今天在工作中碰到同事用了一種新型的方式導入excel,在此做個學習記錄。
插件:Aspose.Cells
第一步:准備好導出的模板,例子:
C#代碼:
#region 驗證數據 if (model == null) { throw new FriendlyException("無該月結單!"); } var templatePath = @"Template\trade\Cecsc2bHN\分包分供月度結算審批表.xlsx"; ; var resFileName = string.Empty; var bigTitle = string.Empty; var barCodeStr = string.Empty; if (string.IsNullOrEmpty(templatePath) || !File.Exists(templatePath)) { throw new FriendlyException("未找到模板文件!"); } #endregion #region 初始化模板文件 var wk = new Workbook(templatePath); var designer = new WorkbookDesigner(wk); #endregion #region 數據重構造 // 工程形象進度 #endregion #region 構造頭部信息 var topInfo = new Dictionary<string, object> { { "Title", bigTitle }, { "ProjectName", model.ProjectName }, { "Code", barCodeStr } }; #endregion MonthSettlementInfo monthInfo = new MonthSettlementInfo() { CurrentInContractSettlementAmount = 56.32M, TerminalInContractSettlementAmount = 123.32M, CurrentOutContractSettlementAmount = 6.32M, TerminalOutContractSettlementAmount = 5.32M, CurrentDeductionSettlementAmount = 12.32M, TerminalDeductionSettlementAmount = 26.32M, CurrentInContractSafeAmount = 2.32M, TerminalInContractSafeAmount = 1.32M, CurrentOutContractSafeAmount = 6.32M, TerminalOutContractSafeAmount = 8.32M, CurrentDeductionSafeAmount = 4.32M, TerminalDeductionSafeAmount = 3.32M, }; //形象進度描述 List<TradeSettleReportProjectProgressItemModel> ProjectProgressList = new List<TradeSettleReportProjectProgressItemModel>(); for (int i = 0; i < 3; i++) { TradeSettleReportProjectProgressItemModel Progressmodel = new TradeSettleReportProjectProgressItemModel() { ConstractArea = "測試水水水水水水" + i, Remark = "測試模擬的備注" + i, ProgressDesc = "測試撒子怕發送所屬" + i, ConstractSite = "場地" + i }; ProjectProgressList.Add(Progressmodel); } #region 工程名稱
//綁定數據到excel中
//designer.SetDataSource("綁定的到excle的變量名","對應的值") designer.SetDataSource("ProgressItem", ProjectProgressList); //list可以循環綁定 綁定的例子在下面。 designer.SetDataSource("ProjectName", model.ProjectName); designer.SetDataSource("ContractName", model.ContractName); designer.SetDataSource("ContractCode", model.ContractCode); designer.SetDataSource("MonthSettlementNo", model.MonthSettlementNo); designer.SetDataSource("ContractingUnit", model.ContractingUnit); designer.SetDataSource("SettlementCode", model.SettlementCode); designer.SetDataSource("EnterpriseName", model.EnterpriseName); designer.SetDataSource("ThirdPartyName", model.ThirdPartyName); designer.SetDataSource("SettlementMonth", model.SettlementMonth); designer.SetDataSource("TotalContractAmount", model.TotalContractAmount); designer.SetDataSource("SettlementAmountCapitalize", model.SettlementAmountCapitalize); #endregion #endregion #region 尾部 #endregion designer.Process(); wk.CalculateFormula(); #region 重新計算行高 var startRow = 9; var endRow = startRow; #endregion
/*
//修改單元格樣式
//橘色背景單元格樣式
Style orangeStyle = wb.CreateStyle(); ;
orangeStyle.Pattern = BackgroundType.Solid;
orangeStyle.ForegroundColor = Color.Orange;
orangeStyle.Font.Color = Color.Black;
orangeStyle.Font.Size = 10;
orangeStyle.IsTextWrapped = true;//單元格內容自動換行
orangeStyle.VerticalAlignment = TextAlignmentType.Center;//文字居中
orangeStyle.Font.Name = "宋體";//文字字體
orangeStyle.Borders[BorderType.LeftBorder].LineStyle = CellBorderType.Thin; //應用邊界線 左邊界線
orangeStyle.Borders[BorderType.RightBorder].LineStyle = CellBorderType.Thin; //應用邊界線 右邊界線
orangeStyle.Borders[BorderType.TopBorder].LineStyle = CellBorderType.Thin; //應用邊界線 上邊界線
orangeStyle.Borders[BorderType.BottomBorder].LineStyle = CellBorderType.Thin; //應用邊界線 下邊界線
foreach (var item in orangeBackgroundList)
{
Aspose.Cells.Range orangeW = wb.Worksheets[0].Cells.CreateRange(item.ID, item.Count, 1, 1);
orangeW.ApplyStyle(orangeStyle, new StyleFlag() { All = true });
}
//隱藏列
Cells cells = wb.Worksheets[0].Cells;
cells.HideColumns(7, 3);
*/
#region 導出文件 var fileName = $"{model.SettlementMonth.ToString("yyyy年MM月")}{resFileName}.xlsx"; using (var file = new MemoryStream()) { wk.Save(file, SaveFormat.Xlsx); wk.Dispose(); return new KeyValuePair<string, byte[]>(fileName, file.ToArray()); } #endregion
此種當時的重點是Excel模板的數據綁定:
第一種:單個值的綁定
第二種:列表值的循環綁定
完整代碼
Service層:

public KeyValuePair<string, byte[]> ExportSettle(TradeSettleReportModel model) { #region 驗證數據 if (model == null) { throw new FriendlyException("無該月結單!"); } var templatePath = @"Template\trade\Cecsc2bHN\分包分供月度結算審批表.xlsx"; ; var resFileName = string.Empty; var bigTitle = string.Empty; var barCodeStr = string.Empty; if (string.IsNullOrEmpty(templatePath) || !File.Exists(templatePath)) { throw new FriendlyException("未找到模板文件!"); } #endregion #region 初始化模板文件 var wk = new Workbook(templatePath); var designer = new WorkbookDesigner(wk); #endregion #region 數據重構造 // 工程形象進度 #endregion #region 構造頭部信息 var topInfo = new Dictionary<string, object> { { "Title", bigTitle }, { "ProjectName", model.ProjectName }, { "Code", barCodeStr } }; #endregion MonthSettlementInfo monthInfo = new MonthSettlementInfo() { CurrentInContractSettlementAmount = 56.32M, TerminalInContractSettlementAmount = 123.32M, CurrentOutContractSettlementAmount = 6.32M, TerminalOutContractSettlementAmount = 5.32M, CurrentDeductionSettlementAmount = 12.32M, TerminalDeductionSettlementAmount = 26.32M, CurrentInContractSafeAmount = 2.32M, TerminalInContractSafeAmount = 1.32M, CurrentOutContractSafeAmount = 6.32M, TerminalOutContractSafeAmount = 8.32M, CurrentDeductionSafeAmount = 4.32M, TerminalDeductionSafeAmount = 3.32M, }; //審批記錄 List<TradeSettleReportApprovalCommentsModel> approveModelList = new List<TradeSettleReportApprovalCommentsModel>(); for (int i = 0; i < 2; i++) { TradeSettleReportApprovalCommentsModel approveModel = new TradeSettleReportApprovalCommentsModel() { Approver = "admin" + i, Comments = "審批通過" + i, NodeName = "測試模板" + i, Seq = i }; approveModelList.Add(approveModel); } //形象進度描述 List<TradeSettleReportProjectProgressItemModel> ProjectProgressList = new List<TradeSettleReportProjectProgressItemModel>(); for (int i = 0; i < 3; i++) { TradeSettleReportProjectProgressItemModel Progressmodel = new TradeSettleReportProjectProgressItemModel() { ConstractArea = "測試水水水水水水" + i, Remark = "測試模擬的備注" + i, ProgressDesc = "測試撒子怕發送所屬" + i, ConstractSite = "場地" + i }; ProjectProgressList.Add(Progressmodel); } #region 工程名稱 designer.SetDataSource("CurrentInContractSettlementAmount", monthInfo.CurrentInContractSettlementAmount); designer.SetDataSource("TerminalInContractSettlementAmount", monthInfo.TerminalInContractSettlementAmount); designer.SetDataSource("CurrentOutContractSettlementAmount", monthInfo.CurrentOutContractSettlementAmount); designer.SetDataSource("TerminalOutContractSettlementAmount", monthInfo.TerminalOutContractSettlementAmount); designer.SetDataSource("CurrentDeductionSettlementAmount", monthInfo.CurrentDeductionSettlementAmount); designer.SetDataSource("TerminalDeductionSettlementAmount", monthInfo.TerminalDeductionSettlementAmount); designer.SetDataSource("CurrentInContractSafeAmount", monthInfo.CurrentInContractSafeAmount); designer.SetDataSource("TerminalInContractSafeAmount", monthInfo.TerminalInContractSafeAmount); designer.SetDataSource("CurrentOutContractSafeAmount", monthInfo.CurrentOutContractSafeAmount); designer.SetDataSource("TerminalOutContractSafeAmount", monthInfo.TerminalOutContractSafeAmount); designer.SetDataSource("CurrentDeductionSafeAmount", monthInfo.CurrentDeductionSafeAmount); designer.SetDataSource("TerminalDeductionSafeAmount", monthInfo.TerminalDeductionSafeAmount); designer.SetDataSource("DetailItem", approveModelList); designer.SetDataSource("ProgressItem", ProjectProgressList); designer.SetDataSource("ProjectName", model.ProjectName); designer.SetDataSource("ContractName", model.ContractName); designer.SetDataSource("ContractCode", model.ContractCode); designer.SetDataSource("MonthSettlementNo", model.MonthSettlementNo); designer.SetDataSource("ContractingUnit", model.ContractingUnit); designer.SetDataSource("SettlementCode", model.SettlementCode); designer.SetDataSource("EnterpriseName", model.EnterpriseName); designer.SetDataSource("ThirdPartyName", model.ThirdPartyName); designer.SetDataSource("SettlementMonth", model.SettlementMonth); designer.SetDataSource("TotalContractAmount", model.TotalContractAmount); designer.SetDataSource("SettlementAmountCapitalize", model.SettlementAmountCapitalize); #endregion #region 預算編號 //var _dic = this.GetLaborProSettleInfo(exportDataSource); //foreach (var item in _dic) //{ // designer.SetDataSource(item.Key, item.Value); //} #endregion #region 寫入數據 //foreach (var keyValuePair in topInfo) //{ // designer.SetDataSource(keyValuePair.Key, keyValuePair.Value); //} //designer.SetDataSource("ProjectProgress", exportDataSource.ProjectProgressItems); //designer.SetDataSource("MonthEstimate", exportDataSource.MonthEstimateOutputs); #region 表1 // Dictionary<string, decimal> dic = new Dictionary<string, decimal>(); if (dic != null) { foreach (var item in dic) { designer.SetDataSource(item.Key, item.Value); } } #endregion #endregion #region 尾部 #endregion #region 刪除模板sheet //wk.Worksheets.RemoveAt(wk.Worksheets["表2"].Index); //wk.Worksheets.RemoveAt(wk.Worksheets["表3"].Index); designer.Process(); wk.CalculateFormula(); #endregion #region 插入條形碼 //var barCode = BarCodeGenerator.GetBarCodePNG(barCodeStr); //var barCode = BarCodeGenerator.WriteQRCodeImg(barCodeStr); //wk.Worksheets[0].Pictures.Add(0, 0, 1, 1, new MemoryStream(barCode)); //wk.Worksheets[0].Pictures[0].Width = 60; //wk.Worksheets[0].Pictures[0].Width = 60; #endregion #region 重新計算行高 var startRow = 9; var endRow = startRow; #endregion #region 導出文件 var fileName = $"{model.SettlementMonth.ToString("yyyy年MM月")}{resFileName}.xlsx"; using (var file = new MemoryStream()) { wk.Save(file, SaveFormat.Xlsx); wk.Dispose(); return new KeyValuePair<string, byte[]>(fileName, file.ToArray()); } #endregion }
Interface層:
KeyValuePair<string, byte[]> ExportSettle(TradeSettleReportModel model);
Controller層:

[AllowAnonymous] [HttpPost("Export")] public async Task<IActionResult> Export() { TradeSettleReportModel model = new TradeSettleReportModel() { ProjectName = "測刷", ContractName = "測試合同名稱", ContractCode = "0010101012E", MonthSettlementNo = "0010101012E", ContractingUnit = "重慶市", SettlementCode = "EW2Z4523", EnterpriseName = "WZQ我在錢錢錢", ThirdPartyName = "第三方地中四年", SettlementMonth = DateTime.Now, SettlementAmountCapitalize = "壹拾貳萬叄仟壹佰貳拾叄元貳角伍分", }; var result = await Task.Run(() => tradeSettleCommonService.ExportSettle(model)); return File(result.Value, "application/octet-stream", result.Key); }