// Create an instance of Viewer
var viewer = new GrapeCity.ActiveReports.Viewer.Win.Viewer();
// Add an event handler for the Action event
viewer.Action += (sender, e) =>
{
  switch (e.Action)
  {
    case (HyperlinkAction hyperlinkAction):
      try
      {
        // Open the browser with the specified URL
        Process.Start(new ProcessStartInfo
        {
          FileName = hyperlinkAction.Url,
          UseShellExecute = true
        });
      }
      catch (Exception ex)
      {
        Console.WriteLine("An error occurred: " + ex.Message);
      }
      finally
      {
        e.Cancel = true;
      }
      break;
    case (DrillthroughAction drillthroughAction):
      // Show dialog for DrillthroughAction
      MessageBox.Show($"Drill through to: {drillthroughAction.TargetReport.LoadState}", "DrillThrough Action", MessageBoxButtons.OK);
      break;
    case (BookmarkAction bookmarkAction):
      // Show dialog for BookmarkAction
      MessageBox.Show($"Navigate to Bookmark: {bookmarkAction.TargetPage}", "Bookmark Action", MessageBoxButtons.OK);
      break;
    case (ApplyParametersAction applyParametersAction):
      // Show dialog for ApplyParametersAction
      var parameters = string.Join(", ", applyParametersAction.Parameters);
      MessageBox.Show($"Apply Parameters: {parameters}", "ApplyParameters Action", MessageBoxButtons.OK);
      break;
  }
};
// Load a report with a hyperlink action and other actions
viewer.LoadDocument("report.rdlx");