#ifndef MAINWINDOW_H #define MAINWINDOW_H #include #include namespace Ui { class MainWindow; } // Forward declaration class QProgressBar; class GoldbachModel; class MainWindow : public QMainWindow { Q_OBJECT private: Ui::MainWindow* ui = nullptr; QProgressBar* progressBar = nullptr; GoldbachModel* model = nullptr; QTime time; public: explicit MainWindow(QWidget *parent = nullptr); ~MainWindow() override; private slots: void on_lineEditNumber_textEdited(const QString &arg1); void on_pushButtonCalculate_clicked(); void on_pushButtonStop_clicked(); void calculationDone(long long sumCount); void updateProgressBar(int percent); }; #endif // MAINWINDOW_H