text: #ifndef MAINWINDOW_H
  #define MAINWINDOW_H
  
  #include <QMainWindow>
  #include <QSortFilterProxyModel>
  
  
  namespace Ui {
  class MainWindow;
  }
  
  class MainWindow : public QMainWindow
  {
    Q_OBJECT
  
    QSortFilterProxyModel* mSFModel;
    QSortFilterProxyModel* mSFModel2;
  
  public:
    explicit MainWindow(QWidget *parent = 0);
    ~MainWindow();
  
  private slots:
    void on_lineEdit_textChanged(const QString &_NewText);
  
  private:
    Ui::MainWindow *ui;
  };
  
  #endif // MAINWINDOW_H
  