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1 /*
2  * Copyright (C) 2019 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.systemui.assist;
18 
19 /** Callback for controlling Assistant handle behavior. */
20 public interface AssistHandleCallbacks {
21 
22     /** Hide the Assistant handles. */
hide()23     void hide();
24 
25     /**
26      * Show the Assistant handles for the configured duration and then hide them.
27      *
28      * Won't show if the handles have been shown within the configured timeout.
29      */
showAndGo()30     void showAndGo();
31 
32     /**
33      * Same as show and go, but will not do anything until a delay has elapsed.
34      *
35      * Will be cancelled if another command is given during the delay.
36      */
showAndGoDelayed(long delayMs, boolean hideIfShowing)37     void showAndGoDelayed(long delayMs, boolean hideIfShowing);
38 
39     /** Show the Assistant handles. */
showAndStay()40     void showAndStay();
41 }
42