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117 lines
3.0 KiB
117 lines
3.0 KiB
/* This file is part of the KDE project
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Copyright (C) 2002 Matthias Kretz <kretz@kde.org>
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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 version 2
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as published by the Free Software Foundation.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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// $Id$
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#include "kfloatspinbox.h"
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#if defined(TQT_ACCESSIBILITY_SUPPORT)
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#include <tqaccessible.h>
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#endif
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#include <knumvalidator.h>
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#include <tdelocale.h>
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#include <tdeglobal.h>
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#include <kdebug.h>
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int pow( int a, int b )
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{
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int ret = 1;
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for( int i = 0; i < b; ++i )
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ret *= a;
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return ret;
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}
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KFloatSpinBox::KFloatSpinBox( float minValue, float maxValue, float step, unsigned int precision, TQWidget * parent, const char * name )
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: TQSpinBox( parent, name )
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, m_doselection( true )
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{
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setRange( minValue, maxValue, step, precision );
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connect( this, TQ_SIGNAL( valueChanged( int ) ), this, TQ_SLOT( slotValueChanged( int ) ) );
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}
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KFloatSpinBox::~KFloatSpinBox()
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{
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}
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void KFloatSpinBox::setRange( float minValue, float maxValue, float step, unsigned int precision )
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{
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m_factor = pow( 10, precision );
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m_min = (int)( minValue * m_factor );
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m_max = (int)( maxValue * m_factor );
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m_step = (int)( step * m_factor );
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TQSpinBox::setRange( m_min, m_max );
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setSteps( m_step, m_step * 10 );
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if( precision == 0 )
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setValidator( new KIntValidator( m_min, m_max, this, 10, "KFloatValidator::KIntValidator" ) );
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else
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setValidator( new KFloatValidator( minValue, maxValue, true, this, "KFloatSpinBox::KFloatValidator" ) );
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}
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float KFloatSpinBox::value() const
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{
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float ret = (float)TQSpinBox::value() / m_factor;
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kdDebug( 4630 ) << ret << endl;
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return ret;
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}
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void KFloatSpinBox::setValue( float value )
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{
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TQSpinBox::setValue( (int)( value * m_factor ) );
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}
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void KFloatSpinBox::setValueBlocking( float value )
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{
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m_doselection = false;
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blockSignals( true );
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KFloatSpinBox::setValue( value );
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blockSignals( false );
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m_doselection = true;
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}
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TQString KFloatSpinBox::mapValueToText( int value )
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{
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return TDEGlobal::locale()->formatNumber( (float)value / (float)m_factor, 4 );
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}
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int KFloatSpinBox::mapTextToValue( bool * ok )
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{
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return (int)( m_factor * TDEGlobal::locale()->readNumber( text(), ok ) );
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}
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void KFloatSpinBox::valueChange()
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{
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if( m_doselection )
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TQSpinBox::valueChange();
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else
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{
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updateDisplay();
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emit valueChanged( value() );
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#if defined(TQT_ACCESSIBILITY_SUPPORT)
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TQAccessible::updateAccessibility( this, 0, TQAccessible::ValueChanged );
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#endif
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}
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}
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void KFloatSpinBox::slotValueChanged( int )
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{
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emit valueChanged( value() );
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}
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#include "kfloatspinbox.moc"
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