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Code Block

#ifndef SENDER_H
#define SENDER_H

#include <QObject>
#include <QUdpSocket>

class SenderReceiver : public QObject
{
    Q_OBJECT
public:
    explicit SenderReceiver(QObject *parent = 0);
    QUdpSocket *sendUdpSocket;
    QUdpSocket *receiveUdpSocket;
    void broadcastDatagram(QVector<float> v);
    void testia();
    QVector<float> v2;
signals:
    void sendReceivedData(QVector<float> v2);
public slots:
    //viestejä vastaanottava slot
    void processPendingDatagrams();
};

#endif // SENDER_H

Code Block

 #include "mainwindow.h"
#include "ui_mainwindow.h"

MainWindow::MainWindow(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::MainWindow)
{
    ui->setupUi(this);
    connect(&sender,SIGNAL(sendReceivedData(QVector<float>)),this,SLOT(dataReceivedSlot(QVector<float>)));
}

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

void MainWindow::on_pBSend_clicked()
{
    QVector <float> v1;
    v1.append(ui->lE_Send->text().toFloat());
    v1.append(ui->lE_Send_2->text().toFloat());
    v1.append(ui->lE_Send_3->text().toFloat());
    sender.broadcastDatagram(v1);
}

void MainWindow::dataReceivedSlot(QVector<float> v2)
{
    int i;
    float ftmp;
    QString tmp="";
    QString tmp2="";
    int koko=v2.size();
    for(i=0;i<koko;i++){
        ftmp=v2.at(i);
        tmp.setNum(ftmp);
        tmp2+=tmp;
        tmp2+="  ";
    }
    ui->lE_Receive->setText(tmp2);
}

Code Block


 #ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include "sender.h"

namespace Ui {
class MainWindow;
}

class MainWindow : public QMainWindow
{
    Q_OBJECT
    public:
    explicit MainWindow(QWidget *parent = 0);
    ~MainWindow();
    SenderReceiver sender;
private slots:
    void on_pBSend_clicked();
private:
    Ui::MainWindow *ui;
public slots:
    void dataReceivedSlot(QVector<float> v2);
};

#endif // MAINWINDOW_H

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