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/*
*
* $Id: k3bintvalidator.cpp 619556 2007-01-03 17:38:12Z trueg $
* Copyright (C) 2004 Sebastian Trueg <trueg@k3b.org>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.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 of the License, or
* (at your option) any later version.
* See the file "COPYING" for the exact licensing terms.
*/
#include <tqwidget.h>
#include <tqstring.h>
#include "k3bintvalidator.h"
#include <tdelocale.h>
#include <tdeglobal.h>
#include <kdebug.h>
K3bIntValidator::K3bIntValidator ( TQWidget * parent, const char * name )
: TQValidator(parent, name)
{
m_min = m_max = 0;
}
K3bIntValidator::K3bIntValidator ( int bottom, int top, TQWidget * parent, const char * name )
: TQValidator(parent, name)
{
m_min = bottom;
m_max = top;
}
K3bIntValidator::~K3bIntValidator ()
{
}
TQValidator::State K3bIntValidator::validate ( TQString &str, int & ) const
{
bool ok;
int val = 0;
TQString newStr;
newStr = str.stripWhiteSpace();
newStr = newStr.upper();
if( newStr.length() ) {
// check for < 0
bool minus = newStr.startsWith( "-" );
if( minus )
newStr.remove( 0, 1 );
// check for hex
bool hex = newStr.startsWith( "0X" );
if( hex )
newStr.remove( 0, 2 );
// a special case
if( newStr.isEmpty() ) {
if( minus && m_min && m_min >= 0)
ok = false;
else
return TQValidator::Acceptable;
}
val = newStr.toInt( &ok, hex ? 16 : 10 );
if( minus )
val *= -1;
}
else {
val = 0;
ok = true;
}
if( !ok )
return TQValidator::Invalid;
if( m_min && val > 0 && val < m_min )
return TQValidator::Acceptable;
if( m_max && val < 0 && val > m_max )
return TQValidator::Acceptable;
if( (m_max && val > m_max) || (m_min && val < m_min) )
return TQValidator::Invalid;
return TQValidator::Valid;
}
void K3bIntValidator::fixup ( TQString& ) const
{
// TODO: remove preceding zeros
}
void K3bIntValidator::setRange ( int bottom, int top )
{
m_min = bottom;
m_max = top;
if( m_max < m_min )
m_max = m_min;
}
int K3bIntValidator::bottom () const
{
return m_min;
}
int K3bIntValidator::top () const
{
return m_max;
}
int K3bIntValidator::toInt( const TQString& s, bool* ok )
{
if( s.lower().startsWith( "0x" ) )
return s.right( s.length()-2 ).toInt( ok, 16 );
else if( s.lower().startsWith( "-0x" ) )
return -1 * s.right( s.length()-3 ).toInt( ok, 16 );
else
return s.toInt( ok, 10 );
}
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