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1 /*
2  * Copyright (C) 2017 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.settings.development;
18 
19 import android.content.Context;
20 import android.provider.Settings;
21 
22 import androidx.annotation.VisibleForTesting;
23 import androidx.preference.Preference;
24 import androidx.preference.SwitchPreference;
25 
26 import com.android.settings.core.PreferenceControllerMixin;
27 import com.android.settingslib.development.DeveloperOptionsPreferenceController;
28 
29 public class EnableGpuDebugLayersPreferenceController extends DeveloperOptionsPreferenceController
30         implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin {
31 
32     private static final String ENABLE_GPU_DEBUG_LAYERS_KEY = "enable_gpu_debug_layers";
33 
34     @VisibleForTesting
35     static final int SETTING_VALUE_ON = 1;
36     @VisibleForTesting
37     static final int SETTING_VALUE_OFF = 0;
38 
EnableGpuDebugLayersPreferenceController(Context context)39     public EnableGpuDebugLayersPreferenceController(Context context) {
40         super(context);
41     }
42 
43     @Override
getPreferenceKey()44     public String getPreferenceKey() {
45         return ENABLE_GPU_DEBUG_LAYERS_KEY;
46     }
47 
48     @Override
onPreferenceChange(Preference preference, Object newValue)49     public boolean onPreferenceChange(Preference preference, Object newValue) {
50         final boolean isEnabled = (Boolean) newValue;
51         Settings.Global.putInt(mContext.getContentResolver(),
52                 Settings.Global.ENABLE_GPU_DEBUG_LAYERS,
53                 isEnabled ? SETTING_VALUE_ON : SETTING_VALUE_OFF);
54         return true;
55     }
56 
57     @Override
updateState(Preference preference)58     public void updateState(Preference preference) {
59         final int enableGpuDebugLayersMode = Settings.Global.getInt(mContext.getContentResolver(),
60                 Settings.Global.ENABLE_GPU_DEBUG_LAYERS, SETTING_VALUE_OFF);
61         ((SwitchPreference) mPreference).setChecked(enableGpuDebugLayersMode != SETTING_VALUE_OFF);
62     }
63 
64     @Override
onDeveloperOptionsSwitchDisabled()65     protected void onDeveloperOptionsSwitchDisabled() {
66         super.onDeveloperOptionsSwitchDisabled();
67         Settings.Global.putInt(mContext.getContentResolver(),
68                 Settings.Global.ENABLE_GPU_DEBUG_LAYERS, SETTING_VALUE_OFF);
69         ((SwitchPreference) mPreference).setChecked(false);
70     }
71 }
72