git-svn-id: https://192.168.0.254/svn/Proyectos.Acana_FactuGES/trunk@4 3f40d355-893c-4141-8e64-b1d9be72e7e7
158 lines
4.0 KiB
ObjectPascal
158 lines
4.0 KiB
ObjectPascal
{
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===============================================================================
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Copyright (©) 2002. Rodax Software.
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===============================================================================
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Los contenidos de este fichero son propiedad de Rodax Software titular del
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copyright. Este fichero sólo podrá ser copiado, distribuido y utilizado,
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en su totalidad o en parte, con el permiso escrito de Rodax Software, o de
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acuerdo con los términos y condiciones establecidas en el acuerdo/contrato
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bajo el que se suministra.
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-----------------------------------------------------------------------------
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Web: www.rodax-software.com
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===============================================================================
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Fecha primera versión: 03-11-2002
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Versión actual: 1.0.0
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Fecha versión actual: 03-11-2002
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===============================================================================
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Modificaciones:
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Fecha Comentarios
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---------------------------------------------------------------------------
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===============================================================================
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}
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unit TablaProvincias;
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interface
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uses
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//Generales
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SysUtils, Classes, Controls, IBSQL, cxGridDBTableView, cxCustomData, DB,
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//Particulares
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IBCustomDataSet, Variants,
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//Aplicacion
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Framework, StrFunc, Entidades, Constantes, BaseDatos;
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type
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TdmTablaProvincias = class(TDataModule)
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private
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procedure IniciarSQL;
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public
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TablaProvincias : TIBDataSet;
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sqlGrid : TStrings;
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function darCodigoProvincia(Descripcion : String) : Variant;
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function darNombreProvincia (Codigo : Variant) : string;
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constructor Create (AOwner : TComponent); override;
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destructor Destroy; override;
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procedure InicializarGridProvincias(var vGrid: TcxGridDBTableView);
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end;
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var
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dmTablaProvincias : TdmTablaProvincias;
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implementation
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{$R *.DFM}
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constructor TdmTablaProvincias.Create (AOwner : TComponent);
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begin
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inherited;
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sqlGrid := TStringList.Create;
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IniciarSQL;
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end;
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destructor TdmTablaProvincias.Destroy;
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begin
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sqlGrid.Free;
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inherited;
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end;
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procedure TdmTablaProvincias.IniciarSQL;
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begin
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with sqlGrid do
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begin
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Add('select DESCRIPCION, CODIGO');
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Add('from PROVINCIAS');
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end;
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end;
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function TdmTablaProvincias.darCodigoProvincia(Descripcion: String): Variant;
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var
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oSQL : TIBSQL;
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Codigo : String;
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begin
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oSQL := TIBSQL.Create(Self);
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Codigo := '';
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with oSQL do
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begin
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Database := dmBaseDatos.BD;
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Transaction := dmBaseDatos.Transaccion;
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SQL.Add('select CODIGO from PROVINCIAS ');
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SQL.Add('where DESCRIPCION = :DESCRIPCION');
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try
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ParamByName('DESCRIPCION').AsString := AnsiUpperCase(Descripcion);
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Prepare;
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ExecQuery;
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Codigo := Fields[0].AsString;
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if (Codigo = '') then
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Result := NULL
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else
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Result := Codigo;
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finally
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Close;
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Transaction := NIL;
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Free;
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end;
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end;
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end;
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procedure TdmTablaProvincias.InicializarGridProvincias(var vGrid: TcxGridDBTableView);
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var
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Columna : TcxGridDBColumn;
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begin
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with vGrid do begin
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{Columna DESCRIPCION}
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Columna := CreateColumn;
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Columna.DataBinding.FieldName := 'DESCRIPCION';
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Columna.Caption := 'Nombre de la provincia';
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Columna.Options.Filtering := False;
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Columna.SortOrder := soAscending;
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end;
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end;
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function TdmTablaProvincias.darNombreProvincia(Codigo: Variant): string;
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var
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oSQL : TIBSQL;
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Descripcion : String;
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begin
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Descripcion := '';
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oSQL := TIBSQL.Create(Self);
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with oSQL do
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begin
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Database := dmBaseDatos.BD;
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Transaction := dmBaseDatos.Transaccion;
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SQL.Add('select DESCRIPCION');
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SQL.Add('from PROVINCIAS');
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SQL.Add('where CODIGO = :CODIGO');
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try
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ParamByName('CODIGO').AsString := Codigo;
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Prepare;
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ExecQuery;
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Descripcion := Fields[0].AsString;
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Result := Descripcion;
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except
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Close;
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Transaction := NIL;
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Free;
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end;
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end;
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end;
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end.
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