lazarus/components/dbexport/regdbexport.pp

{
    This file is part of the Free Pascal run time library.
    Copyright (c) 2007 by Michael Van Canneyt, member of the
    Free Pascal development team

    Registration of components and property editors for dbexport package.

    See the file COPYING.FPC, included in this distribution,
    for details about the copyright.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

 **********************************************************************}
unit regdbexport;

{$mode objfpc}{$H+}

interface

uses
  Classes, SysUtils, lresources, dbPropEdits, propedits,
  componenteditors, fpdataexporter, dialogs, sdb_consts;

Type
  { TExportFieldProperty }

  TExportFieldProperty = class(TFieldProperty)
  Public
    procedure FillValues(const Values: TStringList); override;
  end;

  { TDataExporterComponentEditor }

  TDataExporterComponentEditor = class(TComponentEditor)
  private
    procedure ExecuteExporter(Ex: TFPDataExporter);
  public
    function GetVerbCount: Integer; override;
    function GetVerb(Index: Integer): string; override;
    procedure ExecuteVerb(Index: Integer); override;
  end;

Procedure Register;

implementation

uses
  fpdbexport,
  fpstdExports,
  fpcsvexport,
  fpfixedexport,
  fpsimplexmlexport,
  fpsimplejsonexport,
  fptexexport,
  fpsqlexport,
  fprtfexport,
  fpdbfexport;

{ TDataExporterComponentEditor }

function TDataExporterComponentEditor.GetVerbCount: Integer;
begin
  Result:=1;
end;

function TDataExporterComponentEditor.GetVerb(Index: Integer): string;
begin
  Case Index of
    0: Result:=SExecute;
  else
    Result:=Inherited GetVerb(Index)
  end;
end;

procedure TDataExporterComponentEditor.ExecuteExporter(Ex : TFPDataExporter);

Var
  B: Boolean;

begin
  If Assigned(Ex) then
    If Not Assigned(Ex.Dataset) then
      ShowMessage(SErrNoDatasetAssigned)
    else
      begin
      B:=Not Ex.Dataset.Active;
      If B then
        Try
          Ex.Dataset.Open;
        except
          On E : Exception do
            begin
            ShowMessage(Format(SErrOpeningDataset,[E.Message]));
            Exit;
            end;
        end;
      Try
        Ex.Execute;
      Finally
        If B then Ex.Dataset.Close;
      end;
      end;
end;

procedure TDataExporterComponentEditor.ExecuteVerb(Index: Integer);

begin
  Case Index of
    0 : ExecuteExporter(GetComponent as TFPDataExporter);
  else
    Inherited
  end
end;


{ TExportFieldProperty }

procedure TExportFieldProperty.FillValues(const Values: TStringList);

Var
  FI : TExportFieldItem;

begin
  FI:=TExportFieldItem(GetComponent(0));
  If Assigned(FI.Exporter) and Assigned(FI.Exporter.Dataset) then
    FI.Exporter.Dataset.GetFieldNames(Values);
end;
Procedure Register;

begin
  RegisterComponents('Data Export',[TCSVExporter,
                                    TFixedLengthExporter,
                                    TSQLExporter,
                                    TSimpleXMLExporter,
                                    TSimpleJSONExporter,
                                    TFPDBFExport,
                                    TTexExporter,
                                    TRTFExporter,
                                    TStandardExportFormats,
                                    TFPDataExporter]);
  RegisterPropertyEditor(TypeInfo(string), TExportFieldItem, 'FieldName', TExportFieldProperty);
  RegisterComponentEditor(TFPDataExporter,TDataExporterComponentEditor) ;
end;

initialization
{$i dbexportimg.lrs}
end.