Snippets/button.sublime-snippet
<snippet>
<content><![CDATA[
[Meter${1:Button}]
Meter=Button
X=${3:0}
Y=${4:0}
ButtonImage=${7:#@#Images\\${8:buttonimage}}.${9:png}
ButtonCommand=${10:[${11:"C:\\$12"}]}
$0]]></content>
<!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
<tabTrigger>tbutton</tabTrigger>
<!-- Optional: Set a scope to limit where the snippet will trigger -->
<scope>source.rainmeter</scope>
<description>Button Meter</description>
</snippet>