Android Open Source - datetimepicker-android Accessible Date Animator

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License

The source code is released under:

Apache License

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Java Source Code

/*
 * Copyright (C) 2013 The Android Open Source Project
 *//  ww w. j  a v  a  2s.c  o  m
 * 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 jp.seesaa.android.datetimepicker.date;

import android.content.Context;
import android.text.format.DateUtils;
import android.util.AttributeSet;
import android.view.accessibility.AccessibilityEvent;
import android.widget.ViewAnimator;

public class AccessibleDateAnimator extends ViewAnimator {
    private long mDateMillis;

    public AccessibleDateAnimator(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public void setDateMillis(long dateMillis) {
        mDateMillis = dateMillis;
    }

    /**
     * Announce the currently-selected date when launched.
     */
    @Override
    public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
        if (event.getEventType() == AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED) {
            // Clear the event's current text so that only the current date will be spoken.
            event.getText().clear();
            int flags = DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_YEAR |
                    DateUtils.FORMAT_SHOW_WEEKDAY;

            String dateString = DateUtils.formatDateTime(getContext(), mDateMillis, flags);
            event.getText().add(dateString);
            return true;
        }
        return super.dispatchPopulateAccessibilityEvent(event);
    }
}

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