opus/sys/etc/ext.theme

{
  ScrollingGrid = {
    lineChar = '|',
    sliderChar = '\127',
    upArrowChar = '\30',
    downArrowChar = '\31',
  },
  Button = {
    focusIndicator = '\183',
  },
  Grid = {
    focusIndicator = '\183',
    inverseSortIndicator = '\24',
  },
}