ui/app_list/search_result_observer.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 UI_APP_LIST_SEARCH_RESULT_OBSERVER_H_
   6 #define UI_APP_LIST_SEARCH_RESULT_OBSERVER_H_
   7
   8 #include "ui/app_list/app_list_export.h"
   9
  10 namespace app_list {
  11
  12 class APP_LIST_EXPORT SearchResultObserver {
  13  public:
  14   // Invoked when the SearchResult's icon has changed.
  15   virtual void OnIconChanged() {}
  16
  17   // Invoked when the SearchResult's actions have changed.
  18   virtual void OnActionsChanged() {}
  19
  20   // Invoked when the SearchResult's is_installing flag has changed.
  21   virtual void OnIsInstallingChanged() {}
  22
  23   // Invoked when the download percentage has changed.
  24   virtual void OnPercentDownloadedChanged() {}
  25
  26   // Invoked when the item represented by the SearchResult is installed.
  27   virtual void OnItemInstalled() {}
  28
  29   // Invoked when the item represented by the SearchResult is uninstalled.
  30   virtual void OnItemUninstalled() {}
  31
  32   // Invoked just before the SearchResult is destroyed.
  33   virtual void OnResultDestroying() {}
  34
  35  protected:
  36   virtual ~SearchResultObserver() {}
  37 };
  38
  39 }  // namespace app_list
  40
  41 #endif  // UI_APP_LIST_SEARCH_RESULT_OBSERVER_H_