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 
17 package com.android.car.settings.common;
18 
19 import android.content.Context;
20 import android.text.TextUtils;
21 import android.util.AttributeSet;
22 import android.view.View;
23 import android.widget.TextView;
24 
25 import androidx.annotation.IdRes;
26 import androidx.preference.PreferenceViewHolder;
27 
28 import com.android.car.settings.R;
29 import com.android.car.ui.preference.CarUiPreference;
30 
31 /**
32  * A Preference that allows a summary text to be on the different side of the title.
33  */
34 public class SummaryPreference extends CarUiPreference {
35 
SummaryPreference(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)36     public SummaryPreference(Context context, AttributeSet attrs,
37             int defStyleAttr, int defStyleRes) {
38         super(context, attrs, defStyleAttr, defStyleRes);
39         init(context, attrs);
40     }
41 
SummaryPreference(Context context, AttributeSet attrs, int defStyleAttr)42     public SummaryPreference(Context context, AttributeSet attrs, int defStyleAttr) {
43         super(context, attrs, defStyleAttr);
44         init(context, attrs);
45     }
46 
SummaryPreference(Context context, AttributeSet attrs)47     public SummaryPreference(Context context, AttributeSet attrs) {
48         super(context, attrs);
49         init(context, attrs);
50     }
51 
SummaryPreference(Context context)52     public SummaryPreference(Context context) {
53         super(context);
54         init(context, /* attrs= */ null);
55     }
56 
init(Context context, AttributeSet attrs)57     private void init(Context context, AttributeSet attrs) {
58         setLayoutResource(R.layout.summary_preference);
59     }
60 
61     @Override
onBindViewHolder(PreferenceViewHolder holder)62     public void onBindViewHolder(PreferenceViewHolder holder) {
63         super.onBindViewHolder(holder);
64         View itemView = holder.itemView;
65         setTextView(itemView, R.id.title, getTitle());
66         setTextView(itemView, R.id.summary, getSummary());
67     }
68 
setTextView(View view, @IdRes int id, CharSequence text)69     private void setTextView(View view, @IdRes int id, CharSequence text) {
70         TextView textView = view.findViewById(id);
71         if (textView != null) {
72             textView.setText(text);
73             textView.setVisibility(TextUtils.isEmpty(text) ? View.GONE : View.VISIBLE);
74         }
75     }
76 }
77