1 /** 2 * Copyright (c) 2016, 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 android.view; 18 19 import android.content.pm.ParceledListSlice; 20 import android.graphics.Rect; 21 import android.view.IPinnedStackController; 22 23 /** 24 * Listener for changes to the pinned stack made by the WindowManager. 25 * 26 * @hide 27 */ 28 oneway interface IPinnedStackListener { 29 30 /** 31 * Called when the listener is registered and provides an interface to call back to the pinned 32 * stack controller to update the controller of the pinned stack state. 33 */ onListenerRegistered(IPinnedStackController controller)34 void onListenerRegistered(IPinnedStackController controller); 35 36 /** 37 * Called when the window manager has detected a change that would cause the movement bounds 38 * to be changed (ie. after configuration change, aspect ratio change, etc). It then provides 39 * the components that allow the listener to calculate the movement bounds itself. The 40 * {@param normalBounds} are also the default bounds that the PiP would be entered in its 41 * current state with the aspect ratio applied. The {@param animatingBounds} are provided 42 * to indicate the current target bounds of the pinned stack (the final bounds if animating, 43 * the current bounds if not), which may be helpful in calculating dependent animation bounds. 44 * 45 * The {@param displayRotation} is provided so that the client can verify when making certain 46 * calls that it will not provide stale information based on an old display rotation (ie. if 47 * the WM has changed in the mean time but the client has not received onMovementBoundsChanged). 48 */ onMovementBoundsChanged(in Rect insetBounds, in Rect normalBounds, in Rect animatingBounds, boolean fromImeAdjustement, int displayRotation)49 void onMovementBoundsChanged(in Rect insetBounds, in Rect normalBounds, in Rect animatingBounds, 50 boolean fromImeAdjustement, int displayRotation); 51 52 /** 53 * Called when window manager decides to adjust the pinned stack bounds because of the IME, or 54 * when the listener is first registered to allow the listener to synchronized its state with 55 * the controller. This call will always be followed by a onMovementBoundsChanged() call 56 * with fromImeAdjustement set to true. 57 */ onImeVisibilityChanged(boolean imeVisible, int imeHeight)58 void onImeVisibilityChanged(boolean imeVisible, int imeHeight); 59 60 /** 61 * Called when window manager decides to adjust the minimized state, or when the listener 62 * is first registered to allow the listener to synchronized its state with the controller. 63 */ onMinimizedStateChanged(boolean isMinimized)64 void onMinimizedStateChanged(boolean isMinimized); 65 66 /** 67 * Called when the set of actions for the current PiP activity changes, or when the listener 68 * is first registered to allow the listener to synchronized its state with the controller. 69 */ onActionsChanged(in ParceledListSlice actions)70 void onActionsChanged(in ParceledListSlice actions); 71 } 72