9736b59ac2
Flag: EXEMPT flag by System prop Bug: 349678118 Test: atest FlashNotificationsPreviewPreferenceControllerTest Test: manually check the UI, screenshots attached on bug Change-Id: I2db55cef161016940b19f14c70b9d2442d3859c3
113 lines
4.2 KiB
Java
113 lines
4.2 KiB
Java
/*
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* Copyright (C) 2023 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* 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
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.accessibility;
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import static com.android.settings.accessibility.FlashNotificationsUtil.ACTION_FLASH_NOTIFICATION_START_PREVIEW;
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import static com.android.settings.accessibility.FlashNotificationsUtil.EXTRA_FLASH_NOTIFICATION_PREVIEW_TYPE;
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import static com.android.settings.accessibility.FlashNotificationsUtil.TYPE_SHORT_PREVIEW;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.content.Intent;
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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.UserHandle;
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import android.provider.Settings;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.annotation.VisibleForTesting;
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import androidx.lifecycle.Lifecycle;
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import androidx.lifecycle.LifecycleEventObserver;
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import androidx.lifecycle.LifecycleOwner;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceScreen;
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import com.android.settings.core.BasePreferenceController;
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import com.android.settingslib.widget.ButtonPreference;
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/**
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* Controller for flash notifications preview.
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*/
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public class FlashNotificationsPreviewPreferenceController extends
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BasePreferenceController implements LifecycleEventObserver {
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private ButtonPreference mPreference;
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private final ContentResolver mContentResolver;
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@VisibleForTesting
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final ContentObserver mContentObserver = new ContentObserver(
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new Handler(Looper.getMainLooper())) {
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@Override
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public void onChange(boolean selfChange, @Nullable Uri uri) {
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updateState(mPreference);
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}
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};
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public FlashNotificationsPreviewPreferenceController(Context context, String preferenceKey) {
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super(context, preferenceKey);
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mContentResolver = context.getContentResolver();
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}
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@Override
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public int getAvailabilityStatus() {
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return AVAILABLE;
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}
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@Override
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public void displayPreference(PreferenceScreen screen) {
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super.displayPreference(screen);
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mPreference = screen.findPreference(getPreferenceKey());
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if (mPreference != null) {
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mPreference.setOnClickListener(view -> {
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Intent intent = new Intent(ACTION_FLASH_NOTIFICATION_START_PREVIEW);
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intent.putExtra(EXTRA_FLASH_NOTIFICATION_PREVIEW_TYPE, TYPE_SHORT_PREVIEW);
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mContext.sendBroadcastAsUser(intent, UserHandle.SYSTEM);
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});
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}
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updateState(mPreference);
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}
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@Override
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public void onStateChanged(@NonNull LifecycleOwner lifecycleOwner,
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@NonNull Lifecycle.Event event) {
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if (event == Lifecycle.Event.ON_RESUME) {
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mContentResolver.registerContentObserver(
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Settings.System.getUriFor(Settings.System.CAMERA_FLASH_NOTIFICATION),
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/* notifyForDescendants= */ false, mContentObserver);
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mContentResolver.registerContentObserver(
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Settings.System.getUriFor(Settings.System.SCREEN_FLASH_NOTIFICATION),
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/* notifyForDescendants= */ false, mContentObserver);
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} else if (event == Lifecycle.Event.ON_PAUSE) {
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mContentResolver.unregisterContentObserver(mContentObserver);
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}
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}
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@Override
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public void updateState(Preference preference) {
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super.updateState(preference);
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if (preference == null) {
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return;
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}
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preference.setVisible(FlashNotificationsUtil.getFlashNotificationsState(mContext)
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!= FlashNotificationsUtil.State.OFF);
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}
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}
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