1 /*
<lambda>null2  * 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.statusbar.notification.collection.coordinator
18 
19 import android.content.Context
20 import com.android.systemui.res.R
21 import com.android.systemui.statusbar.notification.AssistantFeedbackController
22 import com.android.systemui.statusbar.notification.collection.ListEntry
23 import com.android.systemui.statusbar.notification.collection.NotifPipeline
24 import com.android.systemui.statusbar.notification.collection.NotificationEntry
25 import com.android.systemui.statusbar.notification.collection.coordinator.dagger.CoordinatorScope
26 import com.android.systemui.statusbar.notification.collection.provider.SectionStyleProvider
27 import com.android.systemui.statusbar.notification.collection.render.NotifRowController
28 import javax.inject.Inject
29 
30 /**
31  * A small coordinator which updates the notif rows with data related to the current shade after
32  * they are fully attached.
33  */
34 @CoordinatorScope
35 class RowAppearanceCoordinator @Inject internal constructor(
36     context: Context,
37     private var mAssistantFeedbackController: AssistantFeedbackController,
38     private var mSectionStyleProvider: SectionStyleProvider
39 ) : Coordinator {
40 
41     private var entryToExpand: NotificationEntry? = null
42 
43     /**
44      * `true` if notifications not part of a group should by default be rendered in their
45      * expanded state. If `false`, then only the first notification will be expanded if
46      * possible.
47      */
48     private val mAlwaysExpandNonGroupedNotification =
49         context.resources.getBoolean(R.bool.config_alwaysExpandNonGroupedNotifications)
50 
51     /**
52      * `true` if the first non-group expandable notification should be expanded automatically
53      * when possible. If `false`, then the first non-group expandable notification should not
54      * be expanded.
55      */
56     private val mAutoExpandFirstNotification =
57             context.resources.getBoolean(R.bool.config_autoExpandFirstNotification)
58 
59     override fun attach(pipeline: NotifPipeline) {
60         pipeline.addOnBeforeRenderListListener(::onBeforeRenderList)
61         pipeline.addOnAfterRenderEntryListener(::onAfterRenderEntry)
62     }
63 
64     private fun onBeforeRenderList(list: List<ListEntry>) {
65         entryToExpand = list.firstOrNull()?.representativeEntry?.takeIf { entry ->
66             !mSectionStyleProvider.isMinimizedSection(entry.section!!)
67         }
68     }
69 
70     private fun onAfterRenderEntry(entry: NotificationEntry, controller: NotifRowController) {
71         // If mAlwaysExpandNonGroupedNotification is false, then only expand the
72         // very first notification if it's not a child of grouped notifications and when
73         // mAutoExpandFirstNotification is true.
74         controller.setSystemExpanded(mAlwaysExpandNonGroupedNotification ||
75                 (mAutoExpandFirstNotification && entry == entryToExpand))
76         // Show/hide the feedback icon
77         controller.setFeedbackIcon(mAssistantFeedbackController.getFeedbackIcon(entry))
78     }
79 }
80