/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the
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* License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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package com.android.settings.display;
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import android.content.Context;
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import androidx.preference.SwitchPreference;
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import androidx.preference.PreferenceScreen;
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import androidx.preference.Preference;
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import com.android.settings.core.PreferenceControllerMixin;
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import com.android.settingslib.core.AbstractPreferenceController;
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import com.softwinner.AWDisplay;
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public class AwSmartBacklightPreferenceController extends AbstractPreferenceController implements
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PreferenceControllerMixin, Preference.OnPreferenceChangeListener {
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private static final String KEY_SMART_BACKLIGHT_SETTING = "smart_backlight_setting";
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private static final String KEY_SMART_BACKLIGHT = "smart_backlight";
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private static final String KEY_SMART_BACKLIGHT_DEMO = "smart_backlight_demo";
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private SwitchPreference mSmartBacklight;
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private SwitchPreference mDemo;
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public AwSmartBacklightPreferenceController(Context context) {
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super(context);
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}
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@Override
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public void displayPreference(PreferenceScreen screen) {
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if (isAvailable()) {
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setVisible(screen, getPreferenceKey(), true);
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mSmartBacklight = (SwitchPreference) screen.findPreference(KEY_SMART_BACKLIGHT);
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mSmartBacklight.setOnPreferenceChangeListener(this);
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mDemo = (SwitchPreference) screen.findPreference(KEY_SMART_BACKLIGHT_DEMO);
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mDemo.setOnPreferenceChangeListener(this);
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} else {
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setVisible(screen, getPreferenceKey(), false);
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}
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}
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@Override
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public boolean isAvailable() {
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return true;
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}
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@Override
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public String getPreferenceKey() {
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return KEY_SMART_BACKLIGHT_SETTING;
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}
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@Override
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public void updateState(Preference preference) {
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boolean enabled = AWDisplay.getSmartBacklight();
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boolean demo = AWDisplay.getSmartBacklightDemo();
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if (mSmartBacklight != null)
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mSmartBacklight.setChecked(enabled);
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if (mDemo != null) {
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mDemo.setEnabled(enabled);
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mDemo.setChecked(demo);
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}
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}
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@Override
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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boolean auto = (Boolean) newValue;
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if (mSmartBacklight == preference) {
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AWDisplay.setSmartBacklight(auto);
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if(mDemo != null) mDemo.setEnabled(auto);
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} else if (mDemo == preference) {
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AWDisplay.setSmartBacklightDemo(auto);
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}
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return true;
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}
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}
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