Qt5-控件-QRadioButton-单选按钮-用于从多个选项中选取一个-单选神器

#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include <QRadioButton>
#include <QButtonGroup>

class MainWindow : public QMainWindow
{
Q_OBJECT

public:
MainWindow(QWidget *parent = 0);
~MainWindow();

QRadioButton* radio0[10];
QRadioButton* radio1[10];

QButtonGroup*  group[10];
};

#endif // MAINWINDOW_H

#include "mainwindow.h"

MainWindow::MainWindow(QWidget *parent)
: QMainWindow(parent)
{
this->resize(400,300);
this->centralWidget();

QString str0[] = {"笔记本","电话","打印机"};
QString str1[] = {"萝卜","白菜","青椒"};

group[0] = new QButtonGroup(this);
group[1] = new QButtonGroup(this);

int xpos = 10 , ypos = 30 ;
for(int i=0;i<3;i++)
{
radio0[i] = new QRadioButton(str0[i],this);
group[0]->addButton(radio0[i]);
radio0[i]->setGeometry(xpos,ypos,100,30);

radio1[i] = new QRadioButton(str1[i],this);
group[1]->addButton(radio1[i]);
radio1[i]->setGeometry(xpos+110,ypos,100,30);

ypos += 50 ;
}
}

MainWindow::~MainWindow()
{

}

#include "mainwindow.h"
#include <QApplication>

int main(int argc, char *argv[])
{
QApplication a(argc, argv);
MainWindow w;
w.show();

return a.exec();
}