134 lines
4.4 KiB
C++
134 lines
4.4 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2017 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the QtBluetooth module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "chatclient.h"
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#include <QtCore/qmetaobject.h>
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ChatClient::ChatClient(QObject *parent)
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: QObject(parent)
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{
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}
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ChatClient::~ChatClient()
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{
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stopClient();
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}
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//! [startClient]
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void ChatClient::startClient(const QBluetoothServiceInfo &remoteService)
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{
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if (socket)
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return;
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// Connect to service
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socket = new QBluetoothSocket(QBluetoothServiceInfo::RfcommProtocol);
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qDebug() << "Create socket";
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socket->connectToService(remoteService);
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qDebug() << "ConnectToService done";
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connect(socket, &QBluetoothSocket::readyRead, this, &ChatClient::readSocket);
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connect(socket, &QBluetoothSocket::connected, this, QOverload<>::of(&ChatClient::connected));
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connect(socket, &QBluetoothSocket::disconnected, this, &ChatClient::disconnected);
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connect(socket, QOverload<QBluetoothSocket::SocketError>::of(&QBluetoothSocket::error),
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this, &ChatClient::onSocketErrorOccurred);
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}
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//! [startClient]
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//! [stopClient]
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void ChatClient::stopClient()
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{
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delete socket;
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socket = nullptr;
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}
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//! [stopClient]
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//! [readSocket]
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void ChatClient::readSocket()
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{
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if (!socket)
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return;
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while (socket->canReadLine()) {
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QByteArray line = socket->readLine();
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emit messageReceived(socket->peerName(),
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QString::fromUtf8(line.constData(), line.length()));
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}
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}
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//! [readSocket]
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//! [sendMessage]
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void ChatClient::sendMessage(const QString &message)
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{
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QByteArray text = message.toUtf8() + '\n';
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socket->write(text);
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}
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//! [sendMessage]
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void ChatClient::onSocketErrorOccurred(QBluetoothSocket::SocketError error)
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{
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if (error == QBluetoothSocket::NoSocketError)
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return;
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QMetaEnum metaEnum = QMetaEnum::fromType<QBluetoothSocket::SocketError>();
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QString errorString = socket->peerName() + QLatin1Char(' ')
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+ metaEnum.valueToKey(error) + QLatin1String(" occurred");
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emit socketErrorOccurred(errorString);
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}
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//! [connected]
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void ChatClient::connected()
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{
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emit connected(socket->peerName());
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}
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//! [connected]
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