#ifndef MAINWINDOW_H #define MAINWINDOW_H #include "qprogressdialog.h" #include #include #include #include #include #include QT_BEGIN_NAMESPACE namespace Ui { class MainWindow; } QT_END_NAMESPACE class MainWindow : public QMainWindow { Q_OBJECT public: MainWindow(QWidget *parent = nullptr); ~MainWindow(); void loadTextFile(const QString& fileName); void dragEnterEvent(QDragEnterEvent *event); void dropEvent(QDropEvent *event); private slots: void onOpenButtonClicked(); void onSaveButtonClicked(); private: Ui::MainWindow *ui; QProgressDialog* progressDialog; // 添加进度对话框指针 QMenu* menuFile; QAction* actionFile; }; #endif // MAINWINDOW_H