Inheritance: System.Windows.Forms.Form
        protected override void OnClick()
        {
            ArcMap.Application.CurrentTool = null;
            ExportReport exportReport = new ExportReport();

            exportReport.Show();
        }
 protected override void OnClick()
 {
     ArcMap.Application.CurrentTool = null;
     ExportReport exportReport = new ExportReport();
     exportReport.Show();
 }