private void DirectoryDialogOpened(object sender, SelectedDirectoryEventArgs e)
        {
            string selectedDirectory = e.SelectedDirectory;

            if (_priewDirectory != selectedDirectory)
            {
                _priewDirectory       = selectedDirectory;
                TextBoxDirectory.Text = selectedDirectory;

                StartNewMonitoring(selectedDirectory);
            }
        }
 protected void OnDialogOpened(object sender, SelectedDirectoryEventArgs e)
 {
     DialogOpened?.Invoke(sender, e);
 }