Announce text through the AccessibilityManager for a view. - Android User Interface

Android examples for User Interface:TextView Value

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Description

Announce text through the AccessibilityManager for a view.

Demo Code

/*//from  w  w  w.ja v a2  s .c om
 * Copyright (C) 2015 Google Inc. All Rights Reserved.
 *
 * 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.java2s;

import android.support.v4.view.accessibility.AccessibilityEventCompat;
import android.view.View;
import android.view.accessibility.AccessibilityEvent;
import android.view.accessibility.AccessibilityManager;

public class Main {
    /**
     * Announce text through the AccessibilityManager for a view.
     *
     * @param text
     * @param view
     * @param manager
     */
    public static void announceText(String text, View view,
            AccessibilityManager manager) {
        // Only announce text if the accessibility service is enabled
        if (!manager.isEnabled()) {
            return;
        }
        AccessibilityEvent event = AccessibilityEvent
                .obtain(AccessibilityEventCompat.TYPE_ANNOUNCEMENT);
        event.getText().add(text);
        event.setEnabled(true);
        // Tie the event to the view
        event.setClassName(view.getClass().getName());
        event.setPackageName(view.getContext().getPackageName());
        AccessibilityEventCompat.asRecord(event).setSource(view);

        // Send the announcement
        manager.sendAccessibilityEvent(event);

    }
}

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