Examples of IExtensionDelta

org.eclipse.core.runtime.IExtensionDelta
An extension delta represents changes to the extension registry.
This interface can be used without OSGi running.
This interface is not intended to be implemented by clients.
@since 3.0

Examples of org.eclipse.core.runtime.IExtensionDelta

      display = part.getSite().getPage().getWorkbenchWindow().getWorkbench().getDisplay();
    }
    //check the delta to see if there are any viewer contribution changes.  if so, null our builder to cause reparsing on the next menu show
    IExtensionDelta [] deltas = event.getExtensionDeltas();
    for (int i = 0; i < deltas.length; i++) {
      IExtensionDelta delta = deltas[i];
      IExtensionPoint extensionPoint = delta.getExtensionPoint();
      if (extensionPoint.getNamespace().equals(
          WorkbenchPlugin.PI_WORKBENCH)
          && extensionPoint.getSimpleIdentifier().equals(
              IWorkbenchRegistryConstants.PL_POPUP_MENU)) {


        boolean clearPopups = false;
        IConfigurationElement [] elements = delta.getExtension().getConfigurationElements();
        for (int j = 0; j < elements.length; j++) {
          IConfigurationElement element = elements[j];
          if (element.getName().equals(IWorkbenchRegistryConstants.TAG_VIEWER_CONTRIBUTION)) {
            clearPopups = true;
            break;

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Examples of org.eclipse.core.runtime.IExtensionDelta

        this.workbench = workbench;
    }


    public void registryChanged(IRegistryChangeEvent event) {
        try {
            IExtensionDelta delta[] = event
                    .getExtensionDeltas(WorkbenchPlugin.PI_WORKBENCH);
            IExtension ext;
            IExtensionPoint extPt;
            IWorkbenchWindow[] win = PlatformUI.getWorkbench()
                    .getWorkbenchWindows();
            if (win.length == 0) {
        return;
      }
            Display display = win[0].getShell().getDisplay();
            if (display == null) {
        return;
      }
            ArrayList appearList = new ArrayList(5);
            ArrayList revokeList = new ArrayList(5);
            String id = null;
            int numPerspectives = 0;
            int numActionSetPartAssoc = 0;


            // push action sets and perspectives to the top because incoming 
            // actionSetPartAssociations and perspectiveExtensions may depend upon 
            // them for their bindings.    
            for (int i = 0; i < delta.length; i++) {
                id = delta[i].getExtensionPoint().getSimpleIdentifier();
                if (delta[i].getKind() == IExtensionDelta.ADDED) {
                    if (id.equals(IWorkbenchRegistryConstants.PL_ACTION_SETS)) {
            appearList.add(0, delta[i]);
          } else if (!id.equals(IWorkbenchRegistryConstants.PL_PERSPECTIVES)
                            && !id.equals(IWorkbenchRegistryConstants.PL_VIEWS)
                            && !id.equals(IWorkbenchRegistryConstants.PL_ACTION_SETS)) {
            appearList.add(appearList.size() - numPerspectives,
                                delta[i]);
          }
                } else {
                    if (delta[i].getKind() == IExtensionDelta.REMOVED) {
                        if (id
                                .equals(IWorkbenchRegistryConstants.PL_ACTION_SET_PART_ASSOCIATIONS)) {
                            revokeList.add(0, delta[i]);
                            numActionSetPartAssoc++;
                        } else if (id
                                .equals(IWorkbenchRegistryConstants.PL_PERSPECTIVES)) {
              revokeList.add(numActionSetPartAssoc, delta[i]);
            } else {
              revokeList.add(delta[i]);
            }
                    }
                }
            }
            Iterator iter = appearList.iterator();
            IExtensionDelta extDelta = null;
            while (iter.hasNext()) {
                extDelta = (IExtensionDelta) iter.next();
                extPt = extDelta.getExtensionPoint();
                ext = extDelta.getExtension();
                asyncAppear(display, extPt, ext);
            }
            // Suspend support for removing a plug-in until this is more stable
            //    iter = revokeList.iterator();
            //    while(iter.hasNext()) {

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Examples of org.eclipse.core.runtime.IExtensionDelta

         public void registryChanged(IRegistryChangeEvent event)
         {
           IExtensionDelta[] deltas = event.getExtensionDeltas();
           for (int i = 0; i < deltas.length; ++i) 
           {
             IExtensionDelta delta = deltas[i];
             if (delta.getExtensionPoint().getUniqueIdentifier().equals(qualifiedExtensionPointID))
             {
               boolean add = delta.getKind() == IExtensionDelta.ADDED;
               IExtension extension = delta.getExtension();
               IConfigurationElement[] configurationElement = extension.getConfigurationElements();
               for (int j = 0; j < configurationElement.length; ++j) 
               {
                 internalReadElement(configurationElement[j], add);
               }

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Examples of org.eclipse.core.runtime.IExtensionDelta

         public void registryChanged(IRegistryChangeEvent event)
         {
           IExtensionDelta[] deltas = event.getExtensionDeltas();
           for (int i = 0; i < deltas.length; ++i) 
           {
             IExtensionDelta delta = deltas[i];
             if (delta.getExtensionPoint().getUniqueIdentifier().equals(qualifiedExtensionPointID))
             {
               boolean add = delta.getKind() == IExtensionDelta.ADDED;
               IExtension extension = delta.getExtension();
               IConfigurationElement[] configurationElement = extension.getConfigurationElements();
               for (int j = 0; j < configurationElement.length; ++j) 
               {
                 internalReadElement(configurationElement[j], add);
               }

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Examples of org.eclipse.core.runtime.IExtensionDelta

  }


  public IExtensionDelta[] getExtensionDeltas(String extensionPoint) {
    Collection selectedExtDeltas = new LinkedList();
    for (Iterator extDeltasIter = extensionDeltas.iterator(); extDeltasIter.hasNext();) {
      IExtensionDelta extensionDelta = (IExtensionDelta) extDeltasIter.next();
      if (extensionDelta.getExtension().getExtensionPointUniqueIdentifier().equals(extensionPoint))
        selectedExtDeltas.add(extensionDelta);
    }
    return (IExtensionDelta[]) selectedExtDeltas.toArray(new IExtensionDelta[selectedExtDeltas.size()]);
  }

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Examples of org.eclipse.core.runtime.IExtensionDelta

   * @param extensionPointId
   * @param extensionId must not be null
   */
  public IExtensionDelta getExtensionDelta(String extensionPointId, String extensionId) {
    for (Iterator extDeltasIter = extensionDeltas.iterator(); extDeltasIter.hasNext();) {
      IExtensionDelta extensionDelta = (IExtensionDelta) extDeltasIter.next();
      IExtension extension = extensionDelta.getExtension();
      if (extension.getExtensionPointUniqueIdentifier().equals(extensionPointId) && extension.getUniqueIdentifier() != null && extension.getUniqueIdentifier().equals(extensionId))
        return extensionDelta;
    }
    return null;
  }

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Examples of org.eclipse.core.runtime.IExtensionDelta

   * <p>
   * <em>This method must not be called by clients.</em>
   * </p>
   */
  public void registryChanged(IRegistryChangeEvent event) {
    IExtensionDelta delta[] = event.getExtensionDeltas();
    int len = delta.length;
    for (int i = 0; i < len; i++)
      switch (delta[i].getKind()) {
        case IExtensionDelta.ADDED :
          doAdd(delta[i]);

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