private void DoSaveSettingsExecute()
 {
     Mouse.OverrideCursor = System.Windows.Input.Cursors.Wait;
     try
     {
         SettingsSingleton.getInstance().SaveSettings();
     }
     catch (Exception ex)
     {
         MessageBox.Show("Exception found on DoSaveSettingsExecute :" + ex.Message);
     }
     Mouse.OverrideCursor = System.Windows.Input.Cursors.Arrow;
 }
 public SettingsViewModel()
 {
     SettingsHolder = SettingsSingleton.getInstance().GetSettings();
 }