yakindu/plugins/org.yakindu.sct.model.stext.edit/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
   <extension
         point="org.eclipse.emf.edit.itemProviderAdapterFactories">
      <factory
            class="org.yakindu.sct.model.stext.stext.provider.StextItemProviderAdapterFactory"
            uri="http://www.yakindu.org/sct/statechart/SText"
            supportedTypes=
              "org.eclipse.emf.edit.provider.IEditingDomainItemProvider
               org.eclipse.emf.edit.provider.IStructuredItemContentProvider
               org.eclipse.emf.edit.provider.ITreeItemContentProvider
               org.eclipse.emf.edit.provider.IItemLabelProvider
               org.eclipse.emf.edit.provider.IItemPropertySource"/>
   </extension>

</plugin>