david
a501958189
git-svn-id: https://192.168.0.254/svn/Proyectos.LuisLeon_FactuGES/trunk@268 c93665c3-c93d-084d-9b98-7d5f4a9c3376
403 lines
11 KiB
ObjectPascal
403 lines
11 KiB
ObjectPascal
unit uEditorPreview;
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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, uEditorBase, ImgList, PngImageList, StdActns, ActnList, TBX,
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TB2Item, TB2Dock, TB2Toolbar, JvExControls, JvComponent, JvNavigationPane,
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TB2ExtItems, TBXExtItems, uViewPreview, frxClass, ComCtrls, frxPreview,
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JvFormAutoSize, JvAppStorage, JvAppRegistryStorage, JvFormPlacement,
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pngimage, frxExportImage, frxExportPDF, frxDCtrl, frxDMPExport,
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frxGradient, frxChBox, frxCross, frxRich, frxChart, frxOLE, frxBarcode,
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ExtCtrls, JvComponentBase, TBXStatusBars, JvExComCtrls, JvStatusBar;
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type
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IEditorPreview = interface(IEditorBase)
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['{43934C3E-2776-4F9E-9292-FB0D7DE2E4DA}']
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function GetReport: TfrxReport;
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property Report: TfrxReport read GetReport;
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procedure LoadFromStream(AStream : TStream);
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function ExportToFile : String;
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procedure Print;
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procedure Preview;
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function GetTablaImpresion: String;
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function GetIdTablaImpresion: String;
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procedure SetTablaImpresion (Value: String);
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procedure SetIdTablaImpresion (Value: String);
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property TablaImpresion: String read GetTablaImpresion write SetTablaImpresion;
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property IdTablaImpresion: String read GetIdTablaImpresion write SetIdTablaImpresion;
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end;
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TfEditorPreview = class(TfEditorBase, IEditorPreview)
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TBXToolbar1: TTBXToolbar;
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TBXItem33: TTBXItem;
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TBXItem34: TTBXItem;
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TBXItem39: TTBXItem;
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TBXSeparatorItem16: TTBXSeparatorItem;
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cbZoom: TTBXComboBoxItem;
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PreviewActionList: TActionList;
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PreviewSmallImageList: TPngImageList;
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PreviewLargeImageList: TPngImageList;
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actPrimeraPagina: TAction;
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actUltimaPagina: TAction;
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actPaginaAnterior: TAction;
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actPaginaSiguiente: TAction;
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TBXItem36: TTBXItem;
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actZoomIn: TAction;
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actZoomOut: TAction;
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actTodaPagina: TAction;
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actAnchoPagina: TAction;
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TBXSeparatorItem17: TTBXSeparatorItem;
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TBXItem37: TTBXItem;
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TBXItem40: TTBXItem;
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TBXItem41: TTBXItem;
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TBXItem42: TTBXItem;
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frxReport1: TfrxReport;
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actToolHand: TAction;
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actToolZoom: TAction;
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tbxZoom: TTBXItem;
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tbxMano: TTBXItem;
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TBXSeparatorItem18: TTBXSeparatorItem;
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frxBarCodeObject1: TfrxBarCodeObject;
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frxOLEObject1: TfrxOLEObject;
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frxChartObject1: TfrxChartObject;
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frxRichObject1: TfrxRichObject;
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frxCrossObject1: TfrxCrossObject;
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frxCheckBoxObject1: TfrxCheckBoxObject;
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frxGradientObject1: TfrxGradientObject;
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frxDotMatrixExport1: TfrxDotMatrixExport;
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frxDialogControls1: TfrxDialogControls;
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frxTIFFExport1: TfrxTIFFExport;
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frxPDFExport1: TfrxPDFExport;
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frxBMPExport1: TfrxBMPExport;
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TBXItem38: TTBXItem;
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TBXSeparatorItem19: TTBXSeparatorItem;
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TBXItem43: TTBXItem;
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TBXItem44: TTBXItem;
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TBXItem45: TTBXItem;
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TBXItem46: TTBXItem;
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TBXItem47: TTBXItem;
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TBXSubmenuItem2: TTBXSubmenuItem;
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TBXItem48: TTBXItem;
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TBXSubmenuItem3: TTBXSubmenuItem;
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TBXItem49: TTBXItem;
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TBXItem50: TTBXItem;
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TBXItem7: TTBXItem;
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TBXItem35: TTBXItem;
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procedure FormShow(Sender: TObject);
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procedure actPrimeraPaginaExecute(Sender: TObject);
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procedure actUltimaPaginaExecute(Sender: TObject);
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procedure actPaginaAnteriorExecute(Sender: TObject);
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procedure actPaginaSiguienteExecute(Sender: TObject);
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procedure actZoomInExecute(Sender: TObject);
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procedure actTodaPaginaExecute(Sender: TObject);
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procedure FormDestroy(Sender: TObject);
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procedure FormResize(Sender: TObject);
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procedure actImprimirExecute(Sender: TObject);
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procedure actAnchoPaginaExecute(Sender: TObject);
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procedure actZoomOutExecute(Sender: TObject);
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procedure cbZoomItemClick(Sender: TObject);
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procedure actToolHandExecute(Sender: TObject);
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procedure actToolZoomExecute(Sender: TObject);
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procedure actPaginaSiguienteUpdate(Sender: TObject);
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procedure actUltimaPaginaUpdate(Sender: TObject);
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procedure actPrimeraPaginaUpdate(Sender: TObject);
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procedure actPaginaAnteriorUpdate(Sender: TObject);
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private
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FPreview : TfrViewPreview;
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procedure OnPageChanged(Sender: TfrxPreview; PageNo: Integer);
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procedure UpdateZoom;
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procedure OnPrint(Sender: Tobject);
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protected
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FTablaImpresion: String;
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FIdTablaImpresion: String;
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function GetTablaImpresion: String;
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function GetIdTablaImpresion: String;
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procedure SetTablaImpresion (Value: String);
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procedure SetIdTablaImpresion (Value: String);
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function GetReport: TfrxReport; virtual;
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public
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property TablaImpresion: String read GetTablaImpresion write SetTablaImpresion;
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property IdTablaImpresion: String read GetIdTablaImpresion write SetIdTablaImpresion;
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constructor Create(AOwner: TComponent); override;
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property Report: TfrxReport read GetReport;
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procedure Print;
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procedure Preview;
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procedure LoadFromStream(AStream : TStream);
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function ExportToFile : String;
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end;
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implementation
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uses
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frxRes, frxUtils, frxPrinter,
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uCustomEditor, uSistemaFunc, uDataModuleImpresiones;
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{$R *.dfm}
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{ TfEditorBase1 }
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function TfEditorPreview.GetIdTablaImpresion: String;
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begin
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Result := FIdTablaImpresion;
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end;
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function TfEditorPreview.GetReport: TfrxReport;
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begin
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Result := frxReport1;
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end;
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function TfEditorPreview.GetTablaImpresion: String;
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begin
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Result := FTablaImpresion;
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end;
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procedure TfEditorPreview.FormShow(Sender: TObject);
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begin
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inherited;
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UpdateZoom;
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actPrimeraPagina.Execute;
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FPreview.ShowEmbedded(Self);
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Report.ShowPreparedReport;
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actAnchoPagina.Execute;
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end;
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procedure TfEditorPreview.actPrimeraPaginaExecute(Sender: TObject);
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begin
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inherited;
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FPreview.Preview.First;
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end;
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procedure TfEditorPreview.actPrimeraPaginaUpdate(Sender: TObject);
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begin
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inherited;
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(Sender as TAction).Enabled := (FPreview.Preview.PageNo > 1);
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end;
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procedure TfEditorPreview.actUltimaPaginaExecute(Sender: TObject);
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begin
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inherited;
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FPreview.Preview.Last;
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end;
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procedure TfEditorPreview.actUltimaPaginaUpdate(Sender: TObject);
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begin
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inherited;
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(Sender as TAction).Enabled := (FPreview.Preview.PageNo < FPreview.Preview.PageCount);
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end;
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procedure TfEditorPreview.actPaginaAnteriorExecute(Sender: TObject);
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begin
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inherited;
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FPreview.Preview.Prior;
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end;
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procedure TfEditorPreview.actPaginaAnteriorUpdate(Sender: TObject);
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begin
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inherited;
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(Sender as TAction).Enabled := (FPreview.Preview.PageNo > 1);
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end;
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procedure TfEditorPreview.actPaginaSiguienteExecute(Sender: TObject);
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begin
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inherited;
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FPreview.Preview.Next;
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end;
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procedure TfEditorPreview.actPaginaSiguienteUpdate(Sender: TObject);
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begin
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inherited;
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(Sender as TAction).Enabled := (FPreview.Preview.PageNo < FPreview.Preview.PageCount);
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end;
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procedure TfEditorPreview.actZoomInExecute(Sender: TObject);
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begin
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inherited;
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FPreview.Preview.Zoom := FPreview.Preview.Zoom + 0.25;
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UpdateZoom;
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end;
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procedure TfEditorPreview.UpdateZoom;
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begin
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cbZoom.Text := IntToStr(Round(FPreview.Preview.Zoom * 100)) + '%';
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end;
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procedure TfEditorPreview.actTodaPaginaExecute(Sender: TObject);
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begin
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inherited;
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FPreview.Preview.ZoomMode := zmWholePage;
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UpdateZoom;
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end;
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procedure TfEditorPreview.FormDestroy(Sender: TObject);
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begin
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inherited;
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FPreview.Free;
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end;
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procedure TfEditorPreview.FormResize(Sender: TObject);
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begin
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inherited;
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UpdateZoom;
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end;
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procedure TfEditorPreview.actImprimirExecute(Sender: TObject);
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begin
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inherited;
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Print;
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end;
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procedure TfEditorPreview.actAnchoPaginaExecute(Sender: TObject);
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begin
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inherited;
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FPreview.Preview.ZoomMode := zmPageWidth;
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UpdateZoom;
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end;
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procedure TfEditorPreview.actZoomOutExecute(Sender: TObject);
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begin
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inherited;
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FPreview.Preview.Zoom := FPreview.Preview.Zoom - 0.25;
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UpdateZoom;
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end;
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procedure TfEditorPreview.cbZoomItemClick(Sender: TObject);
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var
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s: String;
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begin
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FPreview.Preview.SetFocus;
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if cbZoom.ItemIndex = 6 then
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actAnchoPagina.Execute
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else if cbZoom.ItemIndex = 7 then
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actTodaPagina.Execute
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else
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begin
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s := cbZoom.Text;
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if Pos('%', s) <> 0 then
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s[Pos('%', s)] := ' ';
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while Pos(' ', s) <> 0 do
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Delete(s, Pos(' ', s), 1);
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if s <> '' then
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FPreview.Preview.Zoom := frxStrToFloat(s) / 100;
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end;
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UpdateZoom;
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end;
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procedure TfEditorPreview.actToolHandExecute(Sender: TObject);
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begin
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if tbxMano.Checked then
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FPreview.Preview.Tool := ptHand
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end;
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procedure TfEditorPreview.actToolZoomExecute(Sender: TObject);
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begin
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if tbxZoom.Checked then
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FPreview.Preview.Tool := ptZoom;
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end;
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procedure TfEditorPreview.OnPageChanged(Sender: TfrxPreview;
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PageNo: Integer);
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begin
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StatusBar.Panels[0].Text := Format(frxResources.Get('clPageOf'),
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[PageNo, Sender.PageCount]);
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end;
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procedure TfEditorPreview.OnPrint(Sender: Tobject);
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begin
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dmImpresiones.AnadirMarcaImpresion(TablaImpresion, IdTablaImpresion);
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end;
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constructor TfEditorPreview.Create(AOwner: TComponent);
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begin
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inherited;
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with cbZoom.Strings do
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begin
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Clear;
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Add('25%');
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Add('50%');
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Add('75%');
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Add('100%');
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Add('150%');
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Add('200%');
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Add(frxResources.Get('zmPageWidth'));
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Add(frxResources.Get('zmWholePage'));
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end;
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FPreview := TfrViewPreview.Create(Self);
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Report.Preview := FPreview.Preview;
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FPreview.Preview.OnPageChanged := OnPageChanged;
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FTablaImpresion := '-1';
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FIdTablaImpresion := '-1';
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end;
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procedure TfEditorPreview.Preview;
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begin
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Self.ShowModal;
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end;
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procedure TfEditorPreview.Print;
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begin
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FPreview.Preview.Report.OnPrintReport := onprint;
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if not frxPrinters.HasPhysicalPrinters then
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frxErrorMsg(frxResources.Get('clNoPrinters'))
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else
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FPreview.Preview.Print;
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Enabled := True;
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end;
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procedure TfEditorPreview.SetIdTablaImpresion(Value: String);
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begin
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FIdTablaImpresion := Value;
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end;
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procedure TfEditorPreview.SetTablaImpresion(Value: String);
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begin
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FTablaImpresion := Value;
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end;
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function TfEditorPreview.ExportToFile: String;
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var
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AFile : String;
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begin
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Result := '';
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AFile := DarFicheroTIFFTemporal;
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frxTIFFExport1.SeparateFiles := False;
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frxTIFFExport1.DefaultPath := ExtractFilePath(AFile);
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frxTIFFExport1.FileName := ExtractFileName(AFile);
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try
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if Report.Export(frxTIFFExport1) then
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Result := AFile;
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finally
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frxTIFFExport1.DefaultPath := '';
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frxTIFFExport1.FileName := '';
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end;
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end;
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procedure TfEditorPreview.LoadFromStream(AStream: TStream);
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begin
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Report.PreviewPages.LoadFromStream(AStream);
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end;
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initialization
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RegisterClass(TfEditorPreview);
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finalization
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UnRegisterClass(TfEditorPreview);
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end.
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