#FIXME add missing vertical slider styling

style "gtkscale" {
    engine "pixmap" {
        image {
            function                  = BOX
            detail                    = "trough"
            file                      = "progress/progressbar-trough.png"
            border                    = {20, 20, 4, 4}
            stretch                   = TRUE
            orientation               = HORIZONTAL
        }
        image {
            function                  = SLIDER
            file                      = "progress/progressbar-bar.png"
            stretch                   = TRUE
            orientation               = HORIZONTAL
        }
    }
    GtkRange::trough_border = 0
    GtkRange::slider-width = 28
    GtkScale::slider-length = 56
}
class "GtkHScale" style "gtkscale"
widget_class "*.GtkHScale" style "gtkscale"