89 lines
3.1 KiB
Java
89 lines
3.1 KiB
Java
/*
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* Copyright (C) 2024 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 android.service.dreams.utils;
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import android.annotation.NonNull;
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import android.content.Context;
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import android.view.View;
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import android.view.accessibility.AccessibilityNodeInfo;
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import com.android.internal.R;
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/**
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* {@link DreamAccessibility} allows customization of accessibility
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* actions for the root view of the dream overlay.
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* @hide
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*/
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public class DreamAccessibility {
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private final Context mContext;
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private final View mView;
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private final View.AccessibilityDelegate mAccessibilityDelegate;
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public DreamAccessibility(@NonNull Context context, @NonNull View view) {
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mContext = context;
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mView = view;
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mAccessibilityDelegate = createNewAccessibilityDelegate(mContext);
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}
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/**
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* @param interactive
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* Removes and add accessibility configuration depending if the dream is interactive or not
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*/
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public void updateAccessibilityConfiguration(Boolean interactive) {
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if (!interactive) {
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addAccessibilityConfiguration();
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} else {
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removeCustomAccessibilityAction();
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}
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}
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/**
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* Configures the accessibility actions for the given root view.
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*/
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private void addAccessibilityConfiguration() {
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mView.setAccessibilityDelegate(mAccessibilityDelegate);
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}
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/**
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* Removes Configured the accessibility actions for the given root view.
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*/
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private void removeCustomAccessibilityAction() {
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if (mView.getAccessibilityDelegate() == mAccessibilityDelegate) {
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mView.setAccessibilityDelegate(null);
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}
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}
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private View.AccessibilityDelegate createNewAccessibilityDelegate(Context context) {
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return new View.AccessibilityDelegate() {
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@Override
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public void onInitializeAccessibilityNodeInfo(View host, AccessibilityNodeInfo info) {
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super.onInitializeAccessibilityNodeInfo(host, info);
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for (AccessibilityNodeInfo.AccessibilityAction action : info.getActionList()) {
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if (action.getId() == AccessibilityNodeInfo.ACTION_CLICK) {
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info.removeAction(action);
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break;
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}
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}
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info.addAction(new AccessibilityNodeInfo.AccessibilityAction(
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AccessibilityNodeInfo.ACTION_CLICK,
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context.getResources().getString(R.string.dream_accessibility_action_click)
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));
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}
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};
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}
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}
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