Remove unused method

filesystemwidget.cpp

@@ -20,12 +20,6 @@ FilesystemWidget::FilesystemWidget(QAbstractItemModel *model, QWidget *parent) :
     connect(m_listView->selectionModel(), &QItemSelectionModel::currentChanged, this, &FilesystemWidget::fileClicked);
 }
 
-void FilesystemWidget::setDir(const QString &dir)
-{
-    //m_model->setRootPath(dir);
-    //m_treeView->setRootIndex(m_model->index(m_model->rootPath()));
-}
-
 void FilesystemWidget::selectFile(int row)
 {
     QModelIndex index = m_model->index(row, 0);

filesystemwidget.h

@@ -13,7 +13,6 @@ class FilesystemWidget : public QWidget
     QAbstractItemModel *m_model;
 public:
     explicit FilesystemWidget(QAbstractItemModel *model, QWidget *parent = nullptr);
-    void setDir(const QString &dir);
 private slots:
     void selectFile(int row);
     void fileClicked(const QModelIndex &index, const QModelIndex &);

mainwindow.cpp

@@ -190,7 +190,6 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
         _lastDir = standardLocations.first();
 
     _lastDir = settings.value("mainwindow/lastdir", _lastDir).toString();
-    m_filesystem->setDir(_lastDir);
 
     QStringList args = QCoreApplication::arguments();
     args.removeFirst();
@@ -377,7 +376,6 @@ void MainWindow::loadFile(const QString &path)
             _lastDir = info.canonicalPath();
         QSettings settings;
         settings.setValue("mainwindow/lastdir", _lastDir);
-        m_filesystem->setDir(_lastDir);
     }
 }