Tony Mantler | 95357fd | 2015-06-08 14:20:07 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License |
| 15 | */ |
| 16 | |
| 17 | package com.android.settingslib.applications; |
| 18 | |
| 19 | import android.content.pm.ActivityInfo; |
| 20 | import android.content.res.Configuration; |
| 21 | import android.content.res.Resources; |
| 22 | |
| 23 | public class InterestingConfigChanges { |
| 24 | private final Configuration mLastConfiguration = new Configuration(); |
Jason Monk | 9c7844c | 2017-01-18 15:21:53 -0500 | [diff] [blame] | 25 | private final int mFlags; |
Tony Mantler | 95357fd | 2015-06-08 14:20:07 -0700 | [diff] [blame] | 26 | private int mLastDensity; |
| 27 | |
Jason Monk | 9c7844c | 2017-01-18 15:21:53 -0500 | [diff] [blame] | 28 | public InterestingConfigChanges() { |
Jason Monk | 3edad31 | 2017-06-05 11:33:48 -0400 | [diff] [blame] | 29 | this(ActivityInfo.CONFIG_LOCALE |
| 30 | | ActivityInfo.CONFIG_UI_MODE | ActivityInfo.CONFIG_SCREEN_LAYOUT |
| 31 | | ActivityInfo.CONFIG_ASSETS_PATHS); |
Jason Monk | 9c7844c | 2017-01-18 15:21:53 -0500 | [diff] [blame] | 32 | } |
| 33 | |
Jason Monk | 3edad31 | 2017-06-05 11:33:48 -0400 | [diff] [blame] | 34 | public InterestingConfigChanges(int flags) { |
| 35 | mFlags = flags; |
Jason Monk | 9c7844c | 2017-01-18 15:21:53 -0500 | [diff] [blame] | 36 | } |
| 37 | |
Tony Mantler | 95357fd | 2015-06-08 14:20:07 -0700 | [diff] [blame] | 38 | public boolean applyNewConfig(Resources res) { |
| 39 | int configChanges = mLastConfiguration.updateFrom(res.getConfiguration()); |
| 40 | boolean densityChanged = mLastDensity != res.getDisplayMetrics().densityDpi; |
Jason Monk | 9c7844c | 2017-01-18 15:21:53 -0500 | [diff] [blame] | 41 | if (densityChanged || (configChanges & (mFlags)) != 0) { |
Tony Mantler | 95357fd | 2015-06-08 14:20:07 -0700 | [diff] [blame] | 42 | mLastDensity = res.getDisplayMetrics().densityDpi; |
| 43 | return true; |
| 44 | } |
| 45 | return false; |
| 46 | } |
| 47 | } |