Panel
  Label
    !text: tr('Graphics Engine:')
    anchors.left: parent.left
    anchors.top: parent.top

  ButtonBox
    anchors.left: prev.right
    anchors.verticalCenter: prev.verticalCenter
    id: opengl1
    text: OpenGL 1
    size: 80 20
    margin-left: 6

  ButtonBox
    anchors.left: prev.right
    anchors.verticalCenter: prev.verticalCenter
    id: opengl2
    text: OpenGL 2
    size: 80 20
    margin-left: 4

  OptionCheckBox
    id: vsync
    !text: tr('Enable vertical synchronization')
    !tooltip: tr('Limits FPS to 60')

  OptionCheckBox
    id: showfps
    !text: tr('Show frame rate')

  OptionCheckBox
    id: fullscreen
    !text: tr('Fullscreen')

  Label
    id: backgroundFrameRateLimitLabel
    !text: tr('Background pane framerate limit: %s', 'max')
    anchors.left: parent.left
    anchors.right: parent.right
    anchors.top: prev.bottom
    margin-top: 6

  HorizontalScrollBar
    id: backgroundFrameRateScrollBar
    anchors.left: parent.left
    anchors.right: parent.right
    anchors.top: prev.bottom
    margin-top: 3
    minimum: 10
    maximum: 201
    value: 201
    step: 1
    @onValueChange: |
      local value = self:getValue()
      local text = value
      if value == self:getMaximum() then
        text = 'max'
        value = 0
      end

      self:getParent():getChildById('backgroundFrameRateLimitLabel'):setText(tr('Background pane framerate limit: %s', text))
      g_app.setBackgroundPaneMaxFps(value)

  Label
    id: foregroundFrameRateLimitLabel
    !text: tr('Foreground pane framerate limit: %s', '8')
    anchors.left: parent.left
    anchors.right: parent.right
    anchors.top: prev.bottom
    margin-top: 6

  HorizontalScrollBar
    id: foregroundFrameRateScrollBar
    anchors.left: parent.left
    anchors.right: parent.right
    anchors.top: prev.bottom
    margin-top: 3
    minimum: 1
    maximum: 61
    value: 8
    step: 1
    @onValueChange: |
      local value = self:getValue()
      local text = value
      if value == self:getMaximum() then
        text = 'max'
        value = 0
      end

      self:getParent():getChildById('foregroundFrameRateLimitLabel'):setText(tr('Foreground pane framerate limit: %s', text))
      g_app.setForegroundPaneMaxFps(value)