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/******************************************************************************
*
*
*
* Copyright (C) 1997-2015 by Dimitri van Heesch.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation under the terms of the GNU General Public License is hereby
* granted. No representations are made about the suitability of this software
* for any purpose. It is provided "as is" without express or implied warranty.
* See the GNU General Public License for more details.
*
*/
#include "inputint.h"
#include "helplabel.h"
#include <QSpinBox>
#include <QGridLayout>
#include <QWheelEvent>
#include <QTextStream>
class NoWheelSpinBox : public QSpinBox
{
protected:
void wheelEvent(QWheelEvent *e)
{
e->ignore();
}
};
InputInt::InputInt( QGridLayout *layout,int &row,
const QString & id,
int defVal, int minVal,int maxVal,
const QString & docs )
: m_default(defVal), m_minVal(minVal), m_maxVal(maxVal), m_docs(docs), m_id(id)
{
m_lab = new HelpLabel(id);
m_sp = new NoWheelSpinBox;
m_sp->setMinimum(minVal);
m_sp->setMaximum(maxVal);
m_sp->setSingleStep(1);
m_val=defVal-1; // force update
setValue(defVal);
layout->addWidget( m_lab, row, 0 );
layout->addWidget( m_sp, row, 1 );
connect(m_sp, SIGNAL(valueChanged(int)),
this, SLOT(setValue(int)) );
connect( m_lab, SIGNAL(enter()), SLOT(help()) );
connect( m_lab, SIGNAL(reset()), SLOT(reset()) );
row++;
}
void InputInt::help()
{
showHelp(this);
}
void InputInt::setValue(int val)
{
val = qMax(m_minVal,val);
val = qMin(m_maxVal,val);
if (val!=m_val)
{
m_val = val;
m_sp->setValue(val);
m_value = m_val;
updateDefault();
}
}
void InputInt::updateDefault()
{
{
if (m_val==m_default || !m_lab->isEnabled())
{
m_lab->setText(QString::fromLatin1("<qt>")+m_id+QString::fromLatin1("</qt"));
}
else
{
m_lab->setText(QString::fromLatin1("<qt><font color='red'>")+m_id+QString::fromLatin1("</font></qt>"));
}
emit changed();
}
}
void InputInt::setEnabled(bool state)
{
m_lab->setEnabled(state);
m_sp->setEnabled(state);
updateDefault();
}
QVariant &InputInt::value()
{
return m_value;
}
void InputInt::update()
{
setValue(m_value.toInt());
}
void InputInt::reset()
{
setValue(m_default);
}
void InputInt::writeValue(QTextStream &t,QTextCodec *)
{
t << m_val;
}
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