1、菜单管理模块:用户可以通过点击"Add Item"按钮来添加菜单项,弹出一个对话框让用户输入菜品的名称、描述和价格。添加菜单项后,菜单列表会自动更新显示所有的菜单项。
```cpp
#include <QtWidgets>
class MenuItem
{
public:
QString name;
QString description;
double price;
};
class MenuManager : public QWidget
{
Q_OBJECT
public:
MenuManager(QWidget *parent = nullptr)
: QWidget(parent)
{
QVBoxLayout *mainLayout = new QVBoxLayout;
setLayout(mainLayout);
menuListWidget = new QListWidget;
mainLayout->addWidget(menuListWidget);
addButton = new QPushButton("Add Item");
mainLayout->addWidget(addButton);
connect(addButton, &QPushButton::clicked, this, &MenuManager::addItem);
}
private slots:
void addItem(