1 /*
2  * Copyright (C) 2021 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 package com.android.wallpaper.module;
17 
18 import static android.app.WallpaperManager.FLAG_LOCK;
19 
20 import android.app.WallpaperManager;
21 import android.content.Context;
22 import android.os.ParcelFileDescriptor;
23 import android.util.Log;
24 
25 import com.android.wallpaper.compat.WallpaperManagerCompat;
26 
27 import java.io.IOException;
28 
29 /**
30  * Default implementation of {@link WallpaperStatusChecker}.
31  */
32 public final class DefaultWallpaperStatusChecker implements WallpaperStatusChecker {
33 
34     private static final String TAG = "DefaultWallpaperStatusChecker";
35 
36     @Override
isHomeStaticWallpaperSet(Context context)37     public boolean isHomeStaticWallpaperSet(Context context) {
38         ParcelFileDescriptor systemWallpaperFile =
39                 InjectorProvider.getInjector().getWallpaperManagerCompat(context).getWallpaperFile(
40                         WallpaperManagerCompat.FLAG_SYSTEM);
41         boolean isStaticWallpaperSet = systemWallpaperFile != null;
42 
43         if (systemWallpaperFile != null) {
44             try {
45                 systemWallpaperFile.close();
46             } catch (IOException e) {
47                 Log.e(TAG, "Unable to close system wallpaper ParcelFileDescriptor", e);
48             }
49         }
50 
51         return isStaticWallpaperSet;
52     }
53 
54     @Override
isLockWallpaperSet(Context context)55     public boolean isLockWallpaperSet(Context context) {
56         return WallpaperManager.getInstance(context).getWallpaperId(FLAG_LOCK) > 0;
57     }
58 }
59