1// Copyright (C) 2021 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
3
4#include "resourceserver.h"
5
6#include <QtCore/qcommandlineoption.h>
7#include <QtCore/qcommandlineparser.h>
8#include <QtCore/qdebug.h>
9
10#include <QtNetwork/qlocalsocket.h>
11
12QT_BEGIN_NAMESPACE
13
14// BEGIN - Test Resource IPC
15//const auto serverName = QLatin1String("testServer");
16//ResourceServer resServer(serverName);
17//QObject::connect(&resServer, &ResourceServer::messageReceived, [](const Message::MessagePtr &msg) {
18// if (msg)
19// qDebug() << "Received message: " << int(msg->type());
20// else
21// qDebug() << "Received null message!";
22
23// if (msg && msg->type() == Message::Type::Uniforms) {
24// const auto &um = static_cast<const UniformsMessage &>(*msg);
25// qDebug() << "UniformMessage: " << um.uniforms;
26// }
27//});
28//resServer.init();
29
30//ResourceClient resClient(serverName);
31//resClient.init();
32
33//resClient.sendMessage(std::make_shared<UniformsMessage>(UniformsMessage::UniformList{UniformsMessage::Uniform{"float", "foo"}}));
34// End - Test Resoruce IPC
35
36ResourceServer::ResourceServer(const QString &serverName)
37 : m_serverName(serverName)
38{
39
40}
41
42bool ResourceServer::init()
43{
44 if (m_server.isListening())
45 return false;
46
47 QObject::connect(sender: &m_server, signal: &QLocalServer::newConnection, context: this, slot: [this]() {
48 qDebug() << "srv: Incoming connection!";
49 if (m_connection != nullptr && m_connection->isOpen()) {
50 qDebug(msg: "Client already connected! Connection refused!");
51 m_server.close();
52 } else {
53 if (m_connection)
54 m_connection->close();
55 m_connection = m_server.nextPendingConnection();
56 QObject::connect(sender: m_connection, signal: &QLocalSocket::readyRead, context: this, slot: [this]() {
57 const auto message = Message::getMessage(device&: *m_connection);
58 if (message && message->type() != Message::Type::Invalid)
59 Q_EMIT messageReceived(message);
60 });
61 QObject::connect(sender: m_connection, signal: &QLocalSocket::errorOccurred, context: &m_server, slot: [this]() {
62 qDebug(msg: "srv: Error occurred\n - %s", qPrintable(m_connection->errorString()));
63 m_server.close();
64 m_server.listen(name: m_serverName);
65 });
66 QObject::connect(sender: m_connection, signal: &QLocalSocket::connected, context: this, slot: []() {
67 qDebug(msg: "srv: Connection established!");
68 });
69 }
70 });
71
72
73 int attempts = 3;
74 for (;attempts && !m_server.isListening(); --attempts) {
75 if (!m_server.listen(name: m_serverName))
76 QLocalServer::removeServer(name: m_serverName);
77 }
78
79 if (m_server.isListening())
80 qDebug(msg: "srv: Listening for incoming connection on \'%s\'", qPrintable(m_serverName));
81
82 return true;
83}
84
85void ResourceServer::sendMessage(const Message::MessagePtr &message)
86{
87 if (message) {
88 if (m_connection)
89 Message::postMessage(device&: *m_connection, message: *message);
90 else
91 qDebug(msg: "srv: No connection!");
92 } else {
93 qDebug(msg: "srv: Inavlid message!");
94 }
95}
96
97QT_END_NAMESPACE
98

source code of qtquick3d/tools/materialeditor/resourceserver.cpp