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.freeform; 18 19 import android.os.IBinder; 20 import android.window.WindowContainerTransaction; 21 22 /** 23 * The interface around {@link FreeformTaskTransitionHandler} for task listeners to start freeform 24 * task transitions. 25 */ 26 public interface FreeformTaskTransitionStarter { 27 28 /** 29 * Starts a windowing mode transition. 30 * 31 * @param targetWindowingMode the target windowing mode 32 * @param wct the {@link WindowContainerTransaction} that changes the windowing mode 33 * 34 */ startWindowingModeTransition(int targetWindowingMode, WindowContainerTransaction wct)35 void startWindowingModeTransition(int targetWindowingMode, WindowContainerTransaction wct); 36 37 /** 38 * Starts window minimization transition 39 * 40 * @param wct the {@link WindowContainerTransaction} that changes the windowing mode 41 * @param taskId the task id of the task being minimized 42 * @param isLastTask true if the task being minimized is the last visible task 43 * 44 * @return the started transition 45 */ startMinimizedModeTransition( WindowContainerTransaction wct, int taskId, boolean isLastTask)46 IBinder startMinimizedModeTransition( 47 WindowContainerTransaction wct, int taskId, boolean isLastTask); 48 49 /** 50 * Starts close window transition 51 * 52 * @param wct the {@link WindowContainerTransaction} that closes the task 53 * 54 * @return the started transition 55 */ startRemoveTransition(WindowContainerTransaction wct)56 IBinder startRemoveTransition(WindowContainerTransaction wct); 57 58 /** 59 * Starts PiP transition 60 * 61 * @param wct the {@link WindowContainerTransaction} that launches the PiP 62 * 63 * @return the started transition 64 */ startPipTransition(WindowContainerTransaction wct)65 IBinder startPipTransition(WindowContainerTransaction wct); 66 } 67