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183 - 1 
#include "twinspinbox.h"
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#include "ui_twinspinbox.h"
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TwinSpinBox::TwinSpinBox(QWidget *parent) :
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    QWidget(parent),
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    ui(new Ui::TwinSpinBox),
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    populating(false)
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{
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    ui->setupUi(this);
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184 - 11 
    connect(ui->spinBoxL,SIGNAL(valueChanged(int)), this, SLOT(adjustL(void)));
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    connect(ui->spinBoxU,SIGNAL(valueChanged(int)), this, SLOT(adjustU(void)));
183 - 13 
 
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}
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TwinSpinBox::~TwinSpinBox()
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{
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    delete ui;
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}
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void TwinSpinBox::adjustL(void)
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{
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    if ( ! populating )
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    {
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        emit changed();
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        populating = true;
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        if (ui->spinBoxL->value() > ui->spinBoxU->value())
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        {
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            ui->spinBoxU->setValue(ui->spinBoxL->value());
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        }
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        populating = false;
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    }
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}
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void TwinSpinBox::adjustU(void)
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{
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    if ( ! populating )
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    {
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        qDebug("Changed");
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        emit changed();
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        populating = true;
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        if (ui->spinBoxU->value() < ui->spinBoxL->value())
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        {
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            ui->spinBoxL->setValue(ui->spinBoxU->value());
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        }
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        populating = false;
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    }
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}
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void TwinSpinBox::setLimits( int lower, int upper)
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{
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    populating = true;
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    ui->spinBoxL->setMinimum(lower);
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    ui->spinBoxL->setMaximum(upper);
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    ui->spinBoxU->setMinimum(lower);
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    ui->spinBoxU->setMaximum(upper);
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    populating = false;
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}
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void TwinSpinBox::setData( int lower, int upper)
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{
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    populating = true;
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    ui->spinBoxL->setValue(lower);
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    ui->spinBoxU->setValue(upper);
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    populating = false;
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}
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void TwinSpinBox::getData( short int *lptr, short int *uptr)
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{
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    if ( lptr )
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        *lptr = ui->spinBoxL->value();
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    if (uptr)
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        *uptr = ui->spinBoxU->value();
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}