components/webdata/common/web_data_service_consumer.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef COMPONENTS_WEBDATA_COMMON_WEB_DATA_SERVICE_CONSUMER_H_
   6 #define COMPONENTS_WEBDATA_COMMON_WEB_DATA_SERVICE_CONSUMER_H_
   7
   8 #include "components/webdata/common/web_data_results.h"
   9 #include "components/webdata/common/web_data_service_base.h"
  10
  11 // All requests to the web data service are asynchronous. When the request has
  12 // been performed, the data consumer is notified using the following interface.
  13 class WebDataServiceConsumer {
  14  public:
  15   // Called when a request is done. h uniquely identifies the request.
  16   // result can be NULL, if no result is expected or if the database could
  17   // not be opened. The result object is destroyed after this call.
  18   virtual void OnWebDataServiceRequestDone(WebDataServiceBase::Handle h,
  19                                            const WDTypedResult* result) = 0;
  20
  21  protected:
  22   virtual ~WebDataServiceConsumer() {}
  23 };
  24
  25
  26 #endif  // COMPONENTS_WEBDATA_COMMON_WEB_DATA_SERVICE_CONSUMER_H_