How to hide default menus in RCP?

eclipse, eclipse-plugin, rcp

Solution

You need activities. Example from my current project:

<extension
     point="org.eclipse.ui.activities">
  <activity
        id="arm.activity.disabled"
        name="%arm.activity.disabled.name">
     <enabledWhen>
        <with
              variable="selection">
           <count
                 value="-1">
           </count>
        </with>
     </enabledWhen>
  </activity>
  <activityPatternBinding
        activityId="arm.activity.disabled"
        pattern="org\.eclipse\.m2e\..*">
  </activityPatternBinding>
  <activityPatternBinding
        activityId="arm.activity.disabled"
        pattern="org\.eclipse\.search\..*">
  </activityPatternBinding>
  <activityPatternBinding
        activityId="arm.activity.disabled"
        pattern="org\.eclipse\.team\..*">
  </activityPatternBinding>
  <activityPatternBinding
        activityId="arm.activity.disabled"
        pattern="org\.eclipse\.compare.*">
  </activityPatternBinding>
  <activityPatternBinding
        activityId="arm.activity.disabled"
        pattern="org\.eclipse\.help\.ui\.PrefPageHelp.*">
  </activityPatternBinding>
  <activityPatternBinding
        activityId="arm.activity.disabled"
        isEqualityPattern="true"
        pattern="org.eclipse.ui.ide/org.eclipse.ui.preferencePages.Workspace">
  </activityPatternBinding>
  <activityPatternBinding
        activityId="arm.activity.disabled"
        isEqualityPattern="true"
        pattern="org.eclipse.ui.ide/org.eclipse.ui.preferencePages.Perspectives">
  </activityPatternBinding>
</extension>

Problem

I am new in Eclipse RCP plug in development. I had written one plug-in with my own perspective and added perspective specific menus within it. My question is how to hide the default menus provided within Eclipse, like Edit, Navigated, Search, Project ? I tried with using '< extension point="org.eclipse.core.expressions.definitions" >' and putting my view specific condition, withing menu contribution's. Any help is appreciated. Best regards, Mandar Phatak.

Original source