TdxReportUIExportFormats Type

A set of flags that correspond to report data export formats.

Declaration

TdxReportUIExportFormats = set of TdxReportUIExportFormat;

Referenced Class

Type	Description
TdxReportUIExportFormat	A flag that indicates a report export data format.

Remarks

A TdxReportUIExportFormats value can include any combination of TdxReportExportFormat flags to indicate data formats for report export operations.

Code Example: Load and Populate Report Templates from Datasets

This code example loads an XML-based report template (REPX) from a dataset, configures export settings, populates the template with data from another dataset, and displays the report preview:

Delphi

uses
  dxReport,  // Declares the TdxReport component and related types
  dxBackend.ConnectionString.JSON.DataSet;  // Declares the TdxBackendDataSetJSONConnection component
// ...

procedure TMyForm.Button1Click(Sender: TObject);
var
  ADataConnection: TdxBackendDataSetJSONConnection;
  AReport: TdxReport;
  ALayoutStream: TStream;
begin
  ADataConnection := TdxBackendDataSetJSONConnection.Create(Self);
  try
    ADataConnection.Name := 'DataSetJSONData';
    ADataConnection.DataSets.Add('Data', FDataSource);
    AReport := TdxReport.Create(Self);
    try
      AReport.ReportName := 'Report';
      ALayoutStream := FLayoutDataSet.CreateBlobStream(FLayoutDataSet.FieldByName('Layout'), bmRead);
      try
        AReport.Layout.LoadFromStream(ALayoutStream);
      finally
        ALayoutStream.Free;
      end;
      AReport.Language := 'fr-FR';
      AReport.ExportFormats := [TdxReportUIExportFormat.PDF,
        TdxReportUIExportFormat.RTF, TdxReportUIExportFormat.HTML];
      AReport.FilterString := 'id = 5';
      AReport.ShowViewer;
    finally
      AReport.Free;
    end;
  finally
    ADataConnection.Free;
  end;
end;

C++

#include "dxReport.hpp"  // Declares the TdxReport component and related types
#include "dxBackend.ConnectionString.JSON.DataSet.hpp" // Declares the TdxBackendDataSetJSONConnection component

// Add the following linker directives to the corresponding CPP source file:
#pragma link "dxReport"  // Required to use dxReport.hpp declarations
#pragma link "dxBackend.ConnectionString.JSON.DataSet" //Required to use TdxBackendDataSetJSONConnection declarations
// ...

void __fastcall TMyForm::Button1Click(TObject *Sender)
{
  TdxBackendDataSetJSONConnection *ADataConnection;
  TdxReport *AReport;
  TStream *ALayoutStream;
  ADataConnection = new TdxBackendDataSetJSONConnection(this);
  try
  {
    ADataConnection->Name = "DataSetJSONData";
    ADataConnection->DataSets->Add("Data", FDataSource);
    AReport = new TdxReport(this);
    try
    {
      AReport->ReportName = "Report";
      ALayoutStream = FLayoutDataSet->CreateBlobStream(FLayoutDataSet->FieldByName("Layout"), bmRead);
      try
      {
        AReport->Layout->LoadFromStream(ALayoutStream);
      }
      __finally
      {
        delete ALayoutStream;
      }
      AReport->Language = "fr-FR";
      AReport->ExportFormats = TdxReportUIExportFormats() << TdxReportUIExportFormat::PDF
        << TdxReportUIExportFormat::RTF << TdxReportUIExportFormat::HTML;
      AReport->FilterString = "id = 5";
      AReport->ShowViewer();
    }
    __finally
    {
      delete AReport;
    }
  }
  __finally
  {
    delete ADataConnection;
  }
}

Direct TdxReportUIExportFormats Type Reference

The following properties reference the TdxReportUIExportFormats type:

TdxReport.ExportFormats

Specifies export formats available in the Report Viewer dialog.

TdxCustomReportControl.ExportFormats

Specifies export formats available in the TdxReportControl and Report Viewer UI.