samples/org.eclipse.eef.sample.custom.widget.colorpicker/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
   <extension
         point="org.eclipse.eef.ide.ui.eefLifecycleManagerProvider">
      <descriptor
            class="org.eclipse.eef.sample.custom.widget.colorpicker.ColorPickerProvider"
            description="%eefLifecycleManagerProvider.Description"
            id="org.eclipse.eef.sample.custom.widget.colorpicker"
            label="%eefLifecycleManagerProvider.Label">
      </descriptor>
   </extension>

</plugin>