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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtBluetooth module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "chat.h"
#include "remoteselector.h"
#include "chatserver.h"
#include "chatclient.h"
#include <qbluetoothuuid.h>
#include <qbluetoothserver.h>
#include <qbluetoothservicediscoveryagent.h>
#include <qbluetoothdeviceinfo.h>
#include <qbluetoothlocaldevice.h>
#include <QTimer>
#include <QDebug>
static const QLatin1String serviceUuid("e8e10f95-1a70-4b27-9ccf-02010264e9c8");
Chat::Chat(QWidget *parent)
: QDialog(parent), currentAdapterIndex(0), ui(new Ui_Chat)
{
//! [Construct UI]
ui->setupUi(this);
connect(ui->quitButton, SIGNAL(clicked()), this, SLOT(accept()));
connect(ui->connectButton, SIGNAL(clicked()), this, SLOT(connectClicked()));
connect(ui->sendButton, SIGNAL(clicked()), this, SLOT(sendClicked()));
//! [Construct UI]
localAdapters = QBluetoothLocalDevice::allDevices();
if (localAdapters.count() < 2) {
ui->localAdapterBox->setVisible(false);
} else {
//we ignore more than two adapters
ui->localAdapterBox->setVisible(true);
ui->firstAdapter->setText(tr("Default (%1)", "%1 = Bluetooth address").
arg(localAdapters.at(0).address().toString()));
ui->secondAdapter->setText(localAdapters.at(1).address().toString());
ui->firstAdapter->setChecked(true);
connect(ui->firstAdapter, SIGNAL(clicked()), this, SLOT(newAdapterSelected()));
connect(ui->secondAdapter, SIGNAL(clicked()), this, SLOT(newAdapterSelected()));
QBluetoothLocalDevice adapter(localAdapters.at(0).address());
adapter.setHostMode(QBluetoothLocalDevice::HostDiscoverable);
}
//! [Create Chat Server]
server = new ChatServer(this);
connect(server, SIGNAL(clientConnected(QString)), this, SLOT(clientConnected(QString)));
connect(server, SIGNAL(clientDisconnected(QString)), this, SLOT(clientDisconnected(QString)));
connect(server, SIGNAL(messageReceived(QString,QString)),
this, SLOT(showMessage(QString,QString)));
connect(this, SIGNAL(sendMessage(QString)), server, SLOT(sendMessage(QString)));
server->startServer();
//! [Create Chat Server]
//! [Get local device name]
localName = QBluetoothLocalDevice().name();
//! [Get local device name]
}
Chat::~Chat()
{
qDeleteAll(clients);
delete server;
}
//! [clientConnected clientDisconnected]
void Chat::clientConnected(const QString &name)
{
ui->chat->insertPlainText(QString::fromLatin1("%1 has joined chat.\n").arg(name));
}
void Chat::clientDisconnected(const QString &name)
{
ui->chat->insertPlainText(QString::fromLatin1("%1 has left.\n").arg(name));
}
//! [clientConnected clientDisconnected]
//! [connected]
void Chat::connected(const QString &name)
{
ui->chat->insertPlainText(QString::fromLatin1("Joined chat with %1.\n").arg(name));
}
void Chat::newAdapterSelected()
{
const int newAdapterIndex = adapterFromUserSelection();
if (currentAdapterIndex != newAdapterIndex) {
server->stopServer();
currentAdapterIndex = newAdapterIndex;
const QBluetoothHostInfo info = localAdapters.at(currentAdapterIndex);
QBluetoothLocalDevice adapter(info.address());
adapter.setHostMode(QBluetoothLocalDevice::HostDiscoverable);
server->startServer(info.address());
localName = info.name();
}
}
int Chat::adapterFromUserSelection() const
{
int result = 0;
QBluetoothAddress newAdapter = localAdapters.at(0).address();
if (ui->secondAdapter->isChecked()) {
newAdapter = localAdapters.at(1).address();
result = 1;
}
return result;
}
//! [connected]
//! [clientDisconnected]
void Chat::clientDisconnected()
{
ChatClient *client = qobject_cast<ChatClient *>(sender());
if (client) {
clients.removeOne(client);
client->deleteLater();
}
}
//! [clientDisconnected]
//! [Connect to remote service]
void Chat::connectClicked()
{
ui->connectButton->setEnabled(false);
// scan for services
const QBluetoothAddress adapter = localAdapters.isEmpty() ?
QBluetoothAddress() :
localAdapters.at(currentAdapterIndex).address();
RemoteSelector remoteSelector(adapter);
remoteSelector.startDiscovery(QBluetoothUuid(serviceUuid));
if (remoteSelector.exec() == QDialog::Accepted) {
QBluetoothServiceInfo service = remoteSelector.service();
qDebug() << "Connecting to service 2" << service.serviceName()
<< "on" << service.device().name();
// Create client
qDebug() << "Going to create client";
ChatClient *client = new ChatClient(this);
qDebug() << "Connecting...";
connect(client, SIGNAL(messageReceived(QString,QString)),
this, SLOT(showMessage(QString,QString)));
connect(client, SIGNAL(disconnected()), this, SLOT(clientDisconnected()));
connect(client, SIGNAL(connected(QString)), this, SLOT(connected(QString)));
connect(this, SIGNAL(sendMessage(QString)), client, SLOT(sendMessage(QString)));
qDebug() << "Start client";
client->startClient(service);
clients.append(client);
}
ui->connectButton->setEnabled(true);
}
//! [Connect to remote service]
//! [sendClicked]
void Chat::sendClicked()
{
ui->sendButton->setEnabled(false);
ui->sendText->setEnabled(false);
showMessage(localName, ui->sendText->text());
emit sendMessage(ui->sendText->text());
ui->sendText->clear();
ui->sendText->setEnabled(true);
ui->sendButton->setEnabled(true);
}
//! [sendClicked]
//! [showMessage]
void Chat::showMessage(const QString &sender, const QString &message)
{
ui->chat->insertPlainText(QString::fromLatin1("%1: %2\n").arg(sender, message));
}
//! [showMessage]
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