extensions/browser/null_app_sorting.h

   1 // Copyright 2014 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 EXTENSIONS_BROWSER_NULL_APP_SORTING_H_
   6 #define EXTENSIONS_BROWSER_NULL_APP_SORTING_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "base/macros.h"
  10 #include "extensions/browser/app_sorting.h"
  11
  12 namespace extensions {
  13
  14 // An AppSorting that doesn't provide any ordering.
  15 class NullAppSorting : public AppSorting {
  16  public:
  17   NullAppSorting();
  18   ~NullAppSorting() override;
  19
  20   // AppSorting overrides:
  21   void SetExtensionScopedPrefs(ExtensionScopedPrefs* prefs) override;
  22   void SetExtensionSyncService(
  23       ExtensionSyncService* extension_sync_service) override;
  24   void Initialize(const ExtensionIdList& extension_ids) override;
  25   void FixNTPOrdinalCollisions() override;
  26   void EnsureValidOrdinals(
  27       const std::string& extension_id,
  28       const syncer::StringOrdinal& suggested_page) override;
  29   void OnExtensionMoved(const std::string& moved_extension_id,
  30                         const std::string& predecessor_extension_id,
  31                         const std::string& successor_extension_id) override;
  32   syncer::StringOrdinal GetAppLaunchOrdinal(
  33       const std::string& extension_id) const override;
  34   void SetAppLaunchOrdinal(
  35       const std::string& extension_id,
  36       const syncer::StringOrdinal& new_app_launch_ordinal) override;
  37   syncer::StringOrdinal CreateFirstAppLaunchOrdinal(
  38       const syncer::StringOrdinal& page_ordinal) const override;
  39   syncer::StringOrdinal CreateNextAppLaunchOrdinal(
  40       const syncer::StringOrdinal& page_ordinal) const override;
  41   syncer::StringOrdinal CreateFirstAppPageOrdinal() const override;
  42   syncer::StringOrdinal GetNaturalAppPageOrdinal() const override;
  43   syncer::StringOrdinal GetPageOrdinal(
  44       const std::string& extension_id) const override;
  45   void SetPageOrdinal(const std::string& extension_id,
  46                       const syncer::StringOrdinal& new_page_ordinal) override;
  47   void ClearOrdinals(const std::string& extension_id) override;
  48   int PageStringOrdinalAsInteger(
  49       const syncer::StringOrdinal& page_ordinal) const override;
  50   syncer::StringOrdinal PageIntegerAsStringOrdinal(size_t page_index) override;
  51   void SetExtensionVisible(const std::string& extension_id,
  52                            bool visible) override;
  53
  54  private:
  55   DISALLOW_COPY_AND_ASSIGN(NullAppSorting);
  56 };
  57
  58 }  // namespace extensions
  59
  60 #endif  // EXTENSIONS_BROWSER_NULL_APP_SORTING_H_