Qt聊天界面

#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QWidget>
#include <QToolButton>
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QList>

class MyDialog : public QWidget
{
    Q_OBJECT

public:
    MyDialog(QWidget *parent = nullptr);
    ~MyDialog();

private:

    QToolButton *textButton;
    QVBoxLayout *vLayout;
    QHBoxLayout *hLayout;
    QToolButton *userButton[9];
    QList<QString> nameList;
    QList<QString> picList;
};
#endif // MAINWINDOW_H

#include "myDialog.h"
#include <QPixmap>
#include <QIcon>
#include <QVector>

MyDialog::MyDialog(QWidget *parent)
    : QWidget(parent)
{
    this->setGeometry(200, 400, 250, 700);
    this->setWindowTitle("MyQQ 2020");
    textButton = new QToolButton();
    textButton->setText("群成员");
    textButton->setSizePolicy(QSizePolicy::Preferred,QSizePolicy::Preferred);
    vLayout = new QVBoxLayout(this);
    vLayout->addWidget(textButton);
    vLayout->setContentsMargins(0, 0, 0, 680);

    nameList << "nil" << "yingge" << "旧日暮里"
             << "戏班保洁" << "环球要饭集团"<< "财务"
             << "﹏沐．唐ゞ" << "萌新2号" << "森の妖精";

    picList << ":/img/1.jpg" << ":/img/2.jpg" << ":/img/3.jpg"
            << ":/img/4.jpg" << ":/img/5.jpg" << ":/img/6.jpg"
            << ":/img/7.jpg" << ":/img/8.jpg" << ":/img/9.jpg";

     QVector<QToolButton *> vToolButton;
    for(int i=0; i<9; i++)
    {
        userButton[i] = new QToolButton();

        userButton[i]->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
        userButton[i]->setText(nameList[i]);
        userButton[i]->setAutoRaise(true);
        userButton[i]->setIcon(QPixmap(picList[i]));
        userButton[i]->setIconSize(QSize(50, 50));
        vToolButton.push_back(userButton[i]);
        vLayout->addWidget(userButton[i]);
    }

}

MyDialog::~MyDialog()
{
}