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 
17 package com.android.wm.shell.desktopmode;
18 
19 /**
20  * Allows external processes to register a listener in WMShell to get updates about desktop task
21  * state.
22  */
23 interface IDesktopTaskListener {
24 
25     /** Desktop tasks visibility has changed. Visible if at least 1 task is visible. */
onTasksVisibilityChanged(int displayId, int visibleTasksCount)26     oneway void onTasksVisibilityChanged(int displayId, int visibleTasksCount);
27 
28     /** @deprecated this is no longer supported. */
onStashedChanged(int displayId, boolean stashed)29     oneway void onStashedChanged(int displayId, boolean stashed);
30 }