1 /*
2  * Copyright (C) 2018 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.settings.widget;
18 
19 import android.content.Context;
20 import android.util.AttributeSet;
21 import android.view.View;
22 import android.view.View.OnClickListener;
23 import android.widget.CheckBox;
24 
25 import androidx.preference.PreferenceViewHolder;
26 
27 import com.android.settings.R;
28 import com.android.settingslib.widget.TwoTargetPreference;
29 
30 /**
31  * A custom preference that provides inline checkbox. It has a mandatory field for title, and
32  * optional fields for icon and sub-text.
33  */
34 public class PrimaryCheckBoxPreference extends TwoTargetPreference {
35 
36     private CheckBox mCheckBox;
37     private boolean mChecked;
38     private boolean mEnableCheckBox = true;
39 
PrimaryCheckBoxPreference(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)40     public PrimaryCheckBoxPreference(Context context, AttributeSet attrs,
41             int defStyleAttr, int defStyleRes) {
42         super(context, attrs, defStyleAttr, defStyleRes);
43     }
44 
PrimaryCheckBoxPreference(Context context, AttributeSet attrs, int defStyleAttr)45     public PrimaryCheckBoxPreference(Context context, AttributeSet attrs, int defStyleAttr) {
46         super(context, attrs, defStyleAttr);
47     }
48 
PrimaryCheckBoxPreference(Context context, AttributeSet attrs)49     public PrimaryCheckBoxPreference(Context context, AttributeSet attrs) {
50         super(context, attrs);
51     }
52 
PrimaryCheckBoxPreference(Context context)53     public PrimaryCheckBoxPreference(Context context) {
54         super(context);
55     }
56 
57     @Override
getSecondTargetResId()58     protected int getSecondTargetResId() {
59         return R.layout.preference_widget_primary_checkbox;
60     }
61 
62     @Override
onBindViewHolder(PreferenceViewHolder holder)63     public void onBindViewHolder(PreferenceViewHolder holder) {
64         super.onBindViewHolder(holder);
65         final View widgetView = holder.findViewById(android.R.id.widget_frame);
66         if (widgetView != null) {
67             widgetView.setOnClickListener(new OnClickListener() {
68                 @Override
69                 public void onClick(View v) {
70                     if (mCheckBox != null && !mCheckBox.isEnabled()) {
71                         return;
72                     }
73                     setChecked(!mChecked);
74                     if (!callChangeListener(mChecked)) {
75                         setChecked(!mChecked);
76                     } else {
77                         persistBoolean(mChecked);
78                     }
79                 }
80             });
81         }
82 
83         mCheckBox = (CheckBox) holder.findViewById(R.id.checkboxWidget);
84         if (mCheckBox != null) {
85             mCheckBox.setContentDescription(getTitle());
86             mCheckBox.setChecked(mChecked);
87             mCheckBox.setEnabled(mEnableCheckBox);
88         }
89     }
90 
91     @Override
setEnabled(boolean enabled)92     public void setEnabled(boolean enabled) {
93         super.setEnabled(enabled);
94         setCheckBoxEnabled(enabled);
95     }
96 
isChecked()97     public boolean isChecked() {
98         return mCheckBox != null && mChecked;
99     }
100 
101     /**
102      * Set the check status of checkbox
103      * @param checked
104      */
setChecked(boolean checked)105     public void setChecked(boolean checked) {
106         mChecked = checked;
107         if (mCheckBox != null) {
108             mCheckBox.setChecked(checked);
109         }
110     }
111 
112     /**
113      * Set the enabled status of CheckBox
114      * @param enabled
115      */
setCheckBoxEnabled(boolean enabled)116     public void setCheckBoxEnabled(boolean enabled) {
117         mEnableCheckBox = enabled;
118         if (mCheckBox != null) {
119             mCheckBox.setEnabled(enabled);
120         }
121     }
122 
getCheckBox()123     public CheckBox getCheckBox() {
124         return mCheckBox;
125     }
126 }
127