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455 lines
15 KiB
455 lines
15 KiB
/* This file is part of the KDE project
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Copyright (C) 2002, Rob Buis(buis@kde.org)
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Copyright (C) 2004, Nicolas GOUTTE <goutte@kde.org>
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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 Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "koUnitWidgets.moc"
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#include <kdebug.h>
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#include <kglobal.h>
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#include <klocale.h>
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#include <tqpushbutton.h>
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#include <layout.h>
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// ----------------------------------------------------------------
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// Support classes
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KoUnitDoubleValidator::KoUnitDoubleValidator( KoUnitDoubleBase *base, TQObject *parent, const char *name )
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: KDoubleValidator( parent, name ), m_base( base )
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{
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}
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TQValidator::State
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KoUnitDoubleValidator::validate( TQString &s, int &pos ) const
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{
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kdDebug(30004) << "KoUnitDoubleValidator::validate : " << s << " at " << pos << endl;
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TQValidator::State result = Acceptable;
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TQRegExp regexp ("([ a-zA-Z]+)$"); // Letters or spaces at end
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const int res = regexp.search( s );
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if ( res == -1 )
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{
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// Nothing like an unit? The user is probably editing the unit
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kdDebug(30004) << "Intermediate (no unit)" << endl;
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return Intermediate;
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}
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// ### TODO: are all the TQString::stripWhiteSpace really necessary?
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const TQString number ( s.left( res ).stripWhiteSpace() );
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const TQString unitName ( regexp.cap( 1 ).stripWhiteSpace().lower() );
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kdDebug(30004) << "Split:" << number << ":" << unitName << ":" << endl;
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bool ok = false;
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const double value = m_base->toDouble( number, &ok );
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double newVal = 0.0;
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if( ok )
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{
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KoUnit::Unit unit = KoUnit::unit( unitName, &ok );
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if ( ok )
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newVal = KoUnit::fromUserValue( value, unit );
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else
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{
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// Probably the user is trying to edit the unit
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kdDebug(30004) << "Intermediate (unknown unit)" << endl;
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return Intermediate;
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}
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}
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else
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{
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kdWarning(30004) << "Not a number: " << number << endl;
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return Invalid;
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}
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newVal = KoUnit::ptToUnit( newVal, m_base->m_unit );
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s = m_base->getVisibleText( newVal );
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return result;
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}
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TQString KoUnitDoubleBase::getVisibleText( double value ) const
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{
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const TQString num ( TQString( "%1%2").arg( KGlobal::locale()->formatNumber( value, m_precision ), KoUnit::unitName( m_unit ) ) );
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kdDebug(30004) << "getVisibleText: " << TQString::number( value, 'f', 12 ) << " => " << num << endl;
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return num;
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}
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double KoUnitDoubleBase::toDouble( const TQString& str, bool* ok ) const
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{
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TQString str2( str );
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/* KLocale::readNumber wants the thousand separator exactly at 1000.
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But when editing, it might be anywhere. So we need to remove it. */
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const TQString sep( KGlobal::locale()->thousandsSeparator() );
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if ( !sep.isEmpty() )
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str2.remove( sep );
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str2.remove( KoUnit::unitName( m_unit ) );
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const double dbl = KGlobal::locale()->readNumber( str2, ok );
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if ( ok )
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kdDebug(30004) << "toDouble:" << str << ": => :" << str2 << ": => " << TQString::number( dbl, 'f', 12 ) << endl;
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else
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kdWarning(30004) << "toDouble error:" << str << ": => :" << str2 << ":" << endl;
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return dbl;
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}
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// ----------------------------------------------------------------
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// Widget classes
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KoUnitDoubleSpinBox::KoUnitDoubleSpinBox( TQWidget *parent, const char *name )
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: KDoubleSpinBox( parent, name ), KoUnitDoubleBase( KoUnit::U_PT, 2 )
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, m_lowerInPoints( -9999 )
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, m_upperInPoints( 9999 )
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, m_stepInPoints( 1 )
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{
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KDoubleSpinBox::setPrecision( 2 );
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m_validator = new KoUnitDoubleValidator( this, this );
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TQSpinBox::setValidator( m_validator );
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setAcceptLocalizedNumbers( true );
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setUnit( KoUnit::U_PT );
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connect(this, TQT_SIGNAL(valueChanged( double )), TQT_SLOT(privateValueChanged()));
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}
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KoUnitDoubleSpinBox::KoUnitDoubleSpinBox( TQWidget *parent,
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double lower, double upper,
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double step,
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double value,
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KoUnit::Unit unit,
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unsigned int precision,
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const char *name )
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: KDoubleSpinBox( lower, upper, step, value, precision, parent, name ),
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KoUnitDoubleBase( unit, precision ),
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m_lowerInPoints( lower ), m_upperInPoints( upper ), m_stepInPoints( step )
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{
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m_unit = KoUnit::U_PT;
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m_validator = new KoUnitDoubleValidator( this, this );
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TQSpinBox::setValidator( m_validator );
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setAcceptLocalizedNumbers( true );
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setUnit( unit );
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changeValue( value );
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setLineStep( 0.5 );
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connect(this, TQT_SIGNAL(valueChanged( double )), TQT_SLOT(privateValueChanged()));
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}
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void
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KoUnitDoubleSpinBox::changeValue( double val )
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{
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KDoubleSpinBox::setValue( KoUnit::toUserValue( val, m_unit ) );
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// TODO: emit valueChanged ONLY if the value was out-of-bounds
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// This will allow the 'user' dialog to set a dirty bool and ensure
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// a proper value is getting saved.
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}
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void KoUnitDoubleSpinBox::privateValueChanged() {
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emit valueChangedPt( value () );
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}
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void
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KoUnitDoubleSpinBox::setUnit( KoUnit::Unit unit )
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{
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double oldvalue = KoUnit::fromUserValue( KDoubleSpinBox::value(), m_unit );
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KDoubleSpinBox::setMinValue( KoUnit::toUserValue( m_lowerInPoints, unit ) );
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KDoubleSpinBox::setMaxValue( KoUnit::toUserValue( m_upperInPoints, unit ) );
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KDoubleSpinBox::setLineStep( KoUnit::toUserValue( m_stepInPoints, unit ) );
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KDoubleSpinBox::setValue( KoUnit::ptToUnit( oldvalue, unit ) );
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m_unit = unit;
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setSuffix( KoUnit::unitName( unit ).prepend( ' ' ) );
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}
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double KoUnitDoubleSpinBox::value( void ) const
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{
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return KoUnit::fromUserValue( KDoubleSpinBox::value(), m_unit );
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}
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void KoUnitDoubleSpinBox::setMinValue( double min )
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{
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m_lowerInPoints = min;
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KDoubleSpinBox::setMinValue( KoUnit::toUserValue( m_lowerInPoints, m_unit ) );
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}
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void KoUnitDoubleSpinBox::setMaxValue( double max )
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{
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m_upperInPoints = max;
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KDoubleSpinBox::setMaxValue( KoUnit::toUserValue( m_upperInPoints, m_unit ) );
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}
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void KoUnitDoubleSpinBox::setLineStep( double step )
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{
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m_stepInPoints = KoUnit::toUserValue(step, KoUnit::U_PT );
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KDoubleSpinBox::setLineStep( step );
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}
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void KoUnitDoubleSpinBox::setLineStepPt( double step )
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{
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m_stepInPoints = step;
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KDoubleSpinBox::setLineStep( KoUnit::toUserValue( m_stepInPoints, m_unit ) );
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}
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void KoUnitDoubleSpinBox::setMinMaxStep( double min, double max, double step )
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{
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setMinValue( min );
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setMaxValue( max );
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setLineStepPt( step );
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}
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// ----------------------------------------------------------------
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KoUnitDoubleLineEdit::KoUnitDoubleLineEdit( TQWidget *parent, const char *name )
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: KLineEdit( parent, name ), KoUnitDoubleBase( KoUnit::U_PT, 2 ), m_value( 0.0 ), m_lower( 0.0 ), m_upper( 9999.99 ),
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m_lowerInPoints( 0.0 ), m_upperInPoints( 9999.99 )
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{
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setAlignment( TQt::AlignRight );
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m_validator = new KoUnitDoubleValidator( this, this );
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setValidator( m_validator );
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setUnit( KoUnit::U_PT );
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changeValue( KoUnit::ptToUnit( 0.0, KoUnit::U_PT ) );
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}
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KoUnitDoubleLineEdit::KoUnitDoubleLineEdit( TQWidget *parent, double lower, double upper, double value, KoUnit::Unit unit,
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unsigned int precision, const char *name )
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: KLineEdit( parent, name ), KoUnitDoubleBase( unit, precision ), m_value( value ), m_lower( lower ), m_upper( upper ),
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m_lowerInPoints( lower ), m_upperInPoints( upper )
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{
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setAlignment( TQt::AlignRight );
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m_validator = new KoUnitDoubleValidator( this, this );
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setValidator( m_validator );
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setUnit( unit );
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changeValue( KoUnit::ptToUnit( value, unit ) );
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}
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void
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KoUnitDoubleLineEdit::changeValue( double value )
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{
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m_value = value < m_lower ? m_lower : ( value > m_upper ? m_upper : value );
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setText( getVisibleText( m_value ) );
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}
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void
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KoUnitDoubleLineEdit::setUnit( KoUnit::Unit unit )
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{
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KoUnit::Unit old = m_unit;
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m_unit = unit;
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m_lower = KoUnit::ptToUnit( m_lowerInPoints, unit );
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m_upper = KoUnit::ptToUnit( m_upperInPoints, unit );
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changeValue( KoUnit::ptToUnit( KoUnit::fromUserValue( m_value, old ), unit ) );
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}
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bool
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KoUnitDoubleLineEdit::eventFilter( TQObject* o, TQEvent* ev )
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{
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#if 0
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if( ev->type() == TQEvent::FocusOut || ev->type() == TQEvent::Leave || ev->type() == TQEvent::Hide )
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{
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bool ok;
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double value = toDouble( text(), &ok );
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changeValue( value );
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return false;
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}
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else
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#endif
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return TQLineEdit::eventFilter( o, ev );
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}
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double KoUnitDoubleLineEdit::value( void ) const
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{
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return KoUnit::fromUserValue( m_value, m_unit );
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}
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// ----------------------------------------------------------------
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KoUnitDoubleComboBox::KoUnitDoubleComboBox( TQWidget *parent, const char *name )
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: KComboBox( true, parent, name ), KoUnitDoubleBase( KoUnit::U_PT, 2 ), m_value( 0.0 ), m_lower( 0.0 ), m_upper( 9999.99 ), m_lowerInPoints( 0.0 ), m_upperInPoints( 9999.99 )
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{
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lineEdit()->setAlignment( TQt::AlignRight );
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m_validator = new KoUnitDoubleValidator( this, this );
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lineEdit()->setValidator( m_validator );
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setUnit( KoUnit::U_PT );
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changeValue( KoUnit::ptToUnit( 0.0, KoUnit::U_PT ) );
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connect( this, TQT_SIGNAL( activated( int ) ), this, TQT_SLOT( slotActivated( int ) ) );
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}
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KoUnitDoubleComboBox::KoUnitDoubleComboBox( TQWidget *parent, double lower, double upper, double value, KoUnit::Unit unit,
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unsigned int precision, const char *name )
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: KComboBox( true, parent, name ), KoUnitDoubleBase( unit, precision ), m_value( value ), m_lower( lower ), m_upper( upper ),
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m_lowerInPoints( lower ), m_upperInPoints( upper )
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{
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lineEdit()->setAlignment( TQt::AlignRight );
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m_validator = new KoUnitDoubleValidator( this, this );
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lineEdit()->setValidator( m_validator );
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setUnit( unit );
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changeValue( KoUnit::ptToUnit( value, unit ) );
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connect( this, TQT_SIGNAL( activated( int ) ), this, TQT_SLOT( slotActivated( int ) ) );
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}
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void
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KoUnitDoubleComboBox::changeValue( double value )
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{
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TQString oldLabel = lineEdit()->text();
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updateValue( value );
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if( lineEdit()->text() != oldLabel )
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emit valueChanged( m_value );
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}
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void
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KoUnitDoubleComboBox::updateValue( double value )
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{
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m_value = value < m_lower ? m_lower : ( value > m_upper ? m_upper : value );
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lineEdit()->setText( getVisibleText( m_value ) );
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}
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void
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KoUnitDoubleComboBox::insertItem( double value, int index )
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{
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KComboBox::insertItem( getVisibleText( value ), index );
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}
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void
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KoUnitDoubleComboBox::slotActivated( int index )
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{
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double oldvalue = m_value;
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bool ok;
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double value = toDouble( text( index ), &ok );
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m_value = value < m_lower ? m_lower : ( value > m_upper ? m_upper : value );
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if( m_value != oldvalue )
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emit valueChanged( m_value );
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}
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void
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KoUnitDoubleComboBox::setUnit( KoUnit::Unit unit )
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{
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KoUnit::Unit old = m_unit;
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m_unit = unit;
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m_lower = KoUnit::ptToUnit( m_lowerInPoints, unit );
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m_upper = KoUnit::ptToUnit( m_upperInPoints, unit );
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changeValue( KoUnit::ptToUnit( KoUnit::fromUserValue( m_value, old ), unit ) );
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}
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bool
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KoUnitDoubleComboBox::eventFilter( TQObject* o, TQEvent* ev )
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{
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#if 0
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if( ev->type() == TQEvent::FocusOut || ev->type() == TQEvent::Leave || ev->type() == TQEvent::Hide )
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{
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bool ok;
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double value = toDouble( lineEdit()->text(), &ok );
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changeValue( value );
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return false;
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}
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else
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#endif
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return TQComboBox::eventFilter( o, ev );
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}
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double KoUnitDoubleComboBox::value( void ) const
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{
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return KoUnit::fromUserValue( m_value, m_unit );
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}
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// ----------------------------------------------------------------
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KoUnitDoubleSpinComboBox::KoUnitDoubleSpinComboBox( TQWidget *parent, const char *name )
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: TQWidget( parent ), m_step( 1.0 )
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{
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TQGridLayout *layout = new TQGridLayout( this, 2, 3 );
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//layout->setMargin( 2 );
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TQPushButton *up = new TQPushButton( "+", this );
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//up->setFlat( true );
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up->setMaximumHeight( 15 );
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up->setMaximumWidth( 15 );
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layout->addWidget( up, 0, 0 );
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connect( up, TQT_SIGNAL( clicked() ), this, TQT_SLOT( slotUpClicked() ) );
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TQPushButton *down = new TQPushButton( "-", this );
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down->setMaximumHeight( 15 );
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down->setMaximumWidth( 15 );
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layout->addWidget( down, 1, 0 );
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connect( down, TQT_SIGNAL( clicked() ), this, TQT_SLOT( slotDownClicked() ) );
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m_combo = new KoUnitDoubleComboBox( this, KoUnit::ptToUnit( 0.0, KoUnit::U_PT ), KoUnit::ptToUnit( 9999.99, KoUnit::U_PT ), 0.0, KoUnit::U_PT, 2, name );
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connect( m_combo, TQT_SIGNAL( valueChanged( double ) ), this, TQT_SIGNAL( valueChanged( double ) ) );
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layout->addMultiCellWidget( m_combo, 0, 1, 2, 2 );
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}
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KoUnitDoubleSpinComboBox::KoUnitDoubleSpinComboBox( TQWidget *parent, double lower, double upper, double step, double value,
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KoUnit::Unit unit, unsigned int precision, const char *name )
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: TQWidget( parent ), m_step( step )//, m_lowerInPoints( lower ), m_upperInPoints( upper )
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{
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TQGridLayout *layout = new TQGridLayout( this, 2, 3 );
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//layout->setMargin( 2 );
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TQPushButton *up = new TQPushButton( "+", this );
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//up->setFlat( true );
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up->setMaximumHeight( 15 );
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up->setMaximumWidth( 15 );
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layout->addWidget( up, 0, 0 );
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connect( up, TQT_SIGNAL( clicked() ), this, TQT_SLOT( slotUpClicked() ) );
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TQPushButton *down = new TQPushButton( "-", this );
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down->setMaximumHeight( 15 );
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down->setMaximumWidth( 15 );
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layout->addWidget( down, 1, 0 );
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connect( down, TQT_SIGNAL( clicked() ), this, TQT_SLOT( slotDownClicked() ) );
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m_combo = new KoUnitDoubleComboBox( this, KoUnit::ptToUnit( lower, unit ), KoUnit::ptToUnit( upper, unit ), value, unit, precision, name );
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connect( m_combo, TQT_SIGNAL( valueChanged( double ) ), this, TQT_SIGNAL( valueChanged( double ) ) );
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layout->addMultiCellWidget( m_combo, 0, 1, 2, 2 );
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}
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void
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KoUnitDoubleSpinComboBox::slotUpClicked()
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{
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m_combo->changeValue( m_combo->value() + m_step );
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}
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void
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KoUnitDoubleSpinComboBox::slotDownClicked()
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{
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m_combo->changeValue( m_combo->value() - m_step );
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}
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void
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KoUnitDoubleSpinComboBox::insertItem( double value, int index )
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{
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m_combo->insertItem( value, index );
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}
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void
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KoUnitDoubleSpinComboBox::updateValue( double value )
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{
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m_combo->updateValue( value );
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}
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double
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KoUnitDoubleSpinComboBox::value() const
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{
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return m_combo->value();
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}
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