1 /*
2  * Copyright (C) 2015 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.launcher3;
18 
19 /**
20  * An interface to get callbacks during a launcher transition.
21  */
22 public interface LauncherTransitionable {
onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace)23     void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace);
onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace)24     void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace);
onLauncherTransitionStep(Launcher l, float t)25     void onLauncherTransitionStep(Launcher l, float t);
onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace)26     void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace);
27 }
28