| /* |
| * 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.os.PowerManager; |
| import android.util.AttributeSet; |
| import com.android.settings.R; |
| import com.android.settings.widget.MasterSwitchPreference; |
| |
| import java.time.LocalTime; |
| |
| /** |
| * component for the display settings dark ui summary*/ |
| public class DarkModePreference extends MasterSwitchPreference { |
| |
| private UiModeManager mUiModeManager; |
| private DarkModeObserver mDarkModeObserver; |
| private PowerManager mPowerManager; |
| private Runnable mCallback; |
| |
| private TimeFormatter mFormat; |
| |
| public DarkModePreference(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| mDarkModeObserver = new DarkModeObserver(context); |
| mUiModeManager = context.getSystemService(UiModeManager.class); |
| mPowerManager = context.getSystemService(PowerManager.class); |
| mFormat = new TimeFormatter(context); |
| mCallback = () -> { |
| final boolean batterySaver = mPowerManager.isPowerSaveMode(); |
| final boolean active = (getContext().getResources().getConfiguration().uiMode |
| & Configuration.UI_MODE_NIGHT_YES) != 0; |
| setSwitchEnabled(!batterySaver); |
| updateSummary(batterySaver, active); |
| }; |
| mDarkModeObserver.subscribe(mCallback); |
| } |
| |
| @Override |
| public void onAttached() { |
| super.onAttached(); |
| mDarkModeObserver.subscribe(mCallback); |
| } |
| |
| @Override |
| public void onDetached() { |
| super.onDetached(); |
| mDarkModeObserver.unsubscribe(); |
| } |
| |
| private void updateSummary(boolean batterySaver, boolean active) { |
| if (batterySaver) { |
| final int stringId = active |
| ? R.string.dark_ui_mode_disabled_summary_dark_theme_on |
| : R.string.dark_ui_mode_disabled_summary_dark_theme_off; |
| setSummary(getContext().getString(stringId)); |
| return; |
| } |
| final int mode = mUiModeManager.getNightMode(); |
| String detail; |
| |
| if (mode == UiModeManager.MODE_NIGHT_AUTO) { |
| detail = getContext().getString(active |
| ? R.string.dark_ui_summary_on_auto_mode_auto |
| : R.string.dark_ui_summary_off_auto_mode_auto); |
| } else if (mode == UiModeManager.MODE_NIGHT_CUSTOM) { |
| final LocalTime time = active |
| ? mUiModeManager.getCustomNightModeEnd() |
| : mUiModeManager.getCustomNightModeStart(); |
| final String timeStr = mFormat.of(time); |
| detail = getContext().getString(active |
| ? R.string.dark_ui_summary_on_auto_mode_custom |
| : R.string.dark_ui_summary_off_auto_mode_custom, timeStr); |
| } else { |
| detail = getContext().getString(active |
| ? R.string.dark_ui_summary_on_auto_mode_never |
| : R.string.dark_ui_summary_off_auto_mode_never); |
| } |
| String summary = getContext().getString(active |
| ? R.string.dark_ui_summary_on |
| : R.string.dark_ui_summary_off, detail); |
| |
| setSummary(summary); |
| } |
| } |