1 /*
2  * Copyright (C) 2010 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.gallery3d.ui;
18 
19 public interface UserInteractionListener {
20     // Called when a user interaction begins (for example, fling).
onUserInteractionBegin()21     public void onUserInteractionBegin();
22     // Called when the user interaction ends.
onUserInteractionEnd()23     public void onUserInteractionEnd();
24     // Other one-shot user interactions.
onUserInteraction()25     public void onUserInteraction();
26 }
27