QtMultiThreadTcpServer/dialog.cpp at master · DragonPang/QtMultiThreadTcpServer · GitHub

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#include <QMessageBox>

#include "server.h"
#include "dialog.h"
#include "ui_dialog.h"

Dialog::Dialog(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::Dialog),
    m_timer(new QTimer(this)),
    m_server(new Server(this)),
    m_count(0)
{
    ui->setupUi(this);

    setWindowFlags(this->windowFlags() | Qt::WindowMinMaxButtonsHint);

    ui->btnStopLoop->setDisabled(true);
    ui->labelNum->setText(QString("%1").arg(m_count));

    m_server = new Server(this);
    m_server->listen(QHostAddress::Any, 8712);

    connect(ui->btnSend,        SIGNAL(clicked()),      this, SLOT(sendDataSlot()));
    connect(ui->btnClear,       SIGNAL(clicked()),      this, SLOT(clearData()));
    connect(m_timer,            SIGNAL(timeout()),      this, SLOT(startLoopSend()));
    connect(ui->btnStopLoop,    SIGNAL(clicked(bool)),  this, SLOT(stopLoopSend()));
}

Dialog::~Dialog()
{
    delete ui;
}

void Dialog::showConnection(int sockDesc)
{
    m_count++;

    /* add socket object that join in */
    ui->comboBoxObj->addItem(QString("%1").arg(sockDesc), sockDesc);

    /* change connect number while connection is connecting */
    ui->labelNum->setText(QString("%1").arg(m_count));
}

void Dialog::showDisconnection(int sockDesc)
{
    m_count--;

    /* refresh combobox */
    ui->comboBoxObj->clear();
    int index = ui->comboBoxObj->findData(sockDesc);

    ui->comboBoxObj->removeItem(index);

    /* change connect number while connection is disconnecting */
    ui->labelNum->setText(QString("%1").arg(m_count));
}

void Dialog::sendHexData(void)
{
    QString allData = ui->lineEditMsg->text();
    QByteArray data;

    QStringList list = allData.split(" ");
    for (const QString &hex : list) {
        data.append(static_cast<char>(hex.toInt(Q_NULLPTR, 16)));
    }

    emit sendData(ui->comboBoxObj->currentText().toInt(), data);
}

void Dialog::sendDataSlot(void)
{
    /* if send message is null return */
    if (ui->lineEditMsg->text().isEmpty()) {
        QMessageBox::information(Q_NULLPTR, QString("注意"), QString("发送内容不能为空！"), QMessageBox::Yes);
        return ;
    }

    if (ui->checkBoxLoop->isChecked()) {
        int time_period = ui->lineEditLoopTime->text().toInt();

        m_timer->setInterval(time_period);
        m_timer->start();

        ui->btnSend->setDisabled(true);
        ui->btnStopLoop->setDisabled(false);
        return;
    }

    /* whether send hex data */
    if (ui->checkBoxHex->isChecked()) {
        sendHexData();
    } else {
        /* send original data */
        emit sendData(ui->comboBoxObj->currentText().toInt(), ui->lineEditMsg->text().toLocal8Bit());
    }

    ui->lineEditMsg->setText("");
}

void Dialog::recvData(const QString &ip, const QByteArray &data)
{
    QString msg;

    /* add ip address string to displaying string */
    if (!ui->checkBoxHideIP->isChecked()) {
        msg += ip + QString(": ");
    }

    /* choose data format to display */
    if (ui->checkBoxHex->isChecked()) {
        QString dataString;
        for (int i = 0; i < data.size(); i++) {
            dataString += QString("0x%1 ").arg(static_cast<quint8>(data.at(i)), 2, 16, QChar('0'));
        }

        msg += dataString + "\n";
    } else {
        msg += QString::fromLocal8Bit(data) + "\n";
    }

    /* send back data */
    if (ui->checkBoxCycle->isChecked()) {
        emit sendData(ui->comboBoxObj->currentText().toInt(), data);
    }

    ui->textBrowser->append(msg);
}

void Dialog::clearData(void)
{
    ui->textBrowser->clear();
}

void Dialog::startLoopSend(void)
{
    if (ui->checkBoxHex->isChecked()) {
        sendHexData();
    } else {
        emit sendData(ui->comboBoxObj->currentText().toInt(), ui->lineEditMsg->text().toLocal8Bit());
    }
}

void Dialog::stopLoopSend(void)
{
    m_timer->stop();
    ui->btnSend->setDisabled(false);
    ui->btnStopLoop->setDisabled(true);
}