samples/org.eclipse.emf.example.eef.application.fx/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<plugin>

   <extension
         id="product"
         point="org.eclipse.core.runtime.products">
      <product
            name="org.eclipse.emf.example.eef.application.fx"
            application="at.bestsolution.efxclipse.runtime.workbench.fx.application">
          <property
               name="clearPersistedState"
               value="false">
         </property>
         <property
               name="cssTheme"
               value="themes.default">
         </property>
        <property
               name="applicationXMI"
               value="org.eclipse.emf.example.eef.application.fx/Application.e4xmi">
         </property>
         <property
               name="applicationCSS"
               value="platform:/plugin/org.eclipse.emf.example.eef.application.fx/css/default.css">
         </property>
         <property
               name="appName"
               value="org.eclipse.emf.example.eef.application.fx">
         </property>
      </product>
   </extension>
    <extension
         point="at.bestsolution.efxclipse.runtime.theme">
      <theme
            basestylesheet="css/default.css"
            id="themes.default"
            name="Default theme">
      </theme>
   </extension>

</plugin>