e1a2ea3fab
When changing the start/end custom dark theme time, The time in the display settings page does not change Test: settings test Fixes: 148150281 Change-Id: I4e54797df14cb926f59d50c26e8da160b356f2c0
108 lines
3.8 KiB
Java
108 lines
3.8 KiB
Java
/*
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* Copyright (C) 2019 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.darkmode;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.database.ContentObserver;
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import android.net.Uri;
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import android.os.Handler;
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import android.os.Looper;
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import android.os.PowerManager;
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import android.provider.Settings;
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import android.util.Log;
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import com.android.internal.annotations.VisibleForTesting;
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/**
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* Observes changes for dark night settings*/
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public class DarkModeObserver {
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private static final String TAG = "DarkModeObserver";
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private ContentObserver mContentObserver;
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private final BroadcastReceiver mBatterySaverReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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mCallback.run();
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}
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};
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private Runnable mCallback;
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private Context mContext;
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public DarkModeObserver(Context context) {
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mContext = context;
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mContentObserver = new ContentObserver(new Handler(Looper.getMainLooper())) {
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@Override
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public void onChange(boolean selfChange, Uri uri) {
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super.onChange(selfChange, uri);
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final String setting = uri == null ? null : uri.getLastPathSegment();
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if (setting != null && mCallback != null) {
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mCallback.run();
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}
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}
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};
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}
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/**
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* subscribe callback when night mode changed in the database
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*
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* @param callback the callback that gets triggered when subscribed
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*/
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public void subscribe(Runnable callback) {
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callback.run();
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mCallback = callback;
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final Uri uri = Settings.Secure.getUriFor(Settings.Secure.UI_NIGHT_MODE);
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final Uri customStart =
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Settings.Secure.getUriFor(Settings.Secure.DARK_THEME_CUSTOM_START_TIME);
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final Uri customEnd =
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Settings.Secure.getUriFor(Settings.Secure.DARK_THEME_CUSTOM_END_TIME);
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mContext.getContentResolver()
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.registerContentObserver(uri, false, mContentObserver);
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mContext.getContentResolver()
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.registerContentObserver(customStart, false, mContentObserver);
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mContext.getContentResolver()
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.registerContentObserver(customEnd, false, mContentObserver);
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final IntentFilter batteryFilter = new IntentFilter();
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batteryFilter.addAction(PowerManager.ACTION_POWER_SAVE_MODE_CHANGED);
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mContext.registerReceiver(
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mBatterySaverReceiver, batteryFilter);
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}
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/**
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* unsubscribe from dark ui database changes
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*/
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public void unsubscribe() {
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mContext.getContentResolver().unregisterContentObserver(mContentObserver);
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try {
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mContext.unregisterReceiver(mBatterySaverReceiver);
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} catch (IllegalArgumentException e) {
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/* Ignore: unregistering an unregistered receiver */
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Log.w(TAG, e.getMessage());
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}
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// NO-OP
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mCallback = null;
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}
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@VisibleForTesting
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protected void setContentObserver(ContentObserver co) {
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mContentObserver = co;
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}
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@VisibleForTesting
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protected ContentObserver getContentObserver() {
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return mContentObserver;
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}
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}
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