newAttributeType = new NewAttributeTypeAction( viewer );
newObjectClass = new NewObjectClassAction( viewer );
openElement = new OpenElementAction( viewer );
openTypeHierarchy = new OpenTypeHierarchyAction( viewer );
deleteSchemaElement = new DeleteSchemaElementAction( viewer );
renameSchemaElement = new RenameSchemaElementAction( viewer );
importCoreSchemas = new ImportCoreSchemasAction();
importSchemasFromOpenLdap = new ImportSchemasFromOpenLdapAction();
importSchemasFromXml = new ImportSchemasFromXmlAction();
exportSchemasAsOpenLdap = new ExportSchemasAsOpenLdapAction( viewer );
exportSchemasAsXml = new ExportSchemasAsXmlAction( viewer );