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 */
16
17package com.android.tv.common.ui.setup;
18
19import android.app.Fragment;
20import android.view.View;
21import android.view.View.OnClickListener;
22
23/**
24 * Helper class for the execution in the fragment.
25 */
26public class SetupActionHelper {
27    /**
28     * Executes the action of the given {@code actionId}.
29     */
30    public static void onActionClick(Fragment fragment, String category, int actionId) {
31        OnActionClickListener listener = null;
32        if (fragment instanceof SetupFragment) {
33            listener = ((SetupFragment) fragment).getOnActionClickListener();
34        }
35        if (listener == null && fragment.getActivity() instanceof OnActionClickListener) {
36            listener = (OnActionClickListener) fragment.getActivity();
37        }
38        if (listener != null) {
39            listener.onActionClick(category, actionId);
40        }
41    }
42
43    /**
44     * Creates an {@link OnClickListener} to handle the action.
45     */
46    public static OnClickListener createOnClickListenerForAction(OnActionClickListener listener,
47            String category, int actionId) {
48        return new OnActionClickListenerForAction(listener, category, actionId);
49    }
50
51    private static class OnActionClickListenerForAction implements OnClickListener {
52        private final OnActionClickListener mListener;
53        private final String mCategory;
54        private final int mActionId;
55
56        OnActionClickListenerForAction(OnActionClickListener listener, String category,
57                int actionId) {
58            mListener = listener;
59            mCategory = category;
60            mActionId = actionId;
61        }
62
63        @Override
64        public void onClick(View v) {
65            if (mListener != null) {
66                mListener.onActionClick(mCategory, mActionId);
67            }
68        }
69    }
70
71    private SetupActionHelper() { }
72}
73