Eclipse >>弹出菜单

<extension
         point="org.eclipse.ui.menus">
            <menuContribution
            locationURI="popup:org.eclipse.ui.popup.any?after=additions">
         <command
               commandId="com.thalesgroup.modelquery.connector.incquery.launcher.example.launch">
            <visibleWhen>
               <with
                     variable="activeMenuSelection">
                  <iterate>
                     <and>
                        <adapt
                              type="org.eclipse.core.resources.IFile">
                        </adapt>
                        <test property="org.eclipse.core.resources.extension" value="eiq" />
                     </and>
                  </iterate>
               </with>
            </visibleWhen>
         </command>
      </menuContribution>
   </extension>
   <extension
         point="org.eclipse.ui.commands">
      <command
            defaultHandler="QueryLaunchHandler"
            id="com.thalesgroup.modelquery.connector.incquery.launcher.example.launch"
            name="Launch query">
      </command>
   </extension>