Gets the text of an event by concatenating the text members (regardless of their priority) using space as a delimiter. - Android android.view.accessibility

Android examples for android.view.accessibility:AccessibilityEvent

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  2. Android
  3. android.view.accessibility
  4. AccessibilityEvent

Description

Gets the text of an event by concatenating the text members (regardless of their priority) using space as a delimiter.

Demo Code

/*/* w  w w  .  j a  v a 2s.  com*/
 * Copyright (C) 2010 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.
 */
import android.content.Context;
import android.text.SpannableStringBuilder;
import android.text.TextUtils;
import android.view.accessibility.AccessibilityEvent;
import java.util.Iterator;
import java.util.List;

public class Main{
    /**
     * Gets the text of an <code>event</code> by concatenating the text members
     * (regardless of their priority) using space as a delimiter.
     *
     * @param event The event.
     * @return The event text.
     */
    public static CharSequence getEventAggregateText(
            AccessibilityEvent event) {
        if (event == null) {
            return null;
        }

        final SpannableStringBuilder aggregator = new SpannableStringBuilder();
        final List<CharSequence> eventText = event.getText();
        final Iterator<CharSequence> it = eventText.iterator();

        while (it.hasNext()) {
            StringBuilderUtils.appendWithSeparator(aggregator, it.next());
        }

        return aggregator;
    }
}

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