RSSWeatherLayer.WeatherItemSelectionDlg.HideProgressBar C# (CSharp) Method

    private void HideProgressBar()
    {
      //test whether Invoke is required (was this call made on a different thread than the main thread?)
      if (this.progressBar1.InvokeRequired)
      {
        //call itself on the main thread
        ShowProgressBarCallBack d = new ShowProgressBarCallBack(HideProgressBar);
        this.Invoke(d);
      }
      else
      {
        //set the visibility
        btnRefreshList.Visible = true;
        progressBar1.Visible = false;
      }
    }