/// <summary>
        /// Called when the user selects the "Filter..." action in the action box
        /// </summary>
        private void OnFilter_Clicked(object sender, LinkLabelLinkClickedEventArgs e)
        {
            EventlogPlugin evtPlugin = (EventlogPlugin)base.pi;

            LogPropertiesDlg lpDlg = new LogPropertiesDlg(
                base.container,
                this,
                evtPlugin,
                lvEvents,
                null,
                ef,
                "FilterProperities");
            lpDlg.SetData();
            lpDlg.ShowDialog(this);
            if (lpDlg.DialogResult == DialogResult.OK)
            {
                EventFilterControl filterform = (EventFilterControl)lpDlg.GetPage("FilterProperities");
                ef = filterform.Filter;
                lblFiltered.Visible = true;
                lactreeNode.Tag = ef;
                FillComboWithLogCount();
            }
        }
 /// <summary>
 /// Called when the user selects the "Event properties..." action in the action box
 /// </summary>
 private void OnEventProperties_Clicked()
 {
     LogPropertiesDlg lpDlg = new LogPropertiesDlg(
          base.container,
          this,
          (EventlogPlugin)base.pi,
          lvEvents,
          null,
          ef,
          "LogProperities");
     lpDlg.SetData();
     lpDlg.ShowDialog(this);
     if (lpDlg.DialogResult == DialogResult.OK)
     {
         EventFilterControl filterform = (EventFilterControl)lpDlg.GetPage("FilterProperities");
         ef = filterform.Filter;
         lblFiltered.Visible = ef != null;
         lactreeNode.Tag = ef;
         FillComboWithLogCount();
     }
 }