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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.tv.settings.help;
import static android.content.Context.ACCESSIBILITY_SERVICE;
import static com.android.tv.settings.overlay.FlavorUtils.FLAVOR_CLASSIC;
import static com.android.tv.settings.overlay.FlavorUtils.FLAVOR_TWO_PANEL;
import static com.android.tv.settings.overlay.FlavorUtils.FLAVOR_VENDOR;
import static com.android.tv.settings.overlay.FlavorUtils.FLAVOR_X;
import static com.android.tv.settings.util.InstrumentationUtils.logEntrySelected;
import android.app.tvsettings.TvSettingsEnums;
import android.content.ComponentName;
import android.content.pm.ResolveInfo;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.accessibility.AccessibilityManager;
import androidx.annotation.Keep;
import androidx.leanback.widget.VerticalGridView;
import androidx.preference.Preference;
import com.android.settingslib.accessibility.AccessibilityUtils;
import com.android.tv.settings.MainFragment;
import com.android.tv.settings.R;
import com.android.tv.settings.SettingsPreferenceFragment;
import com.android.tv.settings.overlay.FlavorUtils;
import java.util.Set;
/**
* The "Help & feedback" screen in TV settings.
*/
@Keep
public class HelpFragment extends SettingsPreferenceFragment {
private static final String KEY_SEND_FEEDBACK = "feedback";
private static final String KEY_HELP = "help_center";
private static final String TALKBACK_SERVICE_NAME = ".TalkBackService";
private int getPreferenceScreenResId() {
switch (FlavorUtils.getFlavor(getContext())) {
case FLAVOR_CLASSIC:
case FLAVOR_TWO_PANEL:
return R.xml.help_and_feedback;
case FLAVOR_X:
case FLAVOR_VENDOR:
return R.xml.help_and_feedback_x;
default:
return R.xml.help_and_feedback;
}
}
@Override
public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
setPreferencesFromResource(getPreferenceScreenResId(), null);
final Preference sendFeedbackPref = findPreference(KEY_SEND_FEEDBACK);
if (sendFeedbackPref != null) {
sendFeedbackPref.setVisible(!FlavorUtils.getFeatureFactory(getContext())
.getBasicModeFeatureProvider().isBasicMode(getContext()));
}
final Preference helpPref = findPreference(KEY_HELP);
if (helpPref != null) {
final ResolveInfo info = MainFragment.systemIntentIsHandled(getActivity(),
helpPref.getIntent());
helpPref.setVisible(info != null);
}
}
@Override
public boolean onPreferenceTreeClick(Preference preference) {
// Workaround to only allow click when the input focus and a11y focus are on the same item.
// This should only apply when the TalkBack service is on since other a11y services may not
// utilize a11y focus (ex. Switch Access).
VerticalGridView listView = (VerticalGridView) getListView();
if (!listView.getChildAt(listView.getSelectedPosition()).isAccessibilityFocused()
&& isTalkBackEnabled()) {
return true;
}
switch (preference.getKey()) {
case KEY_SEND_FEEDBACK:
logEntrySelected(TvSettingsEnums.FEEDBACK_SEND);
return super.onPreferenceTreeClick(preference);
case KEY_HELP:
FlavorUtils.getFeatureFactory(getActivity()).getSupportFeatureProvider()
.startSupport(getActivity());
return true;
default:
return super.onPreferenceTreeClick(preference);
}
}
private boolean isTalkBackEnabled() {
AccessibilityManager am =
(AccessibilityManager) getContext().getSystemService(ACCESSIBILITY_SERVICE);
boolean isAccessibilityEnabled = am.isEnabled();
if (isAccessibilityEnabled) {
final Set<ComponentName> enabledServices =
AccessibilityUtils.getEnabledServicesFromSettings(getActivity());
for (final ComponentName componentName : enabledServices) {
if (TextUtils.equals(componentName.getShortClassName(), TALKBACK_SERVICE_NAME)) {
return true;
}
}
}
return false;
}
@Override
protected int getPageId() {
return TvSettingsEnums.FEEDBACK;
}
}
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