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.sysui;
18 
19 /**
20  * Callbacks for when the keyguard changes.
21  */
22 public interface KeyguardChangeListener {
23     /**
24      * Called when the keyguard is showing (and if so, whether it is occluded).
25      */
onKeyguardVisibilityChanged(boolean visible, boolean occluded, boolean animatingDismiss)26     default void onKeyguardVisibilityChanged(boolean visible, boolean occluded,
27             boolean animatingDismiss) {}
28 
29     /**
30      * Called when the keyguard dismiss animation has finished.
31      *
32      * TODO(b/206741900) deprecate this path once we're able to animate the PiP window as part of
33      * keyguard dismiss animation.
34      */
onKeyguardDismissAnimationFinished()35     default void onKeyguardDismissAnimationFinished() {}
36 }
37