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
17package android.preference;
18
19import com.android.layoutlib.bridge.android.BridgeContext;
20import com.android.layoutlib.bridge.android.BridgeXmlBlockParser;
21
22import android.content.Context;
23import android.util.AttributeSet;
24import android.view.InflateException;
25
26public class BridgePreferenceInflater extends PreferenceInflater {
27
28    public BridgePreferenceInflater(Context context, PreferenceManager preferenceManager) {
29        super(context, preferenceManager);
30    }
31
32    @Override
33    public Preference createItem(String name, String prefix, AttributeSet attrs)
34            throws ClassNotFoundException {
35        Object viewKey = null;
36        BridgeContext bc = null;
37
38        Context context = getContext();
39        if (context instanceof BridgeContext) {
40            bc = (BridgeContext) context;
41        }
42
43        if (attrs instanceof BridgeXmlBlockParser) {
44            viewKey = ((BridgeXmlBlockParser) attrs).getViewCookie();
45        }
46
47        Preference preference = null;
48        try {
49            preference = super.createItem(name, prefix, attrs);
50        } catch (ClassNotFoundException | InflateException exception) {
51            // name is probably not a valid preference type
52            if (("android.support.v7.preference".equals(prefix) ||
53                    "androidx.preference".equals(prefix)) &&
54                    "SwitchPreferenceCompat".equals(name)) {
55                preference = super.createItem("SwitchPreference", prefix, attrs);
56            }
57        }
58
59        if (viewKey != null && bc != null) {
60            bc.addCookie(preference, viewKey);
61        }
62        return preference;
63    }
64}
65