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.graphics.drawable.Drawable;
21 import android.view.LayoutInflater;
22 import android.view.ViewGroup;
23 import android.widget.FrameLayout;
24 
25 import androidx.annotation.DrawableRes;
26 import androidx.annotation.Nullable;
27 
28 import com.android.car.settings.R;
29 import com.android.car.ui.uxr.DrawableStateToggleButton;
30 
31 import java.util.function.Consumer;
32 
33 /**
34  * Handles ToggleButton action item logic
35  */
36 public final class ToggleButtonActionItem extends BaseActionItem {
37     private boolean mIsChecked = true;
38     @Nullable
39     private Consumer<Boolean> mOnClickListener;
40     @Nullable
41     private Drawable mDrawable;
42 
ToggleButtonActionItem(ActionItemInfoChangeListener actionItemInfoChangeListener)43     public ToggleButtonActionItem(ActionItemInfoChangeListener actionItemInfoChangeListener) {
44         super(actionItemInfoChangeListener);
45     }
46 
47     /**
48      * Create and setup views.
49      *
50      * @param frameLayout ViewGroup to attach views to
51      */
52     @Override
bindViewHolder(FrameLayout frameLayout)53     public void bindViewHolder(FrameLayout frameLayout) {
54         DrawableStateToggleButton toggleButton =
55                 frameLayout.findViewById(R.id.multi_action_preference_toggle_button);
56 
57 
58         if (toggleButton == null) {
59             toggleButton = createView(frameLayout.getContext(), frameLayout);
60             // Ensure the default "On" and "Off" text don't show
61             toggleButton.setText(null);
62             toggleButton.setTextOn(null);
63             toggleButton.setTextOff(null);
64             frameLayout.addView(toggleButton);
65         }
66 
67         toggleButton.setOnCheckedChangeListener(null);
68         toggleButton.setButtonDrawable(mDrawable);
69         toggleButton.setChecked(mIsChecked);
70         toggleButton.setEnabled(isEnabled());
71         toggleButton.setOnCheckedChangeListener((view, isChecked) -> onClick());
72     }
73 
74     @Override
getLayoutResource()75     public int getLayoutResource() {
76         return R.layout.multi_action_preference_toggle_button;
77     }
78 
79     /**
80      * Set the checked state.
81      */
isChecked()82     public boolean isChecked() {
83         return mIsChecked;
84     }
85 
86     /**
87      * Get the checked state.
88      */
setChecked(boolean checked)89     public void setChecked(boolean checked) {
90         if (checked != mIsChecked) {
91             mIsChecked = checked;
92             update();
93         }
94     }
95 
96     /**
97      * Get the Consumer that should run when toggle button is clicked.
98      */
getOnClickListener()99     public Consumer<Boolean> getOnClickListener() {
100         return mOnClickListener;
101     }
102 
103     /**
104      * Set the Consumer that should run when toggle button is clicked.
105      */
setOnClickListener(Consumer<Boolean> onClickListener)106     public void setOnClickListener(Consumer<Boolean> onClickListener) {
107         if (onClickListener != mOnClickListener) {
108             mOnClickListener = onClickListener;
109             update();
110         }
111     }
112 
113     /**
114      * Get the ToggleButton drawable.
115      */
getDrawable()116     public Drawable getDrawable() {
117         return mDrawable;
118     }
119 
120     /**
121      * Set the ToggleButton drawable.
122      */
setDrawable(Drawable drawable)123     public void setDrawable(Drawable drawable) {
124         if (drawable != mDrawable) {
125             mDrawable = drawable;
126             update();
127         }
128     }
129 
130     /**
131      * Set the ToggleButton drawable.
132      */
setDrawable(Context context, @DrawableRes int iconResId)133     public void setDrawable(Context context, @DrawableRes int iconResId) {
134         Drawable drawable = context.getDrawable(iconResId);
135 
136         if (drawable != mDrawable) {
137             mDrawable = drawable;
138             update();
139         }
140     }
141 
142     /**
143      * Executes when ToggleButton is clicked.
144      */
onClick()145     public void onClick() {
146         if (isEnabled()) {
147             if (mIsPreferenceRestricted && mRestrictedOnClickListener != null
148                     && mPreference != null) {
149                 mRestrictedOnClickListener.accept(mPreference);
150             } else if (!mIsPreferenceRestricted && mOnClickListener != null) {
151                 mIsChecked = !mIsChecked;
152                 mOnClickListener.accept(mIsChecked);
153             }
154         }
155     }
156 
createView(Context context, ViewGroup viewGroup)157     private DrawableStateToggleButton createView(Context context, ViewGroup viewGroup) {
158         LayoutInflater layoutInflater = LayoutInflater.from(context);
159 
160         return (DrawableStateToggleButton) layoutInflater
161                 .inflate(getLayoutResource(), viewGroup, false);
162     }
163 }
164