chrome/browser/android/history_report/data_observer.h

   1 // Copyright 2015 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_BROWSER_ANDROID_HISTORY_REPORT_DATA_OBSERVER_H_
   6 #define CHROME_BROWSER_ANDROID_HISTORY_REPORT_DATA_OBSERVER_H_
   7
   8 #include <string>
   9
  10 #include "base/callback.h"
  11 #include "base/time/time.h"
  12 #include "components/bookmarks/browser/bookmark_model_observer.h"
  13 #include "components/history/core/browser/history_service_observer.h"
  14 #include "components/history/core/browser/history_types.h"
  15 #include "components/history/core/browser/url_row.h"
  16
  17 namespace history {
  18
  19 class HistoryService;
  20 }
  21
  22 namespace history_report {
  23
  24 class DeltaFileService;
  25 class UsageReportsBufferService;
  26
  27 // Observes history data for changes and updates delta file accordingly.
  28 class DataObserver : public bookmarks::BookmarkModelObserver,
  29                      public history::HistoryServiceObserver {
  30  public:
  31   DataObserver(base::Callback<void(void)> data_changed_callback,
  32                base::Callback<void(void)> data_cleared_callback,
  33                base::Callback<void(void)> stop_reporting_callback,
  34                DeltaFileService* delta_file_service,
  35                UsageReportsBufferService* usage_reports_buffer_service,
  36                bookmarks::BookmarkModel* bookmark_model,
  37                history::HistoryService* history_service);
  38   ~DataObserver() override;
  39
  40   // BookmarkModelObserver implementation.
  41   void BookmarkModelLoaded(bookmarks::BookmarkModel* model,
  42                            bool ids_reassigned) override;
  43   void BookmarkModelBeingDeleted(bookmarks::BookmarkModel* model) override;
  44   void BookmarkNodeMoved(bookmarks::BookmarkModel* model,
  45                          const bookmarks::BookmarkNode* old_parent,
  46                          int old_index,
  47                          const bookmarks::BookmarkNode* new_parent,
  48                          int new_index) override;
  49   void BookmarkNodeAdded(bookmarks::BookmarkModel* model,
  50                          const bookmarks::BookmarkNode* parent,
  51                          int index) override;
  52   void BookmarkNodeRemoved(bookmarks::BookmarkModel* model,
  53                            const bookmarks::BookmarkNode* parent,
  54                            int old_index,
  55                            const bookmarks::BookmarkNode* node,
  56                            const std::set<GURL>& removed_urls) override;
  57   void BookmarkAllUserNodesRemoved(
  58       bookmarks::BookmarkModel* model,
  59       const std::set<GURL>& removed_urls) override;
  60   void BookmarkNodeChanged(bookmarks::BookmarkModel* model,
  61                            const bookmarks::BookmarkNode* node) override;
  62   void BookmarkNodeFaviconChanged(bookmarks::BookmarkModel* model,
  63                                   const bookmarks::BookmarkNode* node) override;
  64   void BookmarkNodeChildrenReordered(
  65       bookmarks::BookmarkModel* model,
  66       const bookmarks::BookmarkNode* node) override;
  67
  68   // HistoryServiceObserver implementation.
  69   void OnURLVisited(history::HistoryService* history_service,
  70                     ui::PageTransition transition,
  71                     const history::URLRow& row,
  72                     const history::RedirectList& redirects,
  73                     base::Time visit_time) override;
  74   void OnURLsModified(history::HistoryService* history_service,
  75                       const history::URLRows& changed_urls) override;
  76   void OnURLsDeleted(history::HistoryService* history_service,
  77                      bool all_history,
  78                      bool expired,
  79                      const history::URLRows& deleted_rows,
  80                      const std::set<GURL>& favicon_urls) override;
  81
  82  private:
  83   void DeleteBookmarks(const std::set<GURL>& removed_urls);
  84
  85   base::Callback<void(void)> data_changed_callback_;
  86   base::Callback<void(void)> data_cleared_callback_;
  87   base::Callback<void(void)> stop_reporting_callback_;
  88   DeltaFileService* delta_file_service_;
  89   UsageReportsBufferService* usage_reports_buffer_service_;
  90
  91   DISALLOW_COPY_AND_ASSIGN(DataObserver);
  92 };
  93
  94 }  // namespace history_report
  95
  96 #endif  // CHROME_BROWSER_ANDROID_HISTORY_REPORT_DATA_OBSERVER_H_