qt/LedOK/devicepanel.cpp

#include "devicepanel.h"
#include "devicectrlpanel.h"
#include "tools.h"
#include "gutil/qgui.h"
#include <QAction>
#include <QBoxLayout>
#include <QEvent>
#include <QHeaderView>
#include <QLineEdit>
#include <QNetworkDatagram>
#include <QNetworkInterface>
#include <QMessageBox>

DevicePanel *gDevicePanel;
QList<LedCard*> *gSelCards;
//设备管理响应页面
DevicePanel::DevicePanel(QSettings &settings, QWidget *parent) : QWidget(parent) {
    gDevicePanel = this;
    gSelCards = &mSelCards;
    setAutoFillBackground(true);
    QPalette pal;
    pal.setBrush(QPalette::Window, QColor(0xeeeeee));
    setPalette(pal);

    auto vBox = new VBox(this);
    vBox->setContentsMargins(0, 0, 0, 0);
    vBox->setSpacing(0);

    auto hBox = new HBox(vBox);
    hBox->setContentsMargins(6, 2, 6, 2);
    hBox->setSpacing(2);

    auto label = new QLabel();
    label->setPixmap({":/res/device/DeviceNum_All.png"});
    label->setScaledContents(true);
    label->setFixedSize(33, 24);
    hBox->addWidget(label);

    label_3 = new QLabel(tr("All"));
    hBox->addWidget(label_3);

    nDeviceNum = new QLabel();
    nDeviceNum->setFixedSize(40, 20);
    hBox->addWidget(nDeviceNum);

    auto fdSearch = new QLineEdit();
    fdSearch->setClearButtonEnabled(true);
    fdSearch->setFixedSize(220, 30);
    fdSearch->addAction(new QAction(QIcon(":/res/program/bnSearch.png"), QString()), QLineEdit::LeadingPosition);
    fdSearch->setStyleSheet("border: 1px solid #aaaaaa;");
    connect(fdSearch, &QLineEdit::textChanged, this, [this](const QString &search) {
        auto cnt = mDeviceTable->topLevelItemCount();
        if(search.isEmpty()) for(int i=0; i<cnt; i++) mDeviceTable->topLevelItem(i)->setHidden(false);
        else for(int i=0; i<cnt; i++) {
            auto item = mDeviceTable->topLevelItem(i);
            item->setHidden(! (item->text(DeviceTable_ID).contains(search) || item->text(DeviceTable_Remark).contains(search) || item->text(DeviceTable_IP).contains(search)));
        }
    });
    hBox->addWidget(fdSearch);

    hBox->addSpacing(10);

    fdCardNumInfo = new QLabel(tr("Current Screen")+": "+tr("none"));
    fdCardNumInfo->setStyleSheet("QLabel{color: #15f;}");
    fdCardNumInfo->hide();
    hBox->addWidget(fdCardNumInfo);

    hBox->addStretch();

    auto areaFlash = new QWidget();
    areaFlash->setFixedSize(100, 34);

    bnSpecifyIP = new QComboBox(areaFlash);
    bnSpecifyIP->addItem(tr("Specify IP"));
    bnSpecifyIP->setGeometry(0, 0, areaFlash->width(), areaFlash->height());
    bnSpecifyIP->setItemDelegate(new QStyledItemDelegate);
    connect(bnSpecifyIP, &QComboBox::textActivated, this, [this] {
        mUdpTimer.stop();
        specifyIPDlg->exec();
        mUdpTimer.start(30000);
 });
    bnSpecifyIP->setStyleSheet(R"rrr(
QComboBox {
    border: none;
    border-radius: 5px;
    background-color: #19c;
}
QComboBox:hover {background-color: #08b;}
QComboBox::drop-down {width: 25px;}
QComboBox::down-arrow {image: url(:/res/device/FlashArrow.png);}
QComboBox QAbstractItemView::item {
    height: 28px;
    color: #fff;
}
QComboBox QAbstractItemView::item:selected {background-color: #09c;}
)rrr");

    btnRefresh = new QPushButton(tr("Refresh"), areaFlash);
    btnRefresh->setGeometry(0, 0, 75, areaFlash->height());
    connect(btnRefresh, &QPushButton::clicked, this, [this] {
        mLedCards.clear();
        mDeviceTable->onCheckAll(false);
        mDeviceTable->clear();
        nDeviceNum->setText("0");
        sendGetInfo();
    });
    btnRefresh->setStyleSheet(R"rrr(
QPushButton {
    border-radius: 5px;
    background-color: #19c;
    color: #fff;
}
QPushButton:hover {background-color: #08b;}
)rrr");

    hBox->addWidget(areaFlash);

    mHBox = new QHBoxLayout();

    mDeviceTable = new LoQTreeWidget(this);
    mDeviceTable->setIndentation(0);
    mDeviceTable->setSortingEnabled(true);
    mHBox->addWidget(mDeviceTable);

    vBox->addLayout(mHBox);

    connect(&mUdpTimer, &QTimer::timeout, this, &DevicePanel::sendGetInfo);
    connect(&mUdpSocket, &QUdpSocket::readyRead, this, [this] {
        while(mUdpSocket.hasPendingDatagrams()) {
            auto gram = mUdpSocket.receiveDatagram();
            auto data = gram.data();
            if(data.isEmpty()) continue;
            auto senderAddress = gram.senderAddress();
            bool ok = true;
            if(senderAddress.protocol()==QUdpSocket::IPv6Protocol) senderAddress.setAddress(senderAddress.toIPv4Address(&ok));
            auto addr = ok ? senderAddress.toString() : "";
            if(data.startsWith("{\"")) {
                QJsonParseError error;
                QJsonDocument document = QJsonDocument::fromJson(gram.data(), &error);
                if(error.error != QJsonParseError::NoError) {
                    qDebug()<<"DeviceItem OnProHttpResponse 解析json文件错误！";
                    continue;
                }
                parseInfo(document.object(), addr);
            } else {
                auto bytes = gram.data();
                auto packet = (Packet *)bytes.data();
                LedCard *pLedCard = new LedCard(this);//alahover 没有释放
                pLedCard->m_strCardId = packet->serialCode;
                pLedCard->m_strCardIp = addr;
                for(int i=0;i<mLedCards.count();i++) if(mLedCards.at(i)->m_strCardId==pLedCard->m_strCardId ) {//如果已经存在在列表中
                    auto pOldLedCard = mLedCards.at(i);//获取到旧的对象指针
                    pOldLedCard->m_bOnLine = true;
                    if(pOldLedCard->CompareHTTPGetParam(pLedCard)==false) {//如果ip地址变化了
                        pOldLedCard->copyLedCardHTTPGetParam(pLedCard);
                        addLedCard(pOldLedCard);//发送信号到界面
                    } else {
                        //post失败的概率比较小，所以这里是否需要平凡的更新，不需要刻意屏蔽该操作改为在其他点击操作中进行
                        clearUdpHeartbeat(pOldLedCard);
                    }
                    delete pLedCard;
                    return;
                }
                mLedCards.append(pLedCard);
                addLedCard(pLedCard);//发送信号到界面
            }
        }
    });

    m_headerItem = new QTreeWidgetItem();
    for(int i=1; i<DeviceTable_End; i++) m_headerItem->setTextAlignment(i, Qt::AlignCenter);
    mDeviceTable->setHeaderItem(m_headerItem);
    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Check, QHeaderView::Fixed);
    mDeviceTable->setColumnWidth(DeviceTable_Check, 36);
    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Online, QHeaderView::Fixed);
    mDeviceTable->setColumnWidth(DeviceTable_Online, 48);
    mDeviceTable->header()->setSectionResizeMode(DeviceTable_ID, QHeaderView::Stretch);
    mDeviceTable->header()->setSectionResizeMode(DeviceTable_IP, QHeaderView::Stretch);
    mDeviceTable->header()->setSectionResizeMode(DeviceTable_ScreenSize, QHeaderView::Fixed);
    mDeviceTable->setColumnWidth(DeviceTable_ScreenSize, 108);
    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Remark, QHeaderView::Stretch);
    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Brightness, QHeaderView::Fixed);
    mDeviceTable->setColumnWidth(DeviceTable_Brightness, 108);
    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Power, QHeaderView::Fixed);
    mDeviceTable->setColumnWidth(DeviceTable_Power, 84);
    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Password, QHeaderView::Fixed);
    mDeviceTable->setColumnWidth(DeviceTable_Password, 72);
    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Info, QHeaderView::Fixed);
    mDeviceTable->setColumnWidth(DeviceTable_Info, 72);
    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Screenshot, QHeaderView::Fixed);
    mDeviceTable->setColumnWidth(DeviceTable_Screenshot, 72);

    connect(mDeviceTable, SIGNAL(sigCheckStateChanged(int)), this, SLOT(onCheckStateChanged(int)));
    mDeviceTable->setSelectionMode(QAbstractItemView::SingleSelection);
    mDeviceTable->hideColumn(0);
    mDeviceTable->fdIsSelAll->hide();

    specifyIPDlg = new QDialog(this);
    specifyIPDlg->setWindowTitle(tr("Specify IP"));

    vBox = new VBox(specifyIPDlg);
    vBox->addStretch();

    label = new QLabel(tr("Specify IP list"));
    label->setAlignment(Qt::AlignCenter);
    vBox->addWidget(label);

    fdIP = new QTextEdit;
    auto ipstr = settings.value("SpecifyIP").toString();
    if(! ipstr.isEmpty()) fdIP->setText(ipstr);
    fdIP->setPlaceholderText("192.168.1.1\n192.168.1.2\n  ...");
    fdIP->setMinimumWidth(160);
    vBox->addWidget(fdIP);

    hBox = new HBox(vBox);
    hBox->addStretch();

    auto bnSearch = new QPushButton(tr("Search"));
    connect(bnSearch, &QPushButton::clicked, this, [this] {
        QString ipsStr = fdIP->toPlainText();
        if(ipsStr.isEmpty()) {
            QMessageBox::warning(gMainWin, tr("Attention"), tr("Please input IP address!"));
            return;
        }
        auto ips = ipsStr.split("\n", Qt::SkipEmptyParts);
        if(ips.isEmpty()) {
            QMessageBox::warning(gMainWin, tr("Attention"), tr("Please input IP address!"));
            return;
        }
        QByteArray data = QJsonDocument({{"action", "getInfo"}}).toJson(QJsonDocument::Compact);
        foreach(auto ip, ips) {
            if(gDevicePanel->mUdpSocket.writeDatagram(data, QHostAddress(ip), 22222) != data.length()) qDebug() << "Specify IP write Failed." << ip;
        }
        specifyIPDlg->accept();
    });
    hBox->addWidget(bnSearch);

    auto btnCancel = new QPushButton(tr("Cancel"));
    connect(btnCancel, &QPushButton::clicked, specifyIPDlg, &QDialog::reject);
    hBox->addWidget(btnCancel);
    hBox->addStretch();

    transUi();

    sendGetInfo();
    mUdpTimer.start(30000);
}

DevicePanel::~DevicePanel() {
    mUdpSocket.close();
    mUdpTimer.stop();
}

void DevicePanel::sendGetInfo() {
    const QByteArray data = QJsonDocument({{"action", "getInfo"}}).toJson(QJsonDocument::Compact);
    uchar ccc[]{0x7E, 0x7E, 0x7E, 0x90, 0x42, 0x72, 0x6F, 0x61, 0x64, 0x63, 0x61, 0x73, 0x74, 0x21,
        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x1C, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x9F};
    if(mUdpSocket.writeDatagram(data, QHostAddress("255.255.255.255"), 22222) != data.length()) qDebug() << "getInfo write to 255.255.255.255 failed";
    if(mUdpSocket.writeDatagram((char *)ccc, sizeof(ccc), QHostAddress("255.255.255.255"), 31296) != sizeof(ccc)) qDebug() << "getInfo write to 255.255.255.255 failed";
    QList<QNetworkInterface> networkinterfaces = QNetworkInterface::allInterfaces();
    foreach(QNetworkInterface face, networkinterfaces) {
        auto flags = face.flags();
        bool can = (flags & QNetworkInterface::IsRunning) && (flags & QNetworkInterface::CanBroadcast) && ! (flags & QNetworkInterface::IsLoopBack);
        if(! can) continue;
        auto addrEntries = face.addressEntries();
        foreach(QNetworkAddressEntry addrEntry, addrEntries) {
            auto ip = addrEntry.ip();
            if(ip.protocol()!=QAbstractSocket::IPv4Protocol) continue;
            auto broadcast = addrEntry.broadcast();
            if(mUdpSocket.writeDatagram(data, broadcast, 22222) != data.length()) qDebug() << "getInfo write failed." << ip.toString() << "->" << broadcast.toString();
        }
    }
    auto ipstr = fdIP->toPlainText();
    if(! ipstr.isEmpty()) {
        auto ips = ipstr.split("\n", Qt::SkipEmptyParts);
        foreach(auto ip, ips) if(mUdpSocket.writeDatagram(data, QHostAddress(ip), 22222) != data.length()) qDebug() << "getInfo specify IP write failed." << ip;
    }
}

void DevicePanel::ShowDevicesInfoOrControlWidget(int index){
    m_intIndexFlagOfInfoOrControl=index;
    if(index==MainPage_DeviceManager) { //设备信息列表页面
        mDeviceTable->hideColumn(0);
        mDeviceTable->fdIsSelAll->hide();
        if(mDeviceCtrlPanel!=nullptr) {
            for(int j=DeviceTable_ScreenSize;j<DeviceTable_End;j++) mDeviceTable->showColumn(j);
            mDeviceTable->setMaximumWidth(0xffffff);
            mDeviceCtrlPanel->hide();
            fdCardNumInfo->hide();
        }
    } else if(index==MainPage_Setting) { //终端控制页面
        mDeviceTable->showColumn(0);
        mDeviceTable->fdIsSelAll->show();
        for(int j=DeviceTable_ScreenSize; j<DeviceTable_End; j++) mDeviceTable->hideColumn(j);
        if(mDeviceCtrlPanel==nullptr) mHBox->addWidget(mDeviceCtrlPanel = new DeviceCtrlPanel(this));
        else mDeviceCtrlPanel->show();
        fdCardNumInfo->show();
        mDeviceTable->setMaximumWidth(340);
        GetSelectDeviceNum();
        emit sigSelectedDeviceList(&mSelCards);
    }
    int cnt = mDeviceTable->topLevelItemCount();
    if(cnt>0)//切换到终点管理页面是刷新列表中控制卡的状态参数
    for(int i=0; i<cnt; i++) static_cast<DeviceItem*>(mDeviceTable->topLevelItem(i))->SetMainTabWidgetIndex(m_intIndexFlagOfInfoOrControl);
}
void DevicePanel::changeEvent(QEvent *event) {
    QWidget::changeEvent(event);
    if(event->type() == QEvent::LanguageChange) transUi();
}
void DevicePanel::transUi() {
    btnRefresh->setText(tr("Refresh"));
    bnSpecifyIP->setItemText(0,tr("Specify IP"));
    label_3->setText(tr("All"));

    m_headerItem->setText(DeviceTable_Online, tr("Online"));
    m_headerItem->setText(DeviceTable_ID, tr("Screen ID"));
    m_headerItem->setText(DeviceTable_IP, tr("Screen IP"));
    m_headerItem->setText(DeviceTable_ScreenSize, tr("Screen Size"));
    m_headerItem->setText(DeviceTable_Remark, tr("Remark Name"));
    m_headerItem->setText(DeviceTable_Screenshot, tr("readback pic"));
    m_headerItem->setText(DeviceTable_Brightness, tr("Cur Brightness"));
    m_headerItem->setText(DeviceTable_Power, tr("Power Status"));
    m_headerItem->setText(DeviceTable_Password, tr("Security"));
    m_headerItem->setText(DeviceTable_Info, tr("More Info"));

    auto cnt = mDeviceTable->topLevelItemCount();
    for(int i=0; i<cnt; i++) static_cast<DeviceItem*>(mDeviceTable->topLevelItem(i))->refreshLable();
}

void DevicePanel::OnControlTcpSend(int iProgramIndex){
    int cnt = mDeviceTable->topLevelItemCount();
    for(int i=0; i<cnt; i++) if(mDeviceTable->topLevelItem(i)->checkState(0) == Qt::Checked) static_cast<DeviceItem*>(mDeviceTable->topLevelItem(i))->OnControlTcpSend(iProgramIndex);
}

void DevicePanel::OnControlSendJson(QJsonObject &json,QString strFanYi){
    int cnt = mDeviceTable->topLevelItemCount();
    for(int i=0; i<cnt; i++) if(mDeviceTable->topLevelItem(i)->checkState(0) == Qt::Checked) {
        DeviceItem *item = static_cast<DeviceItem*>(mDeviceTable->topLevelItem(i));
        item->HttpPostByTypeJsonObject(json);
        QString strCardId=item->mCard->m_strCardId;
        mDeviceCtrlPanel->OnOutputInfo(strCardId+":"+tr("send")+"->"+strFanYi);
    }
}

int DevicePanel::GetSelectDeviceNum() {
    int cnt = mDeviceTable->topLevelItemCount();
    int iSelectCount=0;
    mSelCards.clear();
    for(int i=0; i<cnt; i++) if(mDeviceTable->topLevelItem(i)->checkState(0) == Qt::Checked) {
        iSelectCount++;
        mSelCards.append(static_cast<DeviceItem*>(mDeviceTable->topLevelItem(i))->mCard);
    }
    return iSelectCount;
}
void DevicePanel::OnOutputInfo(QString strInfo) {
    if(m_intIndexFlagOfInfoOrControl==MainPage_Setting && mDeviceCtrlPanel!=nullptr) mDeviceCtrlPanel->OnOutputInfo(strInfo);
}

void DevicePanel::onCheckStateChanged(int f){
    Q_UNUSED(f);
    if(m_intIndexFlagOfInfoOrControl==MainPage_Setting){
        GetSelectDeviceNum();
        emit sigSelectedDeviceList(&mSelCards);
    }
}
void DevicePanel::addLedCard(LedCard *card) {
    int cnt = mDeviceTable->topLevelItemCount();
    for(int i=0; i<cnt; i++) {
        auto item = static_cast<DeviceItem*>(mDeviceTable->topLevelItem(i));
        if(item->mCard->m_strCardId != card->m_strCardId) continue;
        item->setData(DeviceTable_ID, 0, card->m_strCardId);
        item->setData(DeviceTable_IP, 0, card->m_strCardIp);
        item->setData(DeviceTable_ScreenSize, 0, QString("%1 x %2").arg(card->m_iWidth).arg(card->m_iHeight));
        return;
    }
    new DeviceItem(card, mDeviceTable, this);
    nDeviceNum->setText(QString::number(mDeviceTable->topLevelItemCount()));

    QJsonObject json;
    json.insert("_id", "SyncTime");
    json.insert("_type", "SyncTime");
    json.insert("time", QDateTime::currentDateTime().toMSecsSinceEpoch());
    auto reply = NetReq("http://"+card->m_strCardIp+":2016/settings").timeout(120000).post(json);
    connect(reply, &QNetworkReply::finished, reply, &QNetworkReply::deleteLater);
}
void DevicePanel::clearUdpHeartbeat(LedCard *p) {
     int cnt = mDeviceTable->topLevelItemCount();
     for(int i=0; i<cnt; i++) {
         auto item = static_cast<DeviceItem*>(mDeviceTable->topLevelItem(i));
         if(item->mCard->m_strCardId != p->m_strCardId) continue;
         item->m_HeartbeatCount = 0;
         if(item->m_ImageOnline) {
             item->mCard->m_bOnLine = true;
             item->m_ImageOnline->setPixmap(QPixmap(":/res/device/O_Online.png"));
         }
         return;
     }
}

void DevicePanel::parseInfo(const QJsonObject &subObj, const QString &strIp) {
    LedCard *pLedCard = new LedCard(this);//alahover 没有释放
    pLedCard->m_strCardId=subObj["cardId"].toString();
    if(! strIp.isEmpty()) pLedCard->m_strCardIp = strIp;
    else {
        pLedCard->m_strCardIp = subObj["newIp"].toString();
        if(pLedCard->m_strCardIp.isEmpty()) pLedCard->m_strCardIp = subObj["ip"].toString();
    }
    pLedCard->m_iWidth=subObj["width"].toInt();
    pLedCard->m_iHeight=subObj["height"].toInt();
    pLedCard->starterversionName=subObj["versionName"].toString();
    pLedCard->starterPort=subObj["starterPort"].toInt();
    pLedCard->androidVersion=subObj["androidVersion"].toString();
    pLedCard->iHttpGetId=subObj["id"].toInt();
    pLedCard->androidHeight=subObj["androidHeight"].toInt();
    pLedCard->androidWidth=subObj["androidWidth"].toInt();
    pLedCard->lastActive=subObj["lastActive"].toInt();

    for(int i=0;i<mLedCards.count();i++) if(mLedCards.at(i)->m_strCardId==pLedCard->m_strCardId ) { //如果已经存在在列表中
        auto pOldLedCard = mLedCards.at(i);//获取到旧的对象指针
        pOldLedCard->m_bOnLine = true;
        if(! pOldLedCard->CompareHTTPGetParam(pLedCard)) {//如果ip地址变化了
            pOldLedCard->copyLedCardHTTPGetParam(pLedCard);
            addLedCard(pOldLedCard);//发送信号到界面
        } else {
            //post失败的概率比较小，所以这里是否需要平凡的更新，不需要刻意屏蔽该操作改为在其他点击操作中进行
            clearUdpHeartbeat(pOldLedCard);
        }
        delete pLedCard;
        return;
    }
    mLedCards.append(pLedCard);
    addLedCard(pLedCard);//发送信号到界面
}

STREAM_PACKET LedOkMakeStreamPacket(int iComType,int iLen,unsigned char *ucBuf,QString str) {
    STREAM_PACKET Temp;
    memset(&Temp, 0, sizeof(STREAM_PACKET));
    if(iLen>2048) return Temp;
    memset(Temp.SyncHead, 0x7e, 3);
    memset(Temp.ucSerialCode,0x00,20);
    char* ch;
    QByteArray ba = str.toLatin1(); // must
    ch=ba.data();
    memcpy(Temp.ucSerialCode,ch,ba.size());
    Temp.iLength=iLen;
    Temp.ucCommType=iComType;
    memcpy(Temp.pDataBuffer,ucBuf,iLen);
    Temp.pDataBuffer[Temp.iLength] = GetCheckCodeIn8(&Temp.ucCommType,Temp.iLength+sizeof(Temp.ucCommType)+sizeof(char)*20+sizeof(Temp.iLength));
    return Temp;
}
//UDP多网卡广播
void DevicePanel::RestoreLedCardIpByUdpCmd() {
    QList<QNetworkInterface> networkinterfaces = QNetworkInterface::allInterfaces();
    foreach (QNetworkInterface interfaces, networkinterfaces) {//networkinterfaces负责提供主机的IP地址和网络接口的列表
        foreach (QNetworkAddressEntry entry, interfaces.addressEntries()) {//QNetworkAddressEntry存储了一个IP地址，子网掩码和广播地址
            entry.setBroadcast(QHostAddress::Broadcast);
            QHostAddress broadcastAddress("255.255.255.255");
            entry.setBroadcast(QHostAddress::Broadcast);
            RESTORE_IP stTempIp;
            memset(&stTempIp,0x00,sizeof(RESTORE_IP));
            QString strNew=entry.ip().toString();
            int itempOffset = strNew.lastIndexOf(".");
            QString sstrNew=strNew.left(itempOffset)+".254";
            if(sstrNew.length()<=20) memcpy(stTempIp.cNewIp,sstrNew.toLatin1().data(),sstrNew.length());
            QString strMask=entry.netmask().toString();
            if(strMask.length()<=20)
            memcpy(stTempIp.cMask,strMask.toLatin1().data(),strMask.length());
            QString strGateway=entry.ip().toString();
            if(strGateway.length()<=20)
            memcpy(stTempIp.cGateway,strGateway.toLatin1().data(),strGateway.length());
            if(strGateway.length()<=20)
            memcpy(stTempIp.cDns,strGateway.toLatin1().data(),strGateway.length());
            STREAM_PACKET tempStreadPacket = LedOkMakeStreamPacket(COMMAND_ONLY_RESET_CARD_IP, 80, (unsigned char *)&stTempIp,"Broadcast!");
            int iLenPacket=tempStreadPacket.iLength+sizeof(int)+3*sizeof(unsigned char)+sizeof(char)+20*sizeof(char)+sizeof(char);/////除正文外的协议结构大小；
            QUdpSocket *tempUdpSocket = new QUdpSocket(this);
            if(!tempUdpSocket->bind(entry.ip())) break;
            tempUdpSocket->writeDatagram((char *)&tempStreadPacket,iLenPacket,broadcastAddress, 31296);
        }
    }
}