C#从入门到放弃--WPF导入导出

一、导出

　　　　　　　　　　　　　　　　　<Button
                            x:Name="btnExport"
                            IsEnabled="{Binding IsEnabled}"
                            Margin="{DynamicResource BtnMargin}"
                            controls:ButtonHelper.IconContent="{DynamicResource Icon_Export}"
                            Content="{DynamicResource Export}" Click="Export_ImageButton_Click" Height="36" VerticalAlignment="Bottom" />

 #region 事件
        //导出
        public void Export_ImageButton_Click(object sender, RoutedEventArgs e)
        {

            try
            {

                IWorkbook workbook = new HSSFWorkbook();
                string filename = "条质量查询报表";
                ISheet sheet = workbook.CreateSheet(filename);


                #region 设置文件样式
                ICellStyle style = workbook.CreateCellStyle();
                //字体
                IFont font = workbook.CreateFont();
                font.FontHeightInPoints = 10;//字体
                font.FontName = "微软雅黑";
                font.IsBold = true;

                //背景色
                style.FillForegroundColor = NPOI.HSSF.Util.HSSFColor.Grey25Percent.Index;
                style.FillPattern = FillPattern.SolidForeground;
                style.FillBackgroundColor = NPOI.HSSF.Util.HSSFColor.Grey25Percent.Index;
                style.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Center;
                style.SetFont(font);
                style.BorderBottom = NPOI.SS.UserModel.BorderStyle.Thin;
                style.BorderLeft = NPOI.SS.UserModel.BorderStyle.Thin;
                style.BorderRight = NPOI.SS.UserModel.BorderStyle.Thin;
                style.BorderTop = NPOI.SS.UserModel.BorderStyle.Thin;



                #endregion

                #region 获取查询条件下所有数据源
                ObservableCollection<StripQualityModel> models = new ObservableCollection<StripQualityModel>();
                var FeedbackData = this.Framework.GetData(Services.GetStripQualityInfo, this.vm.AMOEBA, this.vm.LINE_CODE, this.vm.PROC_START_TIME.ToString(), this.vm.P　　　　　　　　　　　　　　　　　　　　ROC_END_TIME.ToString(),
                 this.vm.WORKGROUP_CODE, this.vm.QUALITY_CATEGORY_CODE, 0, 1000000); /// add params 

                if (!FeedbackData.success)
                {
                    MessageBox.Show(FeedbackData.message.content);
                    return;
                }

                if (FeedbackData.data != null)
                {
                    models = JsonConvert.DeserializeObject<ObservableCollection<StripQualityModel>>(Convert.ToString(FeedbackData.data.data));

                }

                #endregion

                #region  表格数据
                List<String> listTitle = new List<String>();
                listTitle.Add("序号");
                listTitle.Add("排产日期");
                listTitle.Add("巴号");
                listTitle.Add("产线编码");
                listTitle.Add("班组编码");
                listTitle.Add("班组名称");
                listTitle.Add("班次");
                listTitle.Add("品质分类");
                listTitle.Add("最大值");
                listTitle.Add("最小值");
                listTitle.Add("平均值");
                listTitle.Add("检验次数");
                listTitle.Add("标准值");
                listTitle.Add("标准最大值");
                listTitle.Add("标准最小值");

                int iCurrentRowIndex =0;
                IRow rowTitle = sheet.CreateRow(iCurrentRowIndex);

                for (int i = 0; i < listTitle.Count; i++)
                {

                    ICell cell = rowTitle.CreateCell(i);
                    cell.CellStyle = style;
                    cell.SetCellValue(listTitle[i]);
                    sheet.SetColumnWidth(i, (sheet.GetColumnWidth(i) + Convert.ToInt32(sheet.GetColumnWidth(i) * 0.5)));//设置单元格宽度
                }

                iCurrentRowIndex++;
                if (models !=null)
                {
                    foreach (var item in models)
                    {
                        IRow currentRow = sheet.CreateRow(iCurrentRowIndex);
                        currentRow.CreateCell(0).SetCellValue((iCurrentRowIndex).ToString());
                        currentRow.CreateCell(1).SetCellValue(item.SHIFT_DATE);
                        currentRow.CreateCell(2).SetCellValue(item.AMOEBA);
                        currentRow.CreateCell(3).SetCellValue(item.WORKCENTER_CODE);
                        currentRow.CreateCell(4).SetCellValue(item.WORKGROUP_CODE);
                        currentRow.CreateCell(5).SetCellValue(item.WORKGROUP_NAME);
                        currentRow.CreateCell(6).SetCellValue(item.SHIFT_CODE);
                        currentRow.CreateCell(7).SetCellValue(item.QUALITY_CATEGORY_CODE);
                        currentRow.CreateCell(8).SetCellValue(item.MAX_VALUE.ToString());
                        currentRow.CreateCell(9).SetCellValue(item.MIN_VALUE.ToString());
                        currentRow.CreateCell(10).SetCellValue(item.AVRGE_VALUE.ToString());
                        currentRow.CreateCell(11).SetCellValue(item.INSPECTION_TIME.ToString());
                        currentRow.CreateCell(12).SetCellValue(item.CARDINAL_NUMBER.ToString());
                        currentRow.CreateCell(13).SetCellValue(item.MAX_DEVIATION.ToString());
                        currentRow.CreateCell(14).SetCellValue(item.MIN_DEVIATION.ToString());
                        iCurrentRowIndex++;
                    }
                }
                #endregion


                System.Windows.Forms.SaveFileDialog sfd = new System.Windows.Forms.SaveFileDialog();

                sfd.FileName = filename + DateTime.Now.ToString("yyyyMMddhhmmss");
                sfd.Filter = "Excel |*.xls";
                //sfd.DefaultExt = "Excel (*.XLSX)";
                sfd.Title = filename;

                sfd.AddExtension = false;

                var result = sfd.ShowDialog();

                if (result != System.Windows.Forms.DialogResult.Cancel)
                {
                    //新建文件流  
                    using (FileStream stream = new FileStream(sfd.FileName, FileMode.OpenOrCreate, FileAccess.Write))
                    {
                        int i = workbook.NumberOfSheets;
                        workbook.Write(stream);
                        stream.Flush();

                    }

                }
            }
            catch (Exception ex)
            {

                MessageBox.Show(ex.Message);
            }

        }

        #endregion

二、导入

IndexPage.xaml

 IndexPage.xaml.cs