| /* |
| * 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 androidx.annotation.VisibleForTesting; |
| import androidx.preference.SwitchPreference; |
| import androidx.preference.Preference; |
| import android.widget.Toast; |
| |
| import com.android.settings.R; |
| import com.android.settings.core.PreferenceControllerMixin; |
| import com.android.settingslib.development.DeveloperOptionsPreferenceController; |
| import com.android.settingslib.development.SystemPropPoker; |
| |
| public class CoolColorTemperaturePreferenceController extends DeveloperOptionsPreferenceController |
| implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin { |
| |
| private static final String COLOR_TEMPERATURE_KEY = "color_temperature"; |
| |
| @VisibleForTesting |
| static final String COLOR_TEMPERATURE_PROPERTY = "persist.sys.debug.color_temp"; |
| |
| public CoolColorTemperaturePreferenceController(Context context) { |
| super(context); |
| } |
| |
| @Override |
| public boolean isAvailable() { |
| return mContext.getResources().getBoolean(R.bool.config_enableColorTemperature); |
| } |
| |
| @Override |
| public String getPreferenceKey() { |
| return COLOR_TEMPERATURE_KEY; |
| } |
| |
| @Override |
| public boolean onPreferenceChange(Preference preference, Object newValue) { |
| final boolean isColorTemperatureEnabled = (Boolean) newValue; |
| SystemProperties.set(COLOR_TEMPERATURE_PROPERTY, |
| Boolean.toString(isColorTemperatureEnabled)); |
| SystemPropPoker.getInstance().poke(); |
| displayColorTemperatureToast(); |
| return true; |
| } |
| |
| @Override |
| public void updateState(Preference preference) { |
| final boolean enableColorTemperature = SystemProperties.getBoolean( |
| COLOR_TEMPERATURE_PROPERTY, false /* default */); |
| ((SwitchPreference) mPreference).setChecked(enableColorTemperature); |
| } |
| |
| @Override |
| protected void onDeveloperOptionsSwitchDisabled() { |
| super.onDeveloperOptionsSwitchDisabled(); |
| SystemProperties.set(COLOR_TEMPERATURE_PROPERTY, Boolean.toString(false)); |
| ((SwitchPreference) mPreference).setChecked(false); |
| } |
| |
| @VisibleForTesting |
| void displayColorTemperatureToast() { |
| Toast.makeText(mContext, R.string.color_temperature_toast, Toast.LENGTH_LONG).show(); |
| } |
| } |