public void ChangeExcelPath(string newPath)
{
if (_excelDirectoryListener != null)
{
_excelDirectoryListener.Stop();
}
// save
Config.ExcelPath = newPath;
JsonHelp.SaveFile(GlobalConfigPath, _globalConfig);
_excelDirectoryListener = FileListener.FetchFileListener(Config.ExcelPath, OnExcelPathChange);
ReloadExcelPath();
}