1 /* 2 * Copyright (C) 2022 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.launcher3.taskbar.allapps; 17 18 import android.content.Context; 19 import android.util.AttributeSet; 20 21 import androidx.annotation.Nullable; 22 23 import com.android.launcher3.allapps.ActivityAllAppsContainerView; 24 import com.android.launcher3.taskbar.overlay.TaskbarOverlayContext; 25 26 import java.util.Optional; 27 28 /** All apps container accessible from taskbar. */ 29 public class TaskbarAllAppsContainerView extends 30 ActivityAllAppsContainerView<TaskbarOverlayContext> { 31 32 private @Nullable OnInvalidateHeaderListener mOnInvalidateHeaderListener; 33 TaskbarAllAppsContainerView(Context context, AttributeSet attrs)34 public TaskbarAllAppsContainerView(Context context, AttributeSet attrs) { 35 this(context, attrs, 0); 36 } 37 TaskbarAllAppsContainerView(Context context, AttributeSet attrs, int defStyleAttr)38 public TaskbarAllAppsContainerView(Context context, AttributeSet attrs, int defStyleAttr) { 39 super(context, attrs, defStyleAttr); 40 } 41 setOnInvalidateHeaderListener(OnInvalidateHeaderListener onInvalidateHeaderListener)42 void setOnInvalidateHeaderListener(OnInvalidateHeaderListener onInvalidateHeaderListener) { 43 mOnInvalidateHeaderListener = onInvalidateHeaderListener; 44 } 45 46 @Override invalidateHeader()47 public void invalidateHeader() { 48 super.invalidateHeader(); 49 Optional.ofNullable(mOnInvalidateHeaderListener).ifPresent( 50 OnInvalidateHeaderListener::onInvalidateHeader); 51 } 52 53 @Override isInAllApps()54 public boolean isInAllApps() { 55 // All apps is always open 56 return true; 57 } 58 59 interface OnInvalidateHeaderListener { onInvalidateHeader()60 void onInvalidateHeader(); 61 } 62 } 63