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/*
* Copyright (C) 2019 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.display.darkmode;
import android.app.UiModeManager;
import android.content.Context;
import android.content.res.Configuration;
import android.location.LocationManager;
import android.os.PowerManager;
import androidx.preference.DropDownPreference;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;
import com.android.settings.R;
import com.android.settings.core.BasePreferenceController;
import com.android.settings.display.TwilightLocationDialog;
/**
* Controller for the dark ui option dropdown
*/
public class DarkModeScheduleSelectorController extends BasePreferenceController
implements Preference.OnPreferenceChangeListener {
private static final String TAG = DarkModeScheduleSelectorController.class.getSimpleName();
private final UiModeManager mUiModeManager;
private PowerManager mPowerManager;
private DropDownPreference mPreference;
private LocationManager mLocationManager;
private int mCurrentMode;
public DarkModeScheduleSelectorController(Context context, String key) {
super(context, key);
mUiModeManager = context.getSystemService(UiModeManager.class);
mPowerManager = context.getSystemService(PowerManager.class);
mLocationManager = context.getSystemService(LocationManager.class);
}
@Override
public void displayPreference(PreferenceScreen screen) {
super.displayPreference(screen);
mPreference = screen.findPreference(getPreferenceKey());
}
@Override
public int getAvailabilityStatus() {
return BasePreferenceController.AVAILABLE;
}
@Override
public final void updateState(Preference preference) {
final boolean batterySaver = mPowerManager.isPowerSaveMode();
mPreference.setEnabled(!batterySaver);
mCurrentMode = getCurrentMode();
mPreference.setValueIndex(mCurrentMode);
}
private int getCurrentMode() {
int resId;
switch (mUiModeManager.getNightMode()) {
case UiModeManager.MODE_NIGHT_AUTO:
resId = R.string.dark_ui_auto_mode_auto;
break;
case UiModeManager.MODE_NIGHT_CUSTOM:
resId = R.string.dark_ui_auto_mode_custom;
break;
default:
resId = R.string.dark_ui_auto_mode_never;
}
return mPreference.findIndexOfValue(mContext.getString(resId));
}
@Override
public final boolean onPreferenceChange(Preference preference, Object newValue) {
final int newMode = mPreference.findIndexOfValue((String) newValue);
if (newMode == mCurrentMode) {
return false;
}
if (newMode == mPreference.findIndexOfValue(
mContext.getString(R.string.dark_ui_auto_mode_never))) {
boolean active = (mContext.getResources().getConfiguration().uiMode
& Configuration.UI_MODE_NIGHT_YES) != 0;
int mode = active ? UiModeManager.MODE_NIGHT_YES
: UiModeManager.MODE_NIGHT_NO;
mUiModeManager.setNightMode(mode);
} else if (newMode == mPreference.findIndexOfValue(
mContext.getString(R.string.dark_ui_auto_mode_auto))) {
if (!mLocationManager.isLocationEnabled()) {
TwilightLocationDialog.show(mContext);
return true;
}
mUiModeManager.setNightMode(UiModeManager.MODE_NIGHT_AUTO);
} else if (newMode == mPreference.findIndexOfValue(
mContext.getString(R.string.dark_ui_auto_mode_custom))) {
mUiModeManager.setNightMode(UiModeManager.MODE_NIGHT_CUSTOM);
}
mCurrentMode = newMode;
return true;
}
}
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