1/*
2 * Copyright (C) 2015 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 */
16package android.databinding.adapters;
17
18import android.databinding.BindingAdapter;
19import android.databinding.InverseBindingListener;
20import android.databinding.InverseBindingMethod;
21import android.databinding.InverseBindingMethods;
22import android.widget.CalendarView;
23import android.widget.CalendarView.OnDateChangeListener;
24
25@InverseBindingMethods({
26        @InverseBindingMethod(type = CalendarView.class, attribute = "android:date"),
27})
28public class CalendarViewBindingAdapter {
29    @BindingAdapter("android:date")
30    public static void setDate(CalendarView view, long date) {
31        if (view.getDate() != date) {
32            view.setDate(date);
33        }
34    }
35
36    @BindingAdapter(value = {"android:onSelectedDayChange", "android:dateAttrChanged"},
37            requireAll = false)
38    public static void setListeners(CalendarView view, final OnDateChangeListener onDayChange,
39            final InverseBindingListener attrChange) {
40        if (attrChange == null) {
41            view.setOnDateChangeListener(onDayChange);
42        } else {
43            view.setOnDateChangeListener(new OnDateChangeListener() {
44                @Override
45                public void onSelectedDayChange(CalendarView view, int year, int month,
46                        int dayOfMonth) {
47                    if (onDayChange != null) {
48                        onDayChange.onSelectedDayChange(view, year, month, dayOfMonth);
49                    }
50                    attrChange.onChange();
51                }
52            });
53        }
54    }
55}
56