plugins/org.eclipse.gmf.codegen.xtend.ui/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
  <extension
         point="org.eclipse.ui.commands">
      <category
            name="%generateDiagramCodeLabel"
            description="%commandCategoryDescr"
            id="org.eclipse.gmf.codegen.xtend.ui.commands.category">
      </category>
      <command
            categoryId="org.eclipse.gmf.codegen.xtend.ui.commands.category"
            id="org.eclipse.gmf.codegen.xtend.ui.generation"
            description="%generateCommandDescr"
            name="%generateDiagramCodeLabel">
      </command>
  </extension>
  
  <extension
        point="org.eclipse.ui.handlers">
     <handler
           commandId="org.eclipse.gmf.codegen.xtend.ui.generation"
           class="org.eclipse.gmf.codegen.xtend.ui.handlers.ExecuteTemplatesWithXtend2Handler">
     </handler>
  </extension>
  
  <extension
         point="org.eclipse.ui.menus">
    <menuContribution
            locationURI="popup:org.eclipse.ui.popup.any?after=additions">
         <command
               commandId="org.eclipse.gmf.codegen.xtend.ui.generation"
               label="%generateDiagramCodeLabel">
          <visibleWhen
                  checkEnabled="false">
               <with
                     variable="selection">
                  <iterate
                        ifEmpty="false"
                        operator="or">
                     <or>   
                     <instanceof
                           value="org.eclipse.gmf.codegen.gmfgen.GenEditorGenerator">
                     </instanceof>
                     <adapt
           					type="org.eclipse.core.resources.IResource">
        				 <test property="org.eclipse.core.resources.name" 
                				value="*.gmfgen"/>
     				 </adapt>
     				 </or>
                  </iterate>
               </with>
            </visibleWhen>
         </command>
      </menuContribution>
  </extension>
</plugin>