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.os.SystemProperties; 21 import android.text.TextUtils; 22 import android.view.ThreadedRenderer; 23 24 import androidx.preference.ListPreference; 25 import androidx.preference.Preference; 26 27 import com.android.settings.R; 28 import com.android.settings.core.PreferenceControllerMixin; 29 import com.android.settingslib.development.DeveloperOptionsPreferenceController; 30 import com.android.settingslib.development.SystemPropPoker; 31 32 public class ProfileGpuRenderingPreferenceController extends DeveloperOptionsPreferenceController 33 implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin { 34 35 private static final String TRACK_FRAME_TIME_KEY = "track_frame_time"; 36 37 private final String[] mListValues; 38 private final String[] mListSummaries; 39 ProfileGpuRenderingPreferenceController(Context context)40 public ProfileGpuRenderingPreferenceController(Context context) { 41 super(context); 42 43 mListValues = context.getResources().getStringArray(R.array.track_frame_time_values); 44 mListSummaries = context.getResources().getStringArray(R.array.track_frame_time_entries); 45 } 46 47 @Override getPreferenceKey()48 public String getPreferenceKey() { 49 return TRACK_FRAME_TIME_KEY; 50 } 51 52 @Override onPreferenceChange(Preference preference, Object newValue)53 public boolean onPreferenceChange(Preference preference, Object newValue) { 54 writeTrackFrameTimeOptions(newValue); 55 updateTrackFrameTimeOptions(); 56 return true; 57 } 58 59 @Override updateState(Preference preference)60 public void updateState(Preference preference) { 61 updateTrackFrameTimeOptions(); 62 } 63 writeTrackFrameTimeOptions(Object newValue)64 private void writeTrackFrameTimeOptions(Object newValue) { 65 SystemProperties.set(ThreadedRenderer.PROFILE_PROPERTY, 66 newValue == null ? "" : newValue.toString()); 67 SystemPropPoker.getInstance().poke(); 68 } 69 updateTrackFrameTimeOptions()70 private void updateTrackFrameTimeOptions() { 71 final String value = SystemProperties.get( 72 ThreadedRenderer.PROFILE_PROPERTY, "" /* default */); 73 int index = 0; // default 74 for (int i = 0; i < mListValues.length; i++) { 75 if (TextUtils.equals(value, mListValues[i])) { 76 index = i; 77 break; 78 } 79 } 80 final ListPreference listPreference = (ListPreference) mPreference; 81 listPreference.setValue(mListValues[index]); 82 listPreference.setSummary(mListSummaries[index]); 83 } 84 } 85