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 17 package com.android.wm.shell.desktopmode; 18 19 import android.graphics.Region; 20 21 import com.android.wm.shell.common.annotations.ExternalThread; 22 23 import java.util.concurrent.Executor; 24 import java.util.function.Consumer; 25 26 /** 27 * Interface to interact with desktop mode feature in shell. 28 */ 29 @ExternalThread 30 public interface DesktopMode { 31 32 /** 33 * Adds a listener to find out about changes in the visibility of freeform tasks. 34 * 35 * @param listener the listener to add. 36 * @param callbackExecutor the executor to call the listener on. 37 */ addVisibleTasksListener(DesktopModeTaskRepository.VisibleTasksListener listener, Executor callbackExecutor)38 void addVisibleTasksListener(DesktopModeTaskRepository.VisibleTasksListener listener, 39 Executor callbackExecutor); 40 41 /** 42 * Adds a consumer to listen for Desktop task corner changes. This is used for gesture 43 * exclusion. The SparseArray contains a list of four corner resize handles mapped to each 44 * desktop task's taskId. The resize handle Rects are stored in the following order: 45 * left-top, left-bottom, right-top, right-bottom. 46 */ addDesktopGestureExclusionRegionListener(Consumer<Region> listener, Executor callbackExecutor)47 default void addDesktopGestureExclusionRegionListener(Consumer<Region> listener, 48 Executor callbackExecutor) { } 49 50 } 51