lvgl/xmls/lv_bar.xml

<!--
Example
<lv_bar mode="symmetrical" range="-40 100" value="60"/>
-->

<widget>
    <api>
        <enumdef name="lv_bar_mode" help="How the bar grows with values">
            <enum name="normal" help="Make the bar grow from minimum toward maximum"/>
            <enum name="symmetrical" help="Make the bar grow symmetrically from the midpoint"/>
            <enum name="range" help="Make the bar show values between start and end points"/>
        </enumdef>

        <enumdef name="lv_bar_orientation" help="How the bar is oriented">
            <enum name="auto" help="Choose orientation automatically based on widget size"/>
            <enum name="horizontal" help="Make the bar fill left to right"/>
            <enum name="vertical" help="Make the bar fill bottom to top"/>
        </enumdef>

        <prop name="min_value" type="int" help="Set the minimum value of the bar"/>
        <prop name="max_value" type="int" help="Set the maximum value of the bar"/>

        <prop name="value" help="Set the current value of the bar">
            <param name="value" type="int" help="The bar’s current value"/>
            <param name="animated" type="bool" default="false" help="Animate the bar when changing its value. Reference as `value-animated`"/>
        </prop>

        <prop name="start_value" help="Set the start value in range mode">
            <param name="start_value" type="int" help="The left/start value of the bar in range mode"/>
            <param name="animated" type="bool" default="false" help="Animate the bar when changing its start value. Reference as `start_value-animated`"/>
        </prop>

        <prop name="mode" type="enum:lv_bar_mode" help="Select how the bar grows"/>
        <prop name="orientation" type="enum:lv_bar_orientation" help="Select the bar’s orientation"/>
        <prop name="bind_value" type="subject" help="Bind the bar’s value to a subject"/>
    </api>
</widget>