1 /* 2 * Copyright (C) 2019 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.car.notification.template; 17 18 import android.annotation.CallSuper; 19 import android.content.Context; 20 import android.view.View; 21 import android.widget.Button; 22 import android.widget.TextView; 23 24 import androidx.recyclerview.widget.RecyclerView; 25 26 import com.android.car.notification.CarNotificationItemController; 27 import com.android.car.notification.R; 28 29 /** 30 * Header template for the notification shade. This templates supports the clear all button with id 31 * clear_all_button, a header text with id notification_header_text when the notification list is 32 * not empty and a secondary header text with id empty_notification_header_text when notification 33 * list is empty. 34 */ 35 public class CarNotificationHeaderViewHolder extends RecyclerView.ViewHolder { 36 private final TextView mNotificationHeaderText; 37 private final Button mClearAllButton; 38 private final CarNotificationItemController mNotificationItemController; 39 private final boolean mShowHeader; 40 CarNotificationHeaderViewHolder(Context context, View view, CarNotificationItemController notificationItemController)41 public CarNotificationHeaderViewHolder(Context context, View view, 42 CarNotificationItemController notificationItemController) { 43 super(view); 44 45 if (notificationItemController == null) { 46 throw new IllegalArgumentException( 47 "com.android.car.notification.template.CarNotificationHeaderViewHolder did not " 48 + "receive NotificationItemController from the Adapter."); 49 } 50 51 mNotificationHeaderText = view.findViewById(R.id.notification_header_text); 52 mClearAllButton = view.findViewById(R.id.clear_all_button); 53 mShowHeader = context.getResources().getBoolean(R.bool.config_showHeaderForNotifications); 54 mNotificationItemController = notificationItemController; 55 } 56 57 @CallSuper bind(boolean containsNotification)58 public void bind(boolean containsNotification) { 59 if (containsNotification && mShowHeader) { 60 mNotificationHeaderText.setVisibility(View.VISIBLE); 61 62 if (mClearAllButton == null) { 63 return; 64 } 65 66 mClearAllButton.setVisibility(View.VISIBLE); 67 if (!mClearAllButton.hasOnClickListeners()) { 68 mClearAllButton.setOnClickListener(view -> { 69 mNotificationItemController.clearAllNotifications(); 70 }); 71 } 72 return; 73 } 74 75 mNotificationHeaderText.setVisibility(View.GONE); 76 77 if (mClearAllButton != null) { 78 mClearAllButton.setVisibility(View.GONE); 79 } 80 } 81 } 82