1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.datetimepicker.date; 18 19 import android.content.Context; 20 import android.text.format.DateUtils; 21 import android.util.AttributeSet; 22 import android.view.accessibility.AccessibilityEvent; 23 import android.widget.ViewAnimator; 24 25 public class AccessibleDateAnimator extends ViewAnimator { 26 private long mDateMillis; 27 28 public AccessibleDateAnimator(Context context, AttributeSet attrs) { 29 super(context, attrs); 30 } 31 32 public void setDateMillis(long dateMillis) { 33 mDateMillis = dateMillis; 34 } 35 36 /** 37 * Announce the currently-selected date when launched. 38 */ 39 @Override 40 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 41 if (event.getEventType() == AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED) { 42 // Clear the event's current text so that only the current date will be spoken. 43 event.getText().clear(); 44 int flags = DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_YEAR | 45 DateUtils.FORMAT_SHOW_WEEKDAY; 46 47 String dateString = DateUtils.formatDateTime(getContext(), mDateMillis, flags); 48 event.getText().add(dateString); 49 return true; 50 } 51 return super.dispatchPopulateAccessibilityEvent(event); 52 } 53 }
