Qt点击按钮在附近弹出下拉框

效果

MainWindow.h

#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include"toollayout.h"
QT_BEGIN_NAMESPACE
namespace Ui {
    class MainWindow; }
QT_END_NAMESPACE

class MainWindow : public QMainWindow
{
   
    Q_OBJECT

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

private:
    Ui::MainWindow *ui;
    QAction *actionIpSet;
    QAction *actionAuthorize;
    ToolLayout *myToolLayout;
private slots:
    void slot_action_triggered(QAction *action);
};
#endif // MAINWINDOW_H

MainWindow.cpp

#include "mainwindow.h"
#include "ui_mainwindow.h"
#include"QHBoxLayout"
MainWindow::MainWindow(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::MainWindow)
{
   
    ui->setupUi(