private void grpDsp1_SelectionChange(GroupDisplayer sender)
        {
            Logger.EnteringMethod();
            int total = sender.SelectedRules.Count + sender.SelectedGroups.Count;

            btnEdit.Enabled      = (total == 1);
            btnDelete.Enabled    = (total > 0);
            btnSaveRules.Enabled = (total > 0);

            if (sender.SelectedGroups.Count == 1)
            {
                btnAddAndGroup.Enabled = true;
                btnAddOrGroup.Enabled  = true;
                btnAddRule.Enabled     = true;
                btnLoadRules.Enabled   = true;
                if (sender.Equals(grpDspPackageLevel))
                {
                    _currentGroupPackageLevel = sender.SelectedGroups[0];
                }
                else
                {
                    _currentGroupUpdateLevel = sender.SelectedGroups[0];
                }
            }
            else
            {
                btnAddAndGroup.Enabled = false;
                btnAddOrGroup.Enabled  = false;
                btnAddRule.Enabled     = false;
                btnLoadRules.Enabled   = false;
            }
        }
 private void grpDsp1_EditionRequest(GroupDisplayer sender)
 {
     Logger.EnteringMethod();
     sender.InnerGroup.Edit();
     if (sender.Equals(grpDspUpdateLevel))
     {
         grpDspUpdateLevel.Initialize(_masterGroupUpdateLevel);
     }
     else
     {
         grpDspPackageLevel.Initialize(_masterGroupPackageLevel);
     }
 }