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harbour-core/harbour/source/rtl/tbcolumn.prg
Walter Negro 7668ffeece * source\rtl\tbcolumn.prg
+ Initial support for SetStyle method, compatible with
      Clipper 5.3.
      See tbrowse.ch for support values.
2002-06-21 19:47:58 +00:00

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/*
* $Id$
*/
/*
* Harbour Project source code:
* TBColumn Class
*
* Copyright 1999 Antonio Linares <alinares@fivetech.com>
* www - http://www.harbour-project.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* 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. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
*
* As a special exception, the Harbour Project gives permission for
* additional uses of the text contained in its release of Harbour.
*
* The exception is that, if you link the Harbour libraries with other
* files to produce an executable, this does not by itself cause the
* resulting executable to be covered by the GNU General Public License.
* Your use of that executable is in no way restricted on account of
* linking the Harbour library code into it.
*
* This exception does not however invalidate any other reasons why
* the executable file might be covered by the GNU General Public License.
*
* This exception applies only to the code released by the Harbour
* Project under the name Harbour. If you copy code from other
* Harbour Project or Free Software Foundation releases into a copy of
* Harbour, as the General Public License permits, the exception does
* not apply to the code that you add in this way. To avoid misleading
* anyone as to the status of such modified files, you must delete
* this exception notice from them.
*
* If you write modifications of your own for Harbour, it is your choice
* whether to permit this exception to apply to your modifications.
* If you do not wish that, delete this exception notice.
*
*/
#include "hbclass.ch"
#include "hbsetup.ch"
#include "common.ch"
#include "tbrowse.ch"
CLASS TBColumn
DATA Block // Code block to retrieve data for the column
DATA Cargo // User-definable variable
DATA ColorBlock // Code block that determines color of data items
DATA ColSep // Column separator character
DATA DefColor // Array of numeric indexes into the color table
DATA Heading // Column heading
DATA Footing // Column footing
DATA FootSep // Footing separator character
DATA HeadSep // Heading separator character
DATA Picture // Column picture string
ACCESS Width INLINE ::nWidth // Column display width
ASSIGN Width(n) INLINE ::SetWidth(n)
// NOTE: 17/08/01 - <maurilio.longo@libero.it>
// It is not correct in my opinion that this instance variable be exported
DATA ColPos // Temporary column position on screen needed by TBrowse class
METHOD New(cHeading, bBlock) // Constructor
#ifdef HB_COMPAT_C53
METHOD SetStyle( nMode, lSetting )
#endif
HIDDEN: /* H I D D E N */
DATA nWidth
METHOD SetWidth(n)
#ifdef HB_COMPAT_C53
DATA aSetStyle
#endif
ENDCLASS
METHOD New( cHeading, bBlock ) CLASS TBColumn
local xRes, cType, nTokenPos := 0, nL
DEFAULT cHeading TO ""
::DefColor := { 1, 2 }
::FootSep := ""
::ColPos := 1
::nWidth := nil
::Heading := cHeading
/* NOTE: needs to be initialized to an empty string or TBrowse()::WriteMLineText() does not work
if there are columns which have a footing and others which don't
*/
::Footing := ""
::block := bBlock
#ifdef HB_COMPAT_C53
::aSetStyle := ARRAY( 4096 )
::aSetStyle[ TBC_READWRITE ] := .f.
::aSetStyle[ TBC_MOVE ] := .f.
::aSetStyle[ TBC_SIZE ] := .f.
#endif
return Self
METHOD SetWidth(n) CLASS TBColumn
// From a TOFIX inside TBrowse.prg:
// "Also Clipper will not allow the user to assign a NIL to the :width variable."
if n <> nil
::nWidth := n
endif
return n
#ifdef HB_COMPAT_C53
METHOD SetStyle( nMode, lSetting ) CLASS TBColumn
LOCAL lRet := .F.
IF nMode > LEN( ::aSetStyle )
RETURN .F.
ENDIF
lRet := ::aSetStyle[ nMode ]
IF ISLOGICAL( lSetting )
::aSetStyle[ nMode ] := lSetting
ENDIF
RETURN lRet
#endif
function TBColumnNew(cHeading, bBlock)
return TBColumn():New(cHeading, bBlock)