david
3ed1acbf21
git-svn-id: https://192.168.0.254/svn/Proyectos.LuisLeon_FactuGES/trunk@64 c93665c3-c93d-084d-9b98-7d5f4a9c3376
104 lines
3.4 KiB
ObjectPascal
104 lines
3.4 KiB
ObjectPascal
unit uRptFacturasCliente_Server;
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interface
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uses
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Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
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Dialogs, frxClass, frxDBSet, uDAScriptingProvider,
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uDADataTable, uDACDSDataTable, DB, uDAClasses, frxChart, frxGradient,
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frxChBox, frxCross, frxOLE, frxBarcode, frxRich, uDABINAdapter, uROTypes,
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uDAInterfaces;
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type
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TRptFacturasCliente = class(TDataModule)
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DADataCabecera: TDADataSource;
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DADataDetalles: TDADataSource;
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tbl_FacturaCliente: TDACDSDataTable;
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tbl_DetallesFacturaCliente: TDACDSDataTable;
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DABINAdapter: TDABINAdapter;
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frxRichObject1: TfrxRichObject;
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frxBarCodeObject1: TfrxBarCodeObject;
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frxOLEObject1: TfrxOLEObject;
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frxCrossObject1: TfrxCrossObject;
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frxCheckBoxObject1: TfrxCheckBoxObject;
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frxGradientObject1: TfrxGradientObject;
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frxChartObject1: TfrxChartObject;
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frxDBCabecera: TfrxDBDataset;
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frxDBDetalles: TfrxDBDataset;
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DADataVencimientos: TDADataSource;
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tbl_Vencimientos: TDACDSDataTable;
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frxDBDataset1: TfrxDBDataset;
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schReport: TDASchema;
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DataDictionary: TDADataDictionary;
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frxReport: TfrxReport;
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procedure DataModuleCreate(Sender: TObject);
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private
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FConnection: IDAConnection;
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public
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function GenerarFactura(const AFacturaID : Integer): Binary;
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end;
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implementation
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{$R *.dfm}
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uses
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uDataModuleServer, schFacturasClienteClient_Intf;
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const
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rptFacturaCliente = 'InfFacturaCliente.fr3';
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{ Dataset names for schReport }
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ds_InformeFacturasCliente = 'InformeFacturasCliente';
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ds_InformeFacturasCliente_Detalles = 'InformeFacturasCliente_Detalles';
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ds_InformeFacturasCliente_Vencimientos = 'InformeFacturasCliente_Vencimientos';
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{ TRptFacturasCliente }
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procedure TRptFacturasCliente.DataModuleCreate(Sender: TObject);
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begin
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schReport.ConnectionManager := dmServer.ConnectionManager;
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FConnection := dmServer.DarNuevaConexion;
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frxReport.EngineOptions.NewSilentMode := simReThrow;
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end;
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function TRptFacturasCliente.GenerarFactura(const AFacturaID: Integer): Binary;
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var
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dsMaster: IDADataset;
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dsDetail: IDADataset;
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dsVencimientos : IDADataset;
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AStream: TMemoryStream;
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begin
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AStream := TMemoryStream.Create;
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Result := Binary.Create;
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FConnection.BeginTransaction;
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try
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dsMaster := schReport.NewDataset(FConnection, ds_InformeFacturasCliente, ['ID'], [AFacturaID]);
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dsDetail := schReport.NewDataset(FConnection, ds_InformeFacturasCliente_Detalles, ['ID_FACTURA'], [AFacturaID], False);
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dsVencimientos := schReport.NewDataset(FConnection, ds_InformeFacturasCliente_Vencimientos, ['ID_FACTURA'], [AFacturaID], False);
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AStream.Clear;
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DABINAdapter.WriteDataset(AStream, dsMaster, [woRows, woSchema], -1);
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DABINAdapter.ReadDataset(AStream, tbl_FacturaCliente, TRUE, '', TRUE, TRUE);
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AStream.Clear;
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DABINAdapter.WriteDataset(AStream, dsDetail, [woRows, woSchema], -1);
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DABINAdapter.ReadDataset(AStream, tbl_DetallesFacturaCliente, TRUE, '', TRUE, TRUE);
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AStream.Clear;
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DABINAdapter.WriteDataset(AStream, dsVencimientos, [woRows, woSchema], -1);
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DABINAdapter.ReadDataset(AStream, tbl_Vencimientos, TRUE, '', TRUE, TRUE);
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frxReport.LoadFromFile(DarRutaInformes + rptFacturaCliente, True);
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frxReport.PrepareReport;
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frxReport.PreviewPages.SaveToStream(Result);
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finally
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AStream.Free;
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FConnection.RollbackTransaction;
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end;
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end;
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end.
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