class LCDRange < Qt::Widget
  signals 'valueChanged(int)'
  slots 'setValue(int)'

  def initialize(parent = nil)
    super()
    lcd = Qt::LCDNumber.new(2)

    @slider = Qt::Slider.new(Qt::Horizontal)
    @slider.setRange(0, 99)
    @slider.setValue(0)

    connect(@slider, SIGNAL('valueChanged(int)'),
            lcd, SLOT('display(int)'))
    connect(@slider, SIGNAL('valueChanged(int)'),
            self, SIGNAL('valueChanged(int)'))
    
    layout = Qt::VBoxLayout.new()
    layout.addWidget(lcd)
    layout.addWidget(@slider)
    setLayout(layout)
  end

  def value()
    @slider.value()
  end

  def setValue(value)
    @slider.setValue(value)
  end
end