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52 lines
1.7 KiB
52 lines
1.7 KiB
/*
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* qfloatinput.cpp
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*
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* Copyright (C) 2004 David Faure <faure@kde.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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#include "qfloatinput.h"
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#include <math.h>
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QFloatInput::QFloatInput( int min, int max, float step, int digits,
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QWidget *parent, const char *name )
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: QSpinBox( (int) (min*pow(digits,10)),
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(int) (max*pow(digits,10)),
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(int) (step*pow(digits,10)), parent, name ),
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m_digits( digits )
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{
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setValue( (int) (min*pow(digits,10)) );
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delete validator();
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QDoubleValidator* validator =
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new QDoubleValidator( min, max, m_digits, this );
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setValidator( validator );
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}
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QString QFloatInput::mapValueToText( int value )
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{
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QString format = QString("%.%1f").arg( m_digits );
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return QString().sprintf(format.latin1(),
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(value/(float)pow(m_digits,10)) );
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}
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int QFloatInput::mapTextToValue( bool* ok )
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{
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return int(cleanText().toFloat(ok)*pow(m_digits,10));
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}
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