| /* |
| * Copyright (C) 2015 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.settingslib.applications; |
| |
| import android.content.pm.ActivityInfo; |
| import android.content.res.Configuration; |
| import android.content.res.Resources; |
| |
| public class InterestingConfigChanges { |
| private final Configuration mLastConfiguration = new Configuration(); |
| private final int mFlags; |
| private int mLastDensity; |
| |
| public InterestingConfigChanges() { |
| this(ActivityInfo.CONFIG_LOCALE |
| | ActivityInfo.CONFIG_UI_MODE | ActivityInfo.CONFIG_SCREEN_LAYOUT |
| | ActivityInfo.CONFIG_ASSETS_PATHS); |
| } |
| |
| public InterestingConfigChanges(int flags) { |
| mFlags = flags; |
| } |
| |
| public boolean applyNewConfig(Resources res) { |
| int configChanges = mLastConfiguration.updateFrom(res.getConfiguration()); |
| boolean densityChanged = mLastDensity != res.getDisplayMetrics().densityDpi; |
| if (densityChanged || (configChanges & (mFlags)) != 0) { |
| mLastDensity = res.getDisplayMetrics().densityDpi; |
| return true; |
| } |
| return false; |
| } |
| } |