mainwindow.h

#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include <memory>
#include <QDir>

namespace Ui {
class MainWindow;
}

class main_window : public QMainWindow
{
    Q_OBJECT

public:
    explicit main_window(QWidget *parent = 0);
    ~main_window();

private slots:
    void select_directory();
    void start_search();
    void show_about_dialog();
    void select_useless();
    void delete_useless();
    void addToTreeUI(std::map<QByteArray, QVector<std::pair<QString, int>>> hashs);
    void setProgress(long long MAXS);
    void doFinishThings();
    void interruption();

private:
    std::unique_ptr<Ui::MainWindow> ui;
    QString curDir;
    qint64 sum = 0;
    qint64 sumProgress = 0;
    std::clock_t time;
    QThread* thread = nullptr;
};

#endif // MAINWINDOW_H