6f8e823e0e
Unifies all custom caption controllers under a base controller, whose searchability is directly determined by CaptionHelper#getCustomCaptionAvailability(). Test: atest CaptionHelperTest Bug: 353757664 Flag: com.android.settings.accessibility.fix_a11y_settings_search Change-Id: If44e6eca4c72aa4413cd0a6e8735dbb22c7abe62
94 lines
3.2 KiB
Java
94 lines
3.2 KiB
Java
/*
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* Copyright (C) 2022 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 android.annotation.Nullable;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.os.Handler;
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import android.os.Looper;
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import android.provider.Settings;
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import android.view.accessibility.CaptioningManager;
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import androidx.annotation.VisibleForTesting;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceScreen;
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import com.android.settingslib.core.lifecycle.LifecycleObserver;
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import com.android.settingslib.core.lifecycle.events.OnStart;
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import com.android.settingslib.core.lifecycle.events.OnStop;
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import java.util.Arrays;
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import java.util.List;
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/** Preference controller for captioning custom visibility. */
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public class CaptioningCustomController extends BaseCaptioningCustomController
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implements LifecycleObserver, OnStart, OnStop {
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@Nullable
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private Preference mCustom;
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private final ContentResolver mContentResolver;
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@VisibleForTesting
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AccessibilitySettingsContentObserver mSettingsContentObserver;
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@VisibleForTesting
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static final List<String> CAPTIONING_FEATURE_KEYS = Arrays.asList(
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Settings.Secure.ACCESSIBILITY_CAPTIONING_PRESET
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);
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public CaptioningCustomController(Context context, String preferenceKey) {
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this(context, preferenceKey,
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new AccessibilitySettingsContentObserver(new Handler(Looper.getMainLooper())));
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}
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@VisibleForTesting
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CaptioningCustomController(
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Context context, String preferenceKey,
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AccessibilitySettingsContentObserver contentObserver) {
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super(context, preferenceKey);
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mContentResolver = context.getContentResolver();
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mSettingsContentObserver = contentObserver;
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mSettingsContentObserver.registerKeysToObserverCallback(CAPTIONING_FEATURE_KEYS, key -> {
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if (mCustom != null) {
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mCustom.setVisible(shouldShowPreference());
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}
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});
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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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mCustom = screen.findPreference(getPreferenceKey());
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if (mCustom != null) {
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mCustom.setVisible(shouldShowPreference());
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}
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}
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@Override
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public void onStart() {
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mSettingsContentObserver.register(mContentResolver);
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}
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@Override
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public void onStop() {
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mSettingsContentObserver.unregister(mContentResolver);
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}
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private boolean shouldShowPreference() {
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return mCaptionHelper.getRawUserStyle() == CaptioningManager.CaptionStyle.PRESET_CUSTOM;
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}
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}
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