MainWindow::MainWindow(QMQTT::Client *client, QWidget *parent) :
QMainWindow(parent),
_client(client),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
ui->conForm->init(client);
ui->pubForm->init(client);
ui->subForm->init(client);
//add pushBtuoon slots
connect(ui->pushButtonConnect,SIGNAL(clicked(bool)),this,SLOT(connectServer()));
connect(ui->pushButtonPusblish,SIGNAL(clicked(bool)),this,SLOT(publishTopic()));
connect(ui->pushButtonSubscribe,SIGNAL(clicked(bool)),this,SLOT(subscribeTopic()));
connect(ui->pushButtonQuit,SIGNAL(clicked(bool)),this,SLOT(quitApp()));
connect(ui->pushButtonClear,SIGNAL(clicked(bool)),this,SLOT(clearMsg()));
connect(ui->pushButtonAbout,SIGNAL(clicked(bool)),this,SLOT(aboutApp()));
//connform slots
connect(_client, SIGNAL(disconnected()), ui->conForm, SLOT(updateUiStatus()));
connect(_client, SIGNAL(connected()), ui->conForm, SLOT(updateUiStatus()));
//mainwindow slots
connect(_client, SIGNAL(connected()), this, SLOT(onMQTT_Connected()));
connect(_client, SIGNAL(connacked(quint8)), this, SLOT(onMQTT_Connacked(quint8)));
connect(_client, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(onMQTT_error(QAbstractSocket::SocketError)));
connect(_client, SIGNAL(published(QMQTT::Message &)), this, SLOT(onMQTT_Published(QMQTT::Message &)));
connect(_client, SIGNAL(pubacked(quint8, quint16)), this, SLOT(onMQTT_Pubacked(quint8, quint16)));
connect(_client, SIGNAL(received(const QMQTT::Message &)), this, SLOT(onMQTT_Received(const QMQTT::Message &)));
connect(_client, SIGNAL(subscribed(const QString &)), this, SLOT(onMQTT_subscribed(const QString &)));
connect(_client, SIGNAL(subacked(quint16, quint8)), this, SLOT(onMQTT_subacked(quint16, quint8)));
connect(_client, SIGNAL(unsubscribed(const QString &)), this, SLOT(onMQTT_unsubscribed(const QString &)));
connect(_client, SIGNAL(unsubacked(quint16)), this, SLOT(onMQTT_unsubacked(quint16)));
connect(_client, SIGNAL(pong()), this, SLOT(onMQTT_Pong()));
connect(_client, SIGNAL(disconnected()), this, SLOT(onMQTT_disconnected()));
}
//---------------------------------------------
//---------------------------------------------
void Client::onReceived(Frame &frame)
{
quint8 qos = 0;
bool retain, dup;
QString topic;
quint16 mid = 0;
quint8 header = frame.header();
quint8 type = GETTYPE(header);
Message message;
qCDebug(client, "handleFrame: type=%d", type);
switch(type) {
case CONNACK:
//skip reserved
frame.readChar();
handleConnack(frame.readChar());
break;
case PUBLISH:
qos = GETQOS(header);;
retain = GETRETAIN(header);
dup = GETDUP(header);
topic = frame.readString();
if( qos > MQTT_QOS0) {
mid = frame.readInt();
}
message.setId(mid);
message.setTopic(topic);
message.setPayload(frame.data());
message.setQos(qos);
message.setRetain(retain);
message.setDup(dup);
handlePublish(message);
break;
case PUBACK:
case PUBREC:
case PUBREL:
case PUBCOMP:
mid = frame.readInt();
handlePuback(type, mid);
break;
case SUBACK:
mid = frame.readInt();
qos = frame.readChar();
emit subacked(mid, qos);
break;
case UNSUBACK:
emit unsubacked(mid);
break;
case PINGRESP:
emit pong();
break;
default:
break;
}
}