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/***************************************************************************
kcharcolumn.h - description
-------------------
begin : Mit Sep 3 2003
copyright : (C) 2003 by Friedrich W. H. Kossebau
email : Friedrich.W.H@Kossebau.de
***************************************************************************/
/***************************************************************************
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License version 2 as published by the Free Software Foundation. *
* *
***************************************************************************/
#ifndef KHE_KCHARCOLUMN_H
#define KHE_KCHARCOLUMN_H
// qt specific
#include <tqstring.h>
// lib specific
#include "kbuffercolumn.h"
class TQPainter;
class TQColor;
namespace KHE
{
/** buffer column that interprets the bytes as chars
*
*@author Friedrich W. H. Kossebau
*/
class KCharColumn : public KBufferColumn
{
public:
KCharColumn( KColumnsView *CV, KDataBuffer *B, KBufferLayout *L, KBufferRanges *R );
virtual ~KCharColumn();
public: // modification access
/** sets whether "unprintable" chars (>32) should be displayed in the char column
* with their corresponding character.
* @param SU
* returns true if there was a change
*/
bool setShowUnprintable( bool SU = true );
/** sets the substitute character for "unprintable" chars
* returns true if there was a change
*/
bool setSubstituteChar( TQChar SC );
/** sets the undefined character for "undefined" chars
* returns true if there was a change
*/
bool setUndefinedChar( TQChar UC );
public: // value access
/** returns true if "unprintable" chars (>32) are displayed in the char column
* with their corresponding character, default is false
*/
bool showUnprintable() const;
/** returns the actually used substitute character for "unprintable" chars, default is '.' */
TQChar substituteChar() const;
/** returns the actually used undefined character for "undefined" chars, default is '?' */
TQChar undefinedChar() const;
protected: // KBufferColumn API
virtual void drawByte( TQPainter *P, char Byte, KHEChar B, const TQColor &Color ) const;
protected:
/** */
bool ShowUnprintable;
/** */
TQChar SubstituteChar;
/** */
TQChar UndefinedChar;
};
inline bool KCharColumn::showUnprintable() const { return ShowUnprintable; }
inline TQChar KCharColumn::substituteChar() const { return SubstituteChar; }
inline TQChar KCharColumn::undefinedChar() const { return UndefinedChar; }
inline bool KCharColumn::setSubstituteChar( TQChar SC )
{
if( SubstituteChar == SC )
return false;
SubstituteChar = SC;
return true;
}
inline bool KCharColumn::setUndefinedChar( TQChar UC )
{
if( UndefinedChar == UC )
return false;
UndefinedChar = UC;
return true;
}
inline bool KCharColumn::setShowUnprintable( bool SU )
{
if( ShowUnprintable == SU )
return false;
ShowUnprintable = SU;
return true;
}
}
#endif
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