private void tsbChange_Click(object sender, System.EventArgs e)
 {
     BenefitNormsForElectric currentBS = this.GetCurrentBS();
     if (currentBS != BenefitNormsForElectric.Null)
     {
         BenefitNormsForElectricAddChangeForm form = new BenefitNormsForElectricAddChangeForm(currentBS);
         if (form.ShowDialog() == System.Windows.Forms.DialogResult.Yes)
         {
             this.bsBenefitNormsForElectric.set_Sort(this.bsBenefitNormsForElectric.get_Sort());
             this.bsBenefitNormsForElectric.set_Position(this.bsBenefitNormsForElectric.IndexOf(currentBS));
         }
     }
 }
 private void tsbAdd_Click(object sender, System.EventArgs e)
 {
     BenefitNormsForElectric bnfe = new BenefitNormsForElectric();
     BenefitNormsForElectricAddChangeForm form = new BenefitNormsForElectricAddChangeForm(bnfe);
     if (form.ShowDialog() == System.Windows.Forms.DialogResult.Yes)
     {
         this.bsBenefitNormsForElectric.Add(bnfe);
         this.bsBenefitNormsForElectric.set_Sort(this.bsBenefitNormsForElectric.get_Sort());
         this.bsBenefitNormsForElectric.set_Sort(this.bsBenefitNormsForElectric.get_Sort());
         this.bsBenefitNormsForElectric.set_Position(this.bsBenefitNormsForElectric.IndexOf(bnfe));
     }
 }