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      1 // Copyright 2013 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 // This file contains callback types used for communicating with the Drive
      6 // server via WAPI (Documents List API) and Drive API.
      7 
      8 #ifndef GOOGLE_APIS_DRIVE_DRIVE_COMMON_CALLBACKS_H_
      9 #define GOOGLE_APIS_DRIVE_DRIVE_COMMON_CALLBACKS_H_
     10 
     11 #include "google_apis/drive/base_requests.h"
     12 
     13 namespace google_apis {
     14 
     15 class AboutResource;
     16 class AppList;
     17 class ResourceEntry;
     18 class ResourceList;
     19 
     20 // Callback used for getting ResourceList.
     21 typedef base::Callback<void(GDataErrorCode error,
     22                             scoped_ptr<ResourceList> resource_list)>
     23     GetResourceListCallback;
     24 
     25 // Callback used for getting ResourceEntry.
     26 typedef base::Callback<void(GDataErrorCode error,
     27                             scoped_ptr<ResourceEntry> entry)>
     28     GetResourceEntryCallback;
     29 
     30 // Callback used for getting AboutResource.
     31 typedef base::Callback<void(GDataErrorCode error,
     32                             scoped_ptr<AboutResource> about_resource)>
     33     AboutResourceCallback;
     34 
     35 // Callback used for getting ShareUrl.
     36 typedef base::Callback<void(GDataErrorCode error,
     37                             const GURL& share_url)> GetShareUrlCallback;
     38 
     39 // Callback used for getting AppList.
     40 typedef base::Callback<void(GDataErrorCode error,
     41                             scoped_ptr<AppList> app_list)> AppListCallback;
     42 
     43 // Callback used for authorizing an app. |open_url| is used to open the target
     44 // file with the authorized app.
     45 typedef base::Callback<void(GDataErrorCode error,
     46                             const GURL& open_url)>
     47     AuthorizeAppCallback;
     48 
     49 // Closure for canceling a certain request. Each request-issuing method returns
     50 // this type of closure. If it is called during the request is in-flight, the
     51 // callback passed with the request is invoked with GDATA_CANCELLED. If the
     52 // request is already finished, nothing happens.
     53 typedef base::Closure CancelCallback;
     54 
     55 }  // namespace google_apis
     56 
     57 #endif  // GOOGLE_APIS_DRIVE_DRIVE_COMMON_CALLBACKS_H_
     58