f5bdccf82a
* harbour/source/rdd/usrrdd/rdds/arrayrdd.prg
* fixed AR_CREATE() to be compatible with dbCreate() extension
parameters
* harbour/source/rdd/usrrdd/example/exarr.prg
* updated
147 lines
4.4 KiB
Plaintext
147 lines
4.4 KiB
Plaintext
/*
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* $Id$
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*/
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/*
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* Harbour Project source code:
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* ARRAY RDD example
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*
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* Copyright 2009 Francesco Saverio Giudice <info / at / fsgiudice / dot / com>
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* www - http://www.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. 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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REQUEST ARRAYRDD
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#define USE_DBCREATE_EXTENSIONS
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PROCEDURE MAIN()
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LOCAL aStruct
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SET DATE TO ITALIAN
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SET CENTURY ON
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SET DELETED OFF
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CLEAR SCREEN
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? "Create a new dbf in memory using dbCreate() command"
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aStruct := { ;
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{ "NAME" , "C", 40, 0 } ,;
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{ "ADDRESS" , "C", 40, 0 } ,;
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{ "BIRTHDAY" , "D", 8, 0 } ,;
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{ "AGE" , "N", 3, 0 } ;
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}
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#ifndef USE_DBCREATE_EXTENSIONS
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? "Create it"
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dbCreate( "arrtest.dbf", aStruct, "ARRAYRDD" )
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wait
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? "Open it"
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USE arrtest.dbf VIA "ARRAYRDD"
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wait
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#else
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? "Create it and leave opened"
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dbCreate( "arrtest.dbf", aStruct, "ARRAYRDD", .T., "arrtest" )
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wait
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#endif
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? "Show structure"
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? hb_ValToExp( dbStruct() )
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WAIT
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? "ALIAS", ALIAS(), "RECNO", RECNO(), ;
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"BOF", BOF(), "EOF", EOF(), "LASTREC", LASTREC()
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? RECNO(), '"' + FIELD->NAME + '"'
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DBGOBOTTOM()
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? RECNO(), '"' + FIELD->NAME + '"'
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DBGOTOP()
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? RECNO(), '"' + FIELD->NAME + '"'
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WAIT
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? "Adding some data"
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dbAppend()
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field->name := "Giudice Francesco Saverio"
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field->address := "Main Street 10"
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field->birthday := CToD( "03/01/1967" )
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field->age := 39
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? RECNO(), '"' + FIELD->NAME + '"'
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dbAppend()
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field->name := "Mouse Mickey"
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field->address := "Main Street 20"
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field->birthday := CToD( "01/01/1940" )
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field->age := 66
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WHILE !EOF()
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? RECNO(), '"' + FIELD->NAME + '"'
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IF RECNO()==20
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INKEY(0)
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ENDIF
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DBSKIP()
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ENDDO
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? "ALIAS", ALIAS(), "RECNO", RECNO(), ;
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"BOF", BOF(), "EOF", EOF(), "LASTREC", LASTREC()
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WAIT
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DBGOBOTTOM()
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? "ALIAS", ALIAS(), "RECNO", RECNO(), ;
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"BOF", BOF(), "EOF", EOF(), "LASTREC", LASTREC()
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WAIT
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WHILE !BOF()
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? RECNO(), '[' + FIELD->NAME + ']'
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IF RECNO()==LASTREC()-20
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INKEY(0)
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ENDIF
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DBSKIP(-1)
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ENDDO
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? "ALIAS", ALIAS(), "RECNO", RECNO(), ;
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"BOF", BOF(), "EOF", EOF(), "LASTREC", LASTREC()
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WAIT
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? "Show it - Please don't press any key except movement keys and ESC"
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? " to exit from browse(), otherwise you will get an error"
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? " due to missing index support"
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WAIT
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BROWSE()
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RETURN
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