examples/org.eclipse.ui.examples.markerHelp/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
    <extension
         id="custom_marker"
         point="org.eclipse.core.resources.markers">
      <super
            type="org.eclipse.core.resources.problemmarker">
      </super>
      <persistent
            value="true">
      </persistent>
   </extension>
   <extension
         point="org.eclipse.ui.ide.markerHelp">
      <markerHelp
            helpContextProvider="org.eclipse.ui.examples.markerHelp.ExampleHelpContextProvider"
            markerType="org.eclipse.ui.examples.markerHelp.custom_marker">
      </markerHelp>
   </extension>
   <extension
         point="org.eclipse.ui.commands">
      <command
            categoryId="org.eclipse.ui.category.project"
            description="Adds example markers for Bug 543466"
            id="org.eclipse.ui.examples.markerHelp.addMarkers"
            name="Add Example Markers">
      </command>
   </extension>
   <extension
         point="org.eclipse.ui.handlers">
      <handler
            class="org.eclipse.ui.examples.markerHelp.AddMarkers"
            commandId="org.eclipse.ui.examples.markerHelp.addMarkers">
      </handler>
   </extension>
   <extension
         point="org.eclipse.help.contexts">
      <contexts
            file="context_help.xml">
      </contexts>
   </extension>
</plugin>