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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 <AK/Badge.h>
28#include <LibGUI/Menu.h>
29#include <LibGUI/MenuBar.h>
30#include <LibGUI/MenuItem.h>
31#include <LibGUI/WindowServerConnection.h>
32
33namespace GUI {
34
35MenuBar::MenuBar()
36{
37}
38
39MenuBar::~MenuBar()
40{
41 unrealize_menubar();
42}
43
44void MenuBar::add_menu(NonnullRefPtr<Menu> menu)
45{
46 m_menus.append(move(menu));
47}
48
49int MenuBar::realize_menubar()
50{
51 return WindowServerConnection::the().send_sync<Messages::WindowServer::CreateMenubar>()->menubar_id();
52}
53
54void MenuBar::unrealize_menubar()
55{
56 if (m_menubar_id == -1)
57 return;
58 WindowServerConnection::the().send_sync<Messages::WindowServer::DestroyMenubar>(m_menubar_id);
59 m_menubar_id = -1;
60}
61
62void MenuBar::notify_added_to_application(Badge<Application>)
63{
64 ASSERT(m_menubar_id == -1);
65 m_menubar_id = realize_menubar();
66 ASSERT(m_menubar_id != -1);
67 for (auto& menu : m_menus) {
68 int menu_id = menu.realize_menu();
69 ASSERT(menu_id != -1);
70 WindowServerConnection::the().send_sync<Messages::WindowServer::AddMenuToMenubar>(m_menubar_id, menu_id);
71 }
72 WindowServerConnection::the().send_sync<Messages::WindowServer::SetApplicationMenubar>(m_menubar_id);
73}
74
75void MenuBar::notify_removed_from_application(Badge<Application>)
76{
77 unrealize_menubar();
78}
79
80}