Gtk.Range.prototype.set_restrict_to_fill_level

function set_restrict_to_fill_level(restrict_to_fill_level:Boolean):void {
    // Gjs wrapper for gtk_range_set_restrict_to_fill_level()
}

Sets whether the slider is restricted to the fill level. See Gtk.Range.prototype.set_fill_level for a general description of the fill level concept.

Since 2.12

restrict_to_fill_level

Whether the fill level restricts slider movement.