1 /*
2  * 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.systemui.car.displaycompat;
17 
18 import android.annotation.NonNull;
19 import android.app.ActivityManager.RunningTaskInfo;
20 import android.view.View;
21 import android.view.ViewGroup;
22 
23 /**
24  * Interface for controlling toolbar for apps that use display compatibility.
25  */
26 public interface ToolbarController {
27     /**
28      * Call to initialize the toolbar.
29      *
30      * @param parent this is supposed to be the container of the toolbar which will be used to
31      * set the visibility of the toolbar.
32      */
init(ViewGroup parent)33     void init(ViewGroup parent);
34 
35     /**
36      * Sets the visibility of the toolbar to {@link View#VISIBLE}
37      */
show()38     void show();
39 
40     /**
41      * Sets the visibility of the toolbar to {@link View#GONE}
42      */
hide()43     void hide();
44 
45     /**
46      * Call this method when a task is moved to front.
47      */
update(@onNull RunningTaskInfo taskInfo)48     void update(@NonNull RunningTaskInfo taskInfo);
49 }
50