org.eclipse.xwt.tests/src/org/eclipse/xwt/tests/controls/button/command/ButtonCommand.xwt

<Shell xmlns="http://www.eclipse.org/xwt/presentation"
	xmlns:x="http://www.eclipse.org/xwt"
	text="Button Visible Test">
	<Shell.layout>
		<GridLayout numColumns="1"/>
	</Shell.layout>
	<Button text="Open Message" Command="Message"/>
</Shell>