1 /*
2  * Copyright (C) 2017 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.notification;
18 
19 import static com.android.settings.widget.EntityHeaderController.PREF_KEY_APP_HEADER;
20 
21 import android.app.Activity;
22 import android.content.Context;
23 import android.text.BidiFormatter;
24 import android.text.SpannableStringBuilder;
25 import android.text.TextUtils;
26 import android.view.View;
27 
28 import androidx.annotation.VisibleForTesting;
29 import androidx.lifecycle.LifecycleObserver;
30 import androidx.lifecycle.OnLifecycleEvent;
31 import androidx.preference.Preference;
32 
33 import com.android.settings.R;
34 import com.android.settings.core.PreferenceControllerMixin;
35 import com.android.settings.dashboard.DashboardFragment;
36 import com.android.settings.widget.EntityHeaderController;
37 import com.android.settingslib.core.lifecycle.Lifecycle;
38 import com.android.settingslib.widget.LayoutPreference;
39 
40 public class HeaderPreferenceController extends NotificationPreferenceController
41         implements PreferenceControllerMixin, LifecycleObserver {
42 
43     private final DashboardFragment mFragment;
44     private EntityHeaderController mHeaderController;
45     private boolean mStarted = false;
46 
HeaderPreferenceController(Context context, DashboardFragment fragment)47     public HeaderPreferenceController(Context context, DashboardFragment fragment) {
48         super(context, null);
49         mFragment = fragment;
50     }
51 
52     @Override
getPreferenceKey()53     public String getPreferenceKey() {
54         return PREF_KEY_APP_HEADER;
55     }
56 
57     @Override
isAvailable()58     public boolean isAvailable() {
59         return mAppRow != null;
60     }
61 
62     @Override
updateState(Preference preference)63     public void updateState(Preference preference) {
64         if (mAppRow != null && mFragment != null) {
65 
66             Activity activity = null;
67             if (mStarted) {
68                 // don't call done on an activity if it hasn't started yet
69                 activity = mFragment.getActivity();
70             }
71 
72             if (activity == null) {
73                 return;
74             }
75 
76             LayoutPreference pref = (LayoutPreference) preference;
77             mHeaderController = EntityHeaderController.newInstance(
78                     activity, mFragment, pref.findViewById(R.id.entity_header));
79             pref = mHeaderController.setIcon(mAppRow.icon)
80                     .setLabel(getLabel())
81                     .setSummary(getSummary())
82                     .setPackageName(mAppRow.pkg)
83                     .setUid(mAppRow.uid)
84                     .setButtonActions(EntityHeaderController.ActionType.ACTION_NOTIF_PREFERENCE,
85                             EntityHeaderController.ActionType.ACTION_NONE)
86                     .setHasAppInfoLink(true)
87                     .setRecyclerView(mFragment.getListView(), mFragment.getSettingsLifecycle())
88                     .done(activity, mContext);
89             pref.findViewById(R.id.entity_header).setVisibility(View.VISIBLE);
90         }
91     }
92 
93     @Override
getSummary()94     public CharSequence getSummary() {
95         if (mChannel != null && !isDefaultChannel()) {
96             if (mChannelGroup != null
97                     && !TextUtils.isEmpty(mChannelGroup.getName())) {
98                 final SpannableStringBuilder summary = new SpannableStringBuilder();
99                 BidiFormatter bidi = BidiFormatter.getInstance();
100                 summary.append(bidi.unicodeWrap(mAppRow.label.toString()));
101                 summary.append(bidi.unicodeWrap(mContext.getText(
102                         R.string.notification_header_divider_symbol_with_spaces)));
103                 summary.append(bidi.unicodeWrap(mChannelGroup.getName().toString()));
104                 return summary.toString();
105             } else {
106                 return mAppRow.label.toString();
107             }
108         } else if (mChannelGroup != null) {
109             return mAppRow.label.toString();
110         } else {
111             return "";
112         }
113     }
114 
115     @OnLifecycleEvent(Lifecycle.Event.ON_START)
onStart()116     public void onStart() {
117         mStarted = true;
118         if (mHeaderController != null) {
119             mHeaderController.styleActionBar(mFragment.getActivity());
120         }
121     }
122 
123     @VisibleForTesting
getLabel()124     CharSequence getLabel() {
125         return (mChannel != null && !isDefaultChannel()) ? mChannel.getName()
126                 : mChannelGroup != null
127                         ? mChannelGroup.getName()
128                         : mAppRow.label;
129     }
130 }
131