1 /*
2  * Copyright (C) 2021 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 package com.android.car.ui;
17 
18 import static com.android.car.ui.core.CarUi.MIN_TARGET_API;
19 
20 import android.annotation.TargetApi;
21 import android.content.Context;
22 import android.util.AttributeSet;
23 import android.view.LayoutInflater;
24 import android.view.View;
25 
26 import androidx.annotation.NonNull;
27 import androidx.annotation.Nullable;
28 import androidx.appcompat.app.AppCompatViewInflater;
29 import androidx.appcompat.widget.AppCompatTextView;
30 import androidx.recyclerview.widget.RecyclerView;
31 
32 import com.android.car.ui.pluginsupport.PluginFactorySingleton;
33 import com.android.car.ui.recyclerview.CarUiRecyclerView;
34 import com.android.car.ui.widget.CarUiTextView;
35 
36 /**
37  * A custom {@link LayoutInflater.Factory2} that will create CarUi components such as {@link
38  * CarUiRecyclerView}. It extends AppCompatViewInflater so that it can still let AppCompat
39  * components be created correctly.
40  */
41 @TargetApi(MIN_TARGET_API)
42 public class CarUiLayoutInflaterFactory extends AppCompatViewInflater
43         implements LayoutInflater.Factory2 {
44 
45     @Nullable
createView(Context context, String name, AttributeSet attrs)46     protected View createView(Context context, String name, AttributeSet attrs) {
47         View view = null;
48 
49         // Don't use CarUiTextView.class.getSimpleName(), as when proguard obfuscates the class name
50         // it will no longer match what's in xml.
51         if (CarUiRecyclerView.class.getName().equals(name)) {
52             view = PluginFactorySingleton.get(context)
53                     .createRecyclerView(context, attrs).getView();
54         } else if (name.contentEquals("CarUiTextView")) {
55             view = PluginFactorySingleton.get(context).createTextView(context, attrs);
56         } else if (("androidx.recyclerview.widget." + "RecyclerView").equals(name)) {
57             // Some apps use the old android.support.v7.widget.RecyclerView package name for the
58             // RecyclerView. When RROs are applied, they must also use that old package name to
59             // instantiate the RecyclerView. So if an RRO is found using the new package name,
60             // inflate a RecyclerView using the old package name. We are using the new package name
61             // here, but when car-ui-lib is included in one of those apps that uses the old package
62             // name, the RecyclerView class is renamed.
63             view = new RecyclerView(context, attrs);
64         } else if ("TextView".equals(name)) {
65             // Replace all TextView occurrences with CarUiTextView to support older RROs that still
66             // use TextView where CarUiTextView is now expected. ie. `car_ui_list_item.xml`.
67             view = PluginFactorySingleton.get(context).createTextView(context, attrs);
68         }
69 
70         return view;
71     }
72 
73     @NonNull
74     @Override
createTextView(Context context, AttributeSet attrs)75     protected AppCompatTextView createTextView(Context context, AttributeSet attrs) {
76         // Replace all TextView occurrences with CarUiTextView to support older RROs that still
77         // use TextView where CarUiTextView is now expected. ie. `car_ui_list_item.xml`.
78         return CarUiTextView.create(context, attrs);
79     }
80 
81     @Override
onCreateView(String name, Context context, AttributeSet attrs)82     public View onCreateView(String name, Context context, AttributeSet attrs) {
83         // Deprecated, do nothing.
84         return null;
85     }
86 
87     @Override
onCreateView(View parent, String name, Context context, AttributeSet attrs)88     public View onCreateView(View parent, String name, Context context,
89             AttributeSet attrs) {
90         return createView(context, name, attrs);
91     }
92 }
93