1/*
2 * Copyright (C) 2014 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
18package android.support.v7.app;
19
20import android.view.View;
21import android.widget.AdapterView;
22
23/**
24 * Wrapper to adapt the ActionBar.OnNavigationListener in an AdapterView.OnItemSelectedListener
25 * for use in Spinner widgets. Used by action bar implementations.
26 */
27class NavItemSelectedListener implements AdapterView.OnItemSelectedListener {
28    private final ActionBar.OnNavigationListener mListener;
29
30    public NavItemSelectedListener(ActionBar.OnNavigationListener listener) {
31        mListener = listener;
32    }
33
34    @Override
35    public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
36        if (mListener != null) {
37            mListener.onNavigationItemSelected(position, id);
38        }
39    }
40
41    @Override
42    public void onNothingSelected(AdapterView<?> parent) {
43        // Do nothing
44    }
45}