<!-- Sample for now !! -->
<wolf:control id="button">
    <attr mandatory="true">icon</attr>
    <attr>text</attr>
    <ui id="main">
        <button class="button"><i class="material-icons">{$/icon}</i>{$/text}</button>
    </ui>
    <script>
        'use strict';
        var a = 1;
        function init(t) {

        }

    </script>
</wolf:control>

<!-- usage -->
<!--
<wolf:button click="goAdd" icon="add" />
-->