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 distributed under the
11  * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
12  * KIND, either express or implied. See the License for the specific language governing
13  * permissions and limitations under the License.
14  */
15 package com.android.systemui.unfold.util
16 
17 interface CurrentActivityTypeProvider {
18     val isHomeActivity: Boolean?
19 
20     /** Starts listening for task updates. */
21     fun init() {}
22     /** Stop listening for task updates. */
23     fun uninit() {}
24 }
25 
26 class EmptyCurrentActivityTypeProvider(override val isHomeActivity: Boolean? = null) :
27     CurrentActivityTypeProvider
28