146 lines
4.3 KiB
Plaintext
146 lines
4.3 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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* TBColumn Class
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*
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* Copyright 1999 Antonio Linares <alinares@fivetech.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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#include "hbclass.ch"
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#include "hbsetup.ch"
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#include "common.ch"
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CLASS TBColumn
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DATA Block // Code block to retrieve data for the column
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DATA Cargo // User-definable variable
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DATA ColorBlock // Code block that determines color of data items
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DATA ColSep // Column separator character
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DATA DefColor // Array of numeric indexes into the color table
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DATA Heading // Column heading
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DATA Footing // Column footing
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DATA FootSep // Footing separator character
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DATA HeadSep // Heading separator character
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DATA Picture // Column picture string
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DATA Width // Column display width
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// NOTE: 17/08/01 - <maurilio.longo@libero.it>
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// It is not correct in my opinion that this instance variable be exported
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DATA ColPos // Temporary column position on screen needed by TBrowse class
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METHOD New(cHeading, bBlock) // Constructor
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#ifdef HB_COMPAT_C53
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METHOD SetStyle()
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#endif
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ENDCLASS
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METHOD New( cHeading, bBlock ) CLASS TBColumn
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local cType, nTokenPos := 0, nL
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DEFAULT cHeading TO ""
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::DefColor := { 1, 2 }
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::FootSep := ""
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::ColPos := 1
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::Width := 0
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::Heading := cHeading
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/* TOFIX: In Clipper the column widths are not determined at this point.
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[vszakats] */
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if ISBLOCK( bBlock )
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::block := bBlock
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cType := Valtype( Eval( bBlock ) )
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do case
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case cType == "N"
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::Width := Len( Str( Eval( bBlock ) ) )
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case cType == "L"
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::Width := 1
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case cType == "C"
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::Width := Len( Eval( bBlock ) )
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case cType == "D"
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::Width := Len( DToC( Eval( bBlock ) ) )
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otherwise
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::Width := 0
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endcase
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cHeading += ";"
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while (nL := Len(__StrTkPtr(@cHeading, @nTokenPos, ";"))) > 0
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if nL > ::Width
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::Width := nL
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endif
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enddo
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endif
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return Self
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#ifdef HB_COMPAT_C53
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METHOD SetStyle() CLASS TBColumn
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/* TODO */
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return Self
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#endif
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function TBColumnNew(cHeading, bBlock)
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return TBColumn():New(cHeading, bBlock)
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