chrome/browser/ui/app_list/model_pref_updater.cc

   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 #include "chrome/browser/ui/app_list/model_pref_updater.h"
   6
   7 #include "chrome/browser/ui/app_list/app_list_prefs.h"
   8 #include "chrome/browser/ui/app_list/extension_app_item.h"
   9 #include "ui/app_list/app_list_folder_item.h"
  10 #include "ui/app_list/app_list_item.h"
  11 #include "ui/app_list/app_list_model.h"
  12
  13 namespace app_list {
  14
  15 ModelPrefUpdater::ModelPrefUpdater(AppListPrefs* app_list_prefs,
  16                                    AppListModel* model)
  17     : app_list_prefs_(app_list_prefs), model_(model) {
  18   model_->AddObserver(this);
  19 }
  20
  21 ModelPrefUpdater::~ModelPrefUpdater() {
  22   model_->RemoveObserver(this);
  23 }
  24
  25 void ModelPrefUpdater::OnAppListItemAdded(AppListItem* item) {
  26   UpdatePrefsFromAppListItem(item);
  27 }
  28
  29 void ModelPrefUpdater::OnAppListItemWillBeDeleted(AppListItem* item) {
  30   app_list_prefs_->DeleteAppListInfo(item->id());
  31 }
  32
  33 void ModelPrefUpdater::OnAppListItemUpdated(AppListItem* item) {
  34   UpdatePrefsFromAppListItem(item);
  35 }
  36
  37 void ModelPrefUpdater::UpdatePrefsFromAppListItem(AppListItem* item) {
  38   // Write synced data to local pref.
  39   AppListPrefs::AppListInfo info;
  40   if (item->GetItemType() == AppListFolderItem::kItemType)
  41     info.item_type = AppListPrefs::AppListInfo::FOLDER_ITEM;
  42   else if (item->GetItemType() == ExtensionAppItem::kItemType)
  43     info.item_type = AppListPrefs::AppListInfo::APP_ITEM;
  44   else
  45     NOTREACHED();
  46
  47   info.parent_id = item->folder_id();
  48   info.position = item->position();
  49   info.name = item->name();
  50
  51   app_list_prefs_->SetAppListInfo(item->id(), info);
  52 }
  53
  54 }  // namespace app_list