| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.launcher2; |
| |
| import android.animation.Animator; |
| |
| import java.util.HashSet; |
| |
| /** |
| * This adapter class provides empty implementations of the methods from {@link android.animation.Animator.AnimatorListener}. |
| * Any custom listener that cares only about a subset of the methods of this listener can |
| * simply subclass this adapter class instead of implementing the interface directly. |
| */ |
| public abstract class LauncherAnimatorListenerAdapter implements Animator.AnimatorListener { |
| HashSet<Animator> cancelled = new HashSet<Animator>(); |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public final void onAnimationCancel(Animator animation) { |
| onAnimationEndOrCancel(animation); |
| cancelled.add(animation); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public final void onAnimationEnd(Animator animation) { |
| if (!cancelled.contains(animation)) onAnimationEndOrCancel(animation); |
| cancelled.remove(animation); |
| } |
| |
| /** |
| * Like onAnimationEnd, except it's called immediately in the case on onAnimationCancel, and |
| * it's only called once in that case |
| */ |
| public void onAnimationEndOrCancel(Animator animation) { |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public void onAnimationRepeat(Animator animation) { |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public void onAnimationStart(Animator animation) { |
| } |
| |
| } |