#ifndef NUMKEYDIA_H
#define NUMKEYDIA_H

#include "NumKeyBoard_global.h"
#include <QDialog>
#include <QScopedPointer>

// 向前声明
namespace Ui {
class NumKeyDia;
}
class NumKeyDiaPrivate;

class NUMKEYBOARD_EXPORT NumKeyDia : public QDialog
{
    Q_OBJECT
    // 声明私有类
    Q_DECLARE_PRIVATE(NumKeyDia)

public:
    explicit NumKeyDia(QWidget *parent = nullptr);
    ~NumKeyDia();

    static NumKeyDia *instance();

    void setValue(const QString &value);
    QString &getValue();

protected:
    bool eventFilter(QObject *obj, QEvent *event) override;

private slots:
    void on_btn_ok_clicked();
    void on_btn_cancel_clicked();
    void on_btn_clear_clicked();
    void on_btn_back_clicked();
    void btn_input_clicked();
    void closeKeyBoard();

private:
    // 使用 QScopedPointer 管理私有实现类
    QScopedPointer<NumKeyDiaPrivate> d_ptr;
    static NumKeyDia *singleton;

    // 禁用拷贝
    Q_DISABLE_COPY(NumKeyDia)
};

namespace KeyBoard
{
NUMKEYBOARD_EXPORT NumKeyDia *app();
};

#endif // NUMKEYDIA_H