// private ObservableCollection<ProductTypeStatistic> listTmpStatitis = new ObservableCollection<ProductTypeStatistic>(); void LoadInstanceStatistic() { #region craft //listInstanceStatistic = new ObservableCollection<InstanceStatistic>(); //listInstanceStatistic = new ObservableCollection<InstanceStatistic>(); //var listOutPut = DataProvider.Ins.DB.Output_Form.Where( // x => x.Output_Date >= startTimePicker // && x.Output_Date <= endDay); #endregion try { // var listProductTmp = DataProvider.Ins.DB.usp_GetProductInDay(startDay, endDay); // var listProductTmp= ListInstanceStatistic = manage.getProductPeriod(startDay, endDay); ListTypeProduct = manage.getTypeList(); } catch (Exception e) { MessageBox.Show(e.Message); } #endregion }