private void btnFinishVote_Click(object sender, EventArgs e) { tabControl.TabPages.Add(tabResult); tabControl.TabPages.Remove(tabVote); _electoralService.CalculateVotes(); foreach (var item in _electoralService.CandidateDatas) { dtgResult.Rows.Add(item.Name, item.Vote, item.PercVote.ToString("F1")); } _screenService.DefineIndex(0); RefreshComponentsTabResult(); }