bundles/org.eclipse.emf.ecp.workspace.ui/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>

   <extension
         id="org.eclipse.emf.ecp.workspace.provider"
         name="Eclipse Workspace (Experimental)"
         point="org.eclipse.emf.ecp.ui.uiProviders">
      <uiProvider
            class="org.eclipse.emf.ecp.workspace.internal.ui.WorkspaceUIProvider"
            provider="org.eclipse.emf.ecp.workspace.provider">
      </uiProvider>
   </extension>
   <extension
         point="org.eclipse.ui.commands">
      <command
            id="org.eclipse.emf.ecp.workspace.internal.ui.undoLastCommand"
            name="Undo Last Command">
      </command>
   </extension>
   <extension
         point="org.eclipse.ui.handlers">
      <handler
            class="org.eclipse.emf.ecp.workspace.internal.ui.UndoLastCommandHandler"
            commandId="org.eclipse.emf.ecp.workspace.internal.ui.undoLastCommand">
         <enabledWhen>
            <with
                  variable="activeMenuSelection">
                  <iterate
                        ifEmpty="false"
                        operator="or">
               <and>
                  <instanceof
                        value="org.eclipse.emf.ecp.core.ECPProject">
                  </instanceof>
                     <test
                           property="org.eclipse.emf.ecp.core.project.open"
                           value="true">
                     </test>
               </and>
               <and>
                  <instanceof
                        value="org.eclipse.emf.ecp.core.ECPProject">
                  </instanceof>
                     <test
                           property="org.eclipse.emf.ecp.workspace.ui.testers.canUndo"
                           value="true">
                     </test>
                     </and>
                  </iterate>
            </with>
         </enabledWhen>
      </handler>
   </extension>
   <extension
         point="org.eclipse.ui.menus">
      <menuContribution
            locationURI="popup:org.eclipse.emf.ecp.ui.ModelExplorerView?after=org.eclipse.emf.ecp.ui.separatorProvider">
         <command
               commandId="org.eclipse.emf.ecp.workspace.internal.ui.undoLastCommand"
               icon="icons/arrow_undo.png"
               label="Undo Last Command"
               style="push"
               tooltip="Undo the last executed operation">
            <visibleWhen
                  checkEnabled="false">
               <with
                     variable="activeMenuSelection">
                  <and>
                     <count
                           value="1">
                     </count>
                     <iterate>
                        <instanceof
                              value="org.eclipse.emf.ecp.core.ECPProject">
                        </instanceof>
                        <test
                              property="org.eclipse.emf.ecp.core.project.providerName"
                              value="org.eclipse.emf.ecp.workspace.provider">
                        </test>
                     </iterate>
                  </and>
               </with>
            </visibleWhen>
         </command>
      </menuContribution>
   </extension>
   <extension
         point="org.eclipse.core.expressions.propertyTesters">
      <propertyTester
            class="org.eclipse.emf.ecp.workspace.internal.ui.WorkspaceCanUndoTester"
            id="org.eclipse.emf.ecp.workspace.ui.canUndo"
            namespace="org.eclipse.emf.ecp.workspace.ui.testers"
            properties="canUndo"
            type="org.eclipse.emf.ecp.core.ECPProject">
      </propertyTester>
   </extension>

</plugin>