private GrapeCity.ActiveReports.SectionReport sectionReport = new GrapeCity.ActiveReports.SectionReport();
private bool isCancelled = false;
private void button_Click(object sender, RoutedEventArgs e)
{
	sectionReport.Document.PrintAborted  += (sender, e) =>
	{
		isCancelled = true;
	};
	//To call the Print method, add a reference to Viewer.Win or Viewer.WPF
	sectionReport.Document.Print();
}