private void SetControl_StepID() { SortedSet <string> list = new SortedSet <string>(); var table = _modelContext.StdStep; if (table == null) { return; } string targetAreaID = this.TargetAreaID; foreach (var item in table) { string areaID = item.AREA_ID; if (areaID != targetAreaID) { continue; } if (ComboHelper.Equals(item.IS_USE_MASK, "Y") == false) { continue; } if (list.Contains(item.STEP_ID)) { continue; } list.Add(item.STEP_ID); } ComboHelper.SetComboEdit(this.StepComboEdit, list); }