protected PageRec doCreatePage(IWorkbenchPart part) {
   PageRec pageRec = null;
   if (part instanceof ComponentEditor) {
     ComponentEditor componentEditor = (ComponentEditor) part;
     BindingsInspectorPage page = new BindingsInspectorPage(componentEditor);
     initPage(page);
     page.createControl(getPageBook());
     pageRec = new PageRec(part, page);
   }
   return pageRec;
 }
 protected IPage createDefaultPage(PageBook book) {
   BindingsInspectorPage page = new BindingsInspectorPage(null);
   initPage(page);
   page.createControl(book);
   return page;
 }