| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.launcher3; |
| |
| import android.app.backup.BackupAgentHelper; |
| import android.app.backup.BackupManager; |
| import android.app.backup.SharedPreferencesBackupHelper; |
| import android.content.Context; |
| import android.content.SharedPreferences; |
| import android.provider.Settings; |
| import android.util.Log; |
| |
| public class LauncherBackupAgentHelper extends BackupAgentHelper { |
| |
| private static final String TAG = "LauncherBackupAgentHelper"; |
| static final boolean VERBOSE = true; |
| static final boolean DEBUG = false; |
| |
| private static BackupManager sBackupManager; |
| |
| protected static final String SETTING_RESTORE_ENABLED = "launcher_restore_enabled"; |
| |
| /** |
| * Notify the backup manager that out database is dirty. |
| * |
| * <P>This does not force an immediate backup. |
| * |
| * @param context application context |
| */ |
| public static void dataChanged(Context context) { |
| if (sBackupManager == null) { |
| sBackupManager = new BackupManager(context); |
| } |
| sBackupManager.dataChanged(); |
| } |
| |
| @Override |
| public void onDestroy() { |
| // There is only one process accessing this preference file, but the restore |
| // modifies the file outside the normal codepaths, so it looks like another |
| // process. This forces a reload of the file, in case this process persists. |
| String spKey = LauncherAppState.getSharedPreferencesKey(); |
| SharedPreferences sp = getSharedPreferences(spKey, Context.MODE_MULTI_PROCESS); |
| super.onDestroy(); |
| } |
| |
| @Override |
| public void onCreate() { |
| boolean restoreEnabled = 0 != Settings.Secure.getInt( |
| getContentResolver(), SETTING_RESTORE_ENABLED, 1); |
| if (VERBOSE) Log.v(TAG, "restore is " + (restoreEnabled ? "enabled" : "disabled")); |
| |
| addHelper(LauncherBackupHelper.LAUNCHER_PREFS_PREFIX, |
| new LauncherPreferencesBackupHelper(this, |
| LauncherAppState.getSharedPreferencesKey(), |
| restoreEnabled)); |
| addHelper(LauncherBackupHelper.LAUNCHER_PREFIX, |
| new LauncherBackupHelper(this, restoreEnabled)); |
| } |
| } |