gnome-control-center/capplets/screensaver/screensavers/lmorph.xml

<?xml version="1.0" encoding="ISO-8859-1"?>

<screensaver name="lmorph">

    <command arg="-root"/>

    <number _label="Number of points." _low-label="Points:" id="points"
            type="spinbutton" default="150" arg="-points %" low="10"
            high="1000"/>

    <number _label="Number of interpolation steps." _low-label="Less"
            id="steps" type="slider" default="300" arg="-steps %"
            low="100" _high-label="More" high="500"/>

    <number _label="Speed of Motion." _low-label="Faster" id="delay"
            type="slider" default="2" arg="-delay %" low="1"
            _high-label="Slower" high="500000"/>

    <boolean _label="Open figures." arg-unset="-figtype closed"
             id="figtype" arg-set="-figtype open"/>

    <boolean _label="Display screensaver in monochrome." arg-unset=""
             id="monochrome" test="mono" arg-set="-mono"/>

</screensaver>