1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
|
/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "corecompositor.h"
namespace MockCompositor {
CoreCompositor::CoreCompositor()
: m_display(wl_display_create())
, m_socketName(wl_display_add_socket_auto(m_display))
, m_eventLoop(wl_display_get_event_loop(m_display))
// Start dispatching
, m_dispatchThread([this](){
while (m_running) {
std::this_thread::sleep_for(std::chrono::milliseconds(20));
dispatch();
}
})
{
qputenv("WAYLAND_DISPLAY", m_socketName);
m_timer.start();
Q_ASSERT(isClean());
}
CoreCompositor::~CoreCompositor()
{
m_running = false;
m_dispatchThread.join();
wl_display_destroy(m_display);
}
bool CoreCompositor::isClean()
{
Lock lock(this);
for (auto *global : qAsConst(m_globals)) {
if (!global->isClean())
return false;
}
return true;
}
QString CoreCompositor::dirtyMessage()
{
Lock lock(this);
QStringList messages;
for (auto *global : qAsConst(m_globals)) {
if (!global->isClean())
messages << (global->metaObject()->className() % QLatin1String(": ") % global->dirtyMessage());
}
return messages.join(", ");
}
void CoreCompositor::dispatch()
{
Lock lock(this);
wl_display_flush_clients(m_display);
constexpr int timeout = 0; // immediate return
wl_event_loop_dispatch(m_eventLoop, timeout);
}
/*!
* \brief Adds a new global interface for the compositor
*
* Takes ownership of \a global
*/
void CoreCompositor::add(Global *global)
{
warnIfNotLockedByThread(Q_FUNC_INFO);
m_globals.append(global);
}
void CoreCompositor::remove(Global *global)
{
warnIfNotLockedByThread(Q_FUNC_INFO);
m_globals.removeAll(global);
delete global;
}
uint CoreCompositor::nextSerial()
{
warnIfNotLockedByThread(Q_FUNC_INFO);
return wl_display_next_serial(m_display);
}
uint CoreCompositor::currentTimeMilliseconds()
{
warnIfNotLockedByThread(Q_FUNC_INFO);
return uint(m_timer.elapsed());
}
wl_client *CoreCompositor::client(int index)
{
warnIfNotLockedByThread(Q_FUNC_INFO);
wl_list *clients = wl_display_get_client_list(m_display);
wl_client *client = nullptr;
int i = 0;
wl_client_for_each(client, clients) {
if (i++ == index)
return client;
}
return nullptr;
}
void CoreCompositor::warnIfNotLockedByThread(const char *caller)
{
if (!m_lock || !m_lock->isOwnedByCurrentThread()) {
qWarning() << caller << "called without locking the compositor to the current thread."
<< "This means the compositor can start dispatching at any moment,"
<< "potentially leading to threading issues."
<< "Unless you know what you are doing you should probably fix the test"
<< "by locking the compositor before accessing it (see mutex()).";
}
}
} // namespace MockCompositor
|
