| /* |
| * Copyright (C) 2017 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.settings.development; |
| |
| import android.content.Context; |
| import android.os.SystemProperties; |
| import android.support.annotation.VisibleForTesting; |
| import android.support.v14.preference.SwitchPreference; |
| import android.support.v7.preference.Preference; |
| |
| import com.android.settings.core.PreferenceControllerMixin; |
| import com.android.settingslib.development.DeveloperOptionsPreferenceController; |
| import com.android.settingslib.development.SystemPropPoker; |
| |
| public class ForceGpuRenderingPreferenceController extends DeveloperOptionsPreferenceController |
| implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin { |
| |
| private static final String FORCE_HARDWARE_UI_KEY = "force_hw_ui"; |
| |
| @VisibleForTesting |
| static final String HARDWARE_UI_PROPERTY = "persist.sys.ui.hw"; |
| |
| public ForceGpuRenderingPreferenceController(Context context) { |
| super(context); |
| } |
| |
| @Override |
| public String getPreferenceKey() { |
| return FORCE_HARDWARE_UI_KEY; |
| } |
| |
| @Override |
| public boolean onPreferenceChange(Preference preference, Object newValue) { |
| final boolean isEnabled = (Boolean) newValue; |
| SystemProperties.set(HARDWARE_UI_PROPERTY, |
| isEnabled ? Boolean.toString(true) : Boolean.toString(false)); |
| SystemPropPoker.getInstance().poke(); |
| return true; |
| } |
| |
| @Override |
| public void updateState(Preference preference) { |
| final boolean isEnabled = SystemProperties.getBoolean(HARDWARE_UI_PROPERTY, |
| false /* default */); |
| ((SwitchPreference) mPreference).setChecked(isEnabled); |
| } |
| |
| @Override |
| protected void onDeveloperOptionsSwitchDisabled() { |
| super.onDeveloperOptionsSwitchDisabled(); |
| SystemProperties.set(HARDWARE_UI_PROPERTY, Boolean.toString(false)); |
| ((SwitchPreference) mPreference).setChecked(false); |
| } |
| } |