bf1f5b5813
Only support explicitly approved Settings Slices, dictated by controllers which return true for the new method isSliceable. Updating the supported settings to a whitelist means that the method to return all available slices must be updated, and checking slicability when we index slices. Test: robotests Bug: 79779103 Change-Id: Ib2b9690cdd0036b5cc4a1cb846c52bce7c824ab9
113 lines
3.9 KiB
Java
113 lines
3.9 KiB
Java
/*
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* Copyright (C) 2018 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.accessibilityservice.AccessibilityServiceInfo;
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import android.content.ComponentName;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.provider.Settings;
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import android.view.accessibility.AccessibilityManager;
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import com.android.settings.core.TogglePreferenceController;
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import com.android.settingslib.accessibility.AccessibilityUtils;
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import java.util.List;
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import java.util.Set;
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/**
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* PreferenceController for accessibility services to be used by Slices.
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* Wraps the common logic which enables accessibility services and checks their availability.
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* <p>
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* Should not be used in a {@link com.android.settings.dashboard.DashboardFragment}.
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*/
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public class AccessibilitySlicePreferenceController extends TogglePreferenceController {
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private final ComponentName mComponentName;
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private final int ON = 1;
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private final int OFF = 0;
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public AccessibilitySlicePreferenceController(Context context, String preferenceKey) {
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super(context, preferenceKey);
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mComponentName = ComponentName.unflattenFromString(getPreferenceKey());
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if (mComponentName == null) {
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throw new IllegalArgumentException(
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"Illegal Component Name from: " + preferenceKey);
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}
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}
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@Override
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public CharSequence getSummary() {
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final AccessibilityServiceInfo serviceInfo = getAccessibilityServiceInfo();
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return serviceInfo == null
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? "" : AccessibilitySettings.getServiceSummary(mContext, serviceInfo, isChecked());
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}
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@Override
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public boolean isChecked() {
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final ContentResolver contentResolver = mContext.getContentResolver();
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final boolean accessibilityEnabled = Settings.Secure.getInt(contentResolver,
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Settings.Secure.ACCESSIBILITY_ENABLED, OFF) == ON;
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if (!accessibilityEnabled) {
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return false;
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}
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final Set<ComponentName> componentNames =
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AccessibilityUtils.getEnabledServicesFromSettings(mContext);
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return componentNames.contains(mComponentName);
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}
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@Override
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public boolean setChecked(boolean isChecked) {
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if (getAccessibilityServiceInfo() == null) {
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return false;
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}
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AccessibilityUtils.setAccessibilityServiceState(mContext, mComponentName, isChecked);
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return isChecked == isChecked(); // Verify that it was probably changed.
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}
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@Override
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public int getAvailabilityStatus() {
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// Return unsupported when the service is disabled or not installed.
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return getAccessibilityServiceInfo() == null ? UNSUPPORTED_ON_DEVICE : AVAILABLE;
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}
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@Override
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public boolean isSliceable() {
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return true;
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}
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private AccessibilityServiceInfo getAccessibilityServiceInfo() {
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final AccessibilityManager accessibilityManager = mContext.getSystemService(
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AccessibilityManager.class);
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final List<AccessibilityServiceInfo> serviceList =
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accessibilityManager.getInstalledAccessibilityServiceList();
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for (AccessibilityServiceInfo serviceInfo : serviceList) {
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if (mComponentName.equals(serviceInfo.getComponentName())) {
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return serviceInfo;
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}
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}
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return null;
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}
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}
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