| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.systemui.controls.management |
| |
| import android.content.ComponentName |
| import android.view.LayoutInflater |
| import android.view.View |
| import android.view.ViewGroup |
| import android.widget.ImageView |
| import android.widget.TextView |
| import androidx.lifecycle.Lifecycle |
| import androidx.lifecycle.LifecycleOwner |
| import androidx.recyclerview.widget.RecyclerView |
| import com.android.settingslib.widget.CandidateInfo |
| import com.android.systemui.R |
| import java.util.concurrent.Executor |
| |
| /** |
| * Adapter for binding [CandidateInfo] related to [ControlsProviderService]. |
| * |
| * This class handles subscribing and keeping track of the list of valid applications for |
| * displaying. |
| * |
| * @param uiExecutor an executor on the view thread of the containing [RecyclerView] |
| * @param lifecycle the lifecycle of the containing [LifecycleOwner] to control listening status |
| * @param controlsListingController the controller to keep track of valid applications |
| * @param layoutInflater an inflater for the views in the containing [RecyclerView] |
| * @param onAppSelected a callback to indicate that an app has been selected in the list. |
| */ |
| class AppAdapter( |
| uiExecutor: Executor, |
| lifecycle: Lifecycle, |
| controlsListingController: ControlsListingController, |
| private val layoutInflater: LayoutInflater, |
| private val onAppSelected: (ComponentName?) -> Unit = {} |
| ) : RecyclerView.Adapter<AppAdapter.Holder>() { |
| |
| private var listOfServices = emptyList<CandidateInfo>() |
| |
| private val callback = object : ControlsListingController.ControlsListingCallback { |
| override fun onServicesUpdated(list: List<CandidateInfo>) { |
| uiExecutor.execute { |
| listOfServices = list |
| notifyDataSetChanged() |
| } |
| } |
| } |
| |
| init { |
| controlsListingController.observe(lifecycle, callback) |
| } |
| |
| override fun onCreateViewHolder(parent: ViewGroup, i: Int): Holder { |
| return Holder(layoutInflater.inflate(R.layout.app_item, parent, false)) |
| } |
| |
| override fun getItemCount() = listOfServices.size |
| |
| override fun onBindViewHolder(holder: Holder, index: Int) { |
| holder.bindData(listOfServices[index]) |
| holder.itemView.setOnClickListener { |
| onAppSelected(ComponentName.unflattenFromString(listOfServices[index].key)) |
| } |
| } |
| |
| /** |
| * Holder for binding views in the [RecyclerView]- |
| */ |
| class Holder(view: View) : RecyclerView.ViewHolder(view) { |
| private val icon: ImageView = itemView.requireViewById(com.android.internal.R.id.icon) |
| private val title: TextView = itemView.requireViewById(com.android.internal.R.id.title) |
| |
| /** |
| * Bind data to the view |
| * @param data Information about the [ControlsProviderService] to bind to the data |
| */ |
| fun bindData(data: CandidateInfo) { |
| icon.setImageDrawable(data.loadIcon()) |
| title.text = data.loadLabel() |
| } |
| } |
| } |