chrome/common/ntp_logging_events.h

   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 #ifndef CHROME_COMMON_NTP_LOGGING_EVENTS_H_
   6 #define CHROME_COMMON_NTP_LOGGING_EVENTS_H_
   7
   8 // The different types of events that are logged from the NTP. This enum is used
   9 // to transfer information from the NTP javascript to the renderer and is not
  10 // used as a UMA enum histogram's logged value.
  11 // Note: Keep in sync with browser/resources/local_ntp/most_visited_utils.js
  12 enum NTPLoggingEventType {
  13   // The suggestion is coming from the server.
  14   NTP_SERVER_SIDE_SUGGESTION = 0,
  15
  16   // The suggestion is coming from the client.
  17   NTP_CLIENT_SIDE_SUGGESTION = 1,
  18
  19   // Indicates a tile was rendered, no matter if it's a thumbnail, a gray tile
  20   // or an external tile.
  21   NTP_TILE = 2,
  22
  23   // The tile uses a local thumbnail image.
  24   NTP_THUMBNAIL_TILE = 3,
  25
  26   // Used when no thumbnail is specified and a gray tile with the domain is used
  27   // as the main tile.
  28   NTP_GRAY_TILE = 4,
  29
  30   // The visuals of that tile are handled externally by the page itself.
  31   NTP_EXTERNAL_TILE = 5,
  32
  33   // There was an error in loading both the thumbnail image and the fallback
  34   // (if it was provided), resulting in a grey tile.
  35   NTP_THUMBNAIL_ERROR = 6,
  36
  37   // Used a gray tile with the domain as the fallback for a failed thumbnail.
  38   NTP_GRAY_TILE_FALLBACK = 7,
  39
  40   // The visuals of that tile's fallback are handled externally.
  41   NTP_EXTERNAL_TILE_FALLBACK = 8,
  42
  43   // The user moused over an NTP tile or title.
  44   NTP_MOUSEOVER = 9,
  45
  46   NTP_NUM_EVENT_TYPES
  47 };
  48
  49 #endif  // CHROME_COMMON_NTP_LOGGING_EVENTS_H_