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125 lines
4.0 KiB
Plaintext
125 lines
4.0 KiB
Plaintext
/*
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* Harbour Project source code:
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* __dbList() function
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*
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* Copyright 2000 Luiz Rafael Culik <culik@sl.conex.net>
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* www - http://harbour-project.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING.txt. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
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*
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* As a special exception, the Harbour Project gives permission for
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* additional uses of the text contained in its release of Harbour.
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*
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* The exception is that, if you link the Harbour libraries with other
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* files to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the Harbour library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the Harbour
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* Project under the name Harbour. If you copy code from other
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* Harbour Project or Free Software Foundation releases into a copy of
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* Harbour, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for Harbour, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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*/
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/* NOTE: lAll is a dummy parameter, nothing seems to depend on it. [vszakats] */
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PROCEDURE __dbList( lOff, abEval, lAll, bFor, bWhile, nNext, nRecord, lRest, lToPrint, cToFileName )
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LOCAL lOldPrinter
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LOCAL lOldExtra
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LOCAL cOldExtraFile
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LOCAL cPath
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LOCAL cName
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LOCAL cExt
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LOCAL oError
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LOCAL lError := .F.
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LOCAL bOutBlock
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/* Choose the output style */
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IF lOff
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bOutBlock := {|| QOut( iif( Deleted(), "*", " " ) ),;
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AEval( abEval, {| bEval | QQOut( Eval( bEval ), "" ) } ) }
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ELSE
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bOutBlock := {|| QOut( Str( RecNo(), 7 ), iif( Deleted(), "*", " " ) ),;
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AEval( abEval, {| bEval | QQOut( Eval( bEval ), "" ) } ) }
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ENDIF
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/* Save SETs */
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IF ! Empty( lToPrint )
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lOldPrinter := Set( _SET_PRINTER, .T. )
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ENDIF
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IF ! Empty( cToFileName )
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hb_FNameSplit( cToFileName, @cPath, @cName, @cExt )
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IF Set( _SET_DEFEXTENSIONS ) .AND. Empty( cExt )
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cExt := ".txt"
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ENDIF
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lOldExtra := Set( _SET_EXTRA, .T. )
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cOldExtraFile := Set( _SET_EXTRAFILE, hb_FNameMerge( cPath, cName, cExt ) )
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ENDIF
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/* Do the job */
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BEGIN SEQUENCE
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IF Empty( lAll ) .AND. ;
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Empty( bFor ) .AND. ;
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Empty( bWhile ) .AND. ;
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Empty( nNext ) .AND. ;
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Empty( nRecord ) .AND. ;
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Empty( lRest )
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Eval( bOutBlock )
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ELSE
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dbEval( bOutBlock, bFor, bWhile, nNext, nRecord, lRest )
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ENDIF
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RECOVER USING oError
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lError := .T.
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END SEQUENCE
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/* Restore SETs */
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IF ! Empty( lToPrint )
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Set( _SET_PRINTER, lOldPrinter )
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ENDIF
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IF ! Empty( cToFileName )
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Set( _SET_EXTRAFILE, cOldExtraFile )
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Set( _SET_EXTRA, lOldExtra )
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ENDIF
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/* On error signal the error for the higher level error handler or quit */
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IF lError
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Break( oError )
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ENDIF
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RETURN
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