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.systemui.car.qc;
18 
19 import android.app.ActivityOptions;
20 import android.content.Context;
21 import android.content.Intent;
22 import android.content.res.TypedArray;
23 import android.os.UserHandle;
24 import android.util.AttributeSet;
25 import android.util.Log;
26 import android.widget.Button;
27 
28 import com.android.car.ui.utils.CarUxRestrictionsUtil;
29 import com.android.systemui.R;
30 
31 import java.net.URISyntaxException;
32 
33 /**
34  * Footer button for quick control panels.
35  *
36  * Allows for an intent action to be specified via the {@link R.styleable.QCFooterButton_intent}
37  * attribute and for enabled state to be set according to driving mode via the
38  * {@link R.styleable.QCFooterButton_disableWhileDriving} attribute.
39  */
40 public class QCFooterButton extends Button {
41     private static final String TAG = "QCFooterButton";
42     private final boolean mDisableWhileDriving;
43     private final CarUxRestrictionsUtil.OnUxRestrictionsChangedListener mListener =
44             carUxRestrictions -> setEnabled(!carUxRestrictions.isRequiresDistractionOptimization());
45 
QCFooterButton(Context context)46     public QCFooterButton(Context context) {
47         this(context, /* attrs= */ null);
48     }
49 
QCFooterButton(Context context, AttributeSet attrs)50     public QCFooterButton(Context context, AttributeSet attrs) {
51         this(context, attrs, /* defStyleAttr= */ 0);
52     }
53 
QCFooterButton(Context context, AttributeSet attrs, int defStyleAttr)54     public QCFooterButton(Context context, AttributeSet attrs, int defStyleAttr) {
55         this(context, attrs, defStyleAttr, /* defStyleRes= */ 0);
56     }
57 
QCFooterButton(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)58     public QCFooterButton(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
59         super(context, attrs, defStyleAttr, defStyleRes);
60         if (attrs == null) {
61             mDisableWhileDriving = false;
62             return;
63         }
64 
65         TypedArray typedArray = context.obtainStyledAttributes(attrs,
66                 R.styleable.QCFooterButton);
67         String intentString = typedArray.getString(R.styleable.QCFooterButton_intent);
68         if (intentString != null) {
69             Intent intent;
70             try {
71                 intent = Intent.parseUri(intentString, Intent.URI_INTENT_SCHEME);
72             } catch (URISyntaxException e) {
73                 throw new RuntimeException("Failed to attach intent", e);
74             }
75             Intent finalIntent = intent;
76             setOnClickListener(v -> {
77                 mContext.sendBroadcastAsUser(new Intent(Intent.ACTION_CLOSE_SYSTEM_DIALOGS),
78                         UserHandle.CURRENT);
79                 try {
80                     ActivityOptions options = ActivityOptions.makeBasic();
81                     options.setLaunchDisplayId(mContext.getDisplayId());
82                     mContext.startActivityAsUser(finalIntent, options.toBundle(),
83                             UserHandle.CURRENT);
84                 } catch (Exception e) {
85                     Log.e(TAG, "Failed to launch intent", e);
86                 }
87             });
88         }
89 
90         mDisableWhileDriving = typedArray.getBoolean(
91                 R.styleable.QCFooterButton_disableWhileDriving, /* defValue= */ false);
92     }
93 
94     @Override
onAttachedToWindow()95     protected void onAttachedToWindow() {
96         super.onAttachedToWindow();
97         if (mDisableWhileDriving) {
98             CarUxRestrictionsUtil.getInstance(mContext).register(mListener);
99         }
100     }
101 
102     @Override
onDetachedFromWindow()103     protected void onDetachedFromWindow() {
104         super.onDetachedFromWindow();
105         if (mDisableWhileDriving) {
106             CarUxRestrictionsUtil.getInstance(mContext).unregister(mListener);
107         }
108     }
109 }
110