public void refreshListBox()
{
listBoxDirectoryContent.Items.Clear();
listBoxDirectoryContent.Items.AddRange(directoryController.getDirectoryContent(dataProvider.getCurrentDirectory()).ToArray());
labelCurrentDirectory.Text = dataProvider.getCurrentDirectory();
if (listBoxDirectoryContent.Items.Count > 0)
{
listBoxDirectoryContent.SelectedIndex = 0;
}
}
