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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 <LibGUI/Action.h>
28#include <LibGUI/Menu.h>
29#include <LibGUI/MenuItem.h>
30#include <LibGUI/WindowServerConnection.h>
31
32namespace GUI {
33
34MenuItem::MenuItem(unsigned menu_id, Type type)
35 : m_type(type)
36 , m_menu_id(menu_id)
37{
38}
39
40MenuItem::MenuItem(unsigned menu_id, NonnullRefPtr<Action>&& action)
41 : m_type(Type::Action)
42 , m_menu_id(menu_id)
43 , m_action(move(action))
44{
45 m_action->register_menu_item({}, *this);
46 m_enabled = m_action->is_enabled();
47 m_checkable = m_action->is_checkable();
48 if (m_checkable)
49 m_checked = m_action->is_checked();
50}
51
52MenuItem::MenuItem(unsigned menu_id, NonnullRefPtr<Menu>&& submenu)
53 : m_type(Type::Submenu)
54 , m_menu_id(menu_id)
55 , m_submenu(move(submenu))
56{
57}
58
59MenuItem::~MenuItem()
60{
61 if (m_action)
62 m_action->unregister_menu_item({}, *this);
63}
64
65void MenuItem::set_enabled(bool enabled)
66{
67 if (m_enabled == enabled)
68 return;
69 m_enabled = enabled;
70 update_window_server();
71}
72
73void MenuItem::set_checked(bool checked)
74{
75 ASSERT(is_checkable());
76 if (m_checked == checked)
77 return;
78 m_checked = checked;
79 update_window_server();
80}
81
82void MenuItem::update_window_server()
83{
84 if (m_menu_id < 0)
85 return;
86 auto& action = *m_action;
87 auto shortcut_text = action.shortcut().is_valid() ? action.shortcut().to_string() : String();
88 WindowServerConnection::the().send_sync<Messages::WindowServer::UpdateMenuItem>(m_menu_id, m_identifier, -1, action.text(), action.is_enabled(), action.is_checkable(), action.is_checkable() ? action.is_checked() : false, shortcut_text);
89}
90
91void MenuItem::set_menu_id(Badge<Menu>, unsigned int menu_id)
92{
93 m_menu_id = menu_id;
94}
95
96void MenuItem::set_identifier(Badge<Menu>, unsigned identifier)
97{
98 m_identifier = identifier;
99}
100
101}