attrs.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <declare-styleable name="RangeSeekBar">
        <!-- the minimum of the range -->
        <attr name="absoluteMinValue" format="integer|float"/>

        <!-- the maximum of the range -->
        <attr name="absoluteMaxValue" format="integer|float"/>

        <!-- show a single slider -->
        <attr name="singleThumb" format="boolean"/>

        <!-- show the labels on the right and left-->
        <attr name="showLabels" format="boolean"/>

        <!-- alwaysActive will make the buttons and bar always draw as the activeColor (the default is false) -->
        <attr name="alwaysActive" format="boolean"/>

        <!-- show the currently selected value above each thumb (defaults to true) -->
        <attr name="valuesAboveThumbs" format="boolean"/>

        <!-- padding on either side on the slider -->
        <attr name="internalPadding" format="dimension"/>

        <!-- the height of the bar -->
        <attr name="barHeight" format="dimension"/>

        <!-- the height of the active bar -->
        <attr name="activeBarHeight" format="dimension"/>

        <!-- the color of the bar that is not selected -->
        <attr name="defaultColor" format="color"/>

        <!-- the color of the bar that is selected -->
        <attr name="activeColor" format="color"/>

        <!-- the color of the text above thumbs -->
        <attr name="textAboveThumbsColor" format="color"/>

        <!-- set drawables for thumb handles -->
        <attr name="thumbNormal" format="reference"/>
        <attr name="thumbPressed" format="reference"/>
        <attr name="thumbDisabled" format="reference"/>

        <!-- thumb shadow specifications -->
        <attr name="thumbShadow" format="boolean"/>
        <attr name="thumbShadowColor" format="color"/>
        <attr name="thumbShadowXOffset" format="dimension"/>
        <attr name="thumbShadowYOffset" format="dimension"/>
        <attr name="thumbShadowBlur" format="dimension"/>

        <!-- to activate the thumbs and texts when the min and max values are the default ones (defaults to false) -->
        <attr name="activateOnDefaultValues" format="boolean"/>
    </declare-styleable>

</resources>