", icon);
        break;
    }
    default:
        VERIFY_NOT_REACHED();
    }
}

void MenuItem::set_menu_id(Badge<Menu>, unsigned int menu_id)
{
    m_menu_id = menu_id;
}

void MenuItem::set_identifier(Badge<Menu>, unsigned identifier)
{
    m_identifier = identifier;
}

}