1 /*
<lambda>null2  * Copyright (C) 2023 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 package com.android.wallpaper.widget.floatingsheetcontent
17 
18 import android.view.LayoutInflater
19 import android.view.View
20 import android.view.ViewGroup
21 import android.widget.Switch
22 import android.widget.TextView
23 import com.android.internal.widget.RecyclerView
24 import com.android.wallpaper.R
25 import com.android.wallpaper.model.WallpaperAction
26 
27 /**
28  * This class adapts the [WallpaperActionToggle] model to the WallpaperActionSelectionBottomSheet's
29  * recycler view.
30  */
31 class WallpaperActionsToggleAdapter(
32     private val actionToggles: List<WallpaperAction>,
33     private val wallpaperEffectSwitchListener: WallpaperEffectSwitchListener
34 ) : RecyclerView.Adapter<WallpaperActionsToggleAdapter.ViewHolder>() {
35 
36     class ViewHolder(v: View) : RecyclerView.ViewHolder(v) {
37         val textView: TextView
38         val switchView: Switch
39         init {
40             textView = v.requireViewById(R.id.wallpaper_action_switch_label)
41             switchView = v.requireViewById(R.id.wallpaper_action_switch)
42         }
43     }
44 
45     override fun onCreateViewHolder(viewGroup: ViewGroup, viewType: Int): ViewHolder {
46         val v =
47             LayoutInflater.from(viewGroup.context)
48                 .inflate(R.layout.wallpaper_action_toggle, viewGroup, false)
49 
50         return ViewHolder(v)
51     }
52 
53     // Replace the contents of a view (invoked by the layout manager).
54     override fun onBindViewHolder(viewHolder: ViewHolder, position: Int) {
55         viewHolder.textView.text = actionToggles[position].label
56         viewHolder.switchView.setOnCheckedChangeListener(null)
57         viewHolder.switchView.isChecked = actionToggles[position].toggled
58 
59         viewHolder.switchView.setOnCheckedChangeListener { _, isChecked ->
60             if (isChecked) {
61                 // Notify all observers that a switch has been flipped
62                 wallpaperEffectSwitchListener.onEffectSwitchChanged(position)
63             } else {
64                 // Initiate query to disable all effects on this wallpaper
65                 wallpaperEffectSwitchListener.onEffectSwitchChanged(-1)
66             }
67             notifyDataSetChanged()
68         }
69     }
70 
71     override fun getItemCount() = actionToggles.size
72 
73     companion object {
74         private val TAG = "WallpaperActionsToggleAdapter"
75     }
76 
77     interface WallpaperEffectSwitchListener {
78         /**
79          * This is called when a wallpaper effect toggle switch has flipped
80          *
81          * @param checkedItem is the index of the item that is checked and -1 if nothing is checked
82          */
83         fun onEffectSwitchChanged(checkedItem: Int)
84     }
85 }
86