Android Open Source - SwipeListView Deletion Confirmed Animation

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License

The source code is released under:

Apache License

Java Source Code

/**
 * Copyright 2013 Yoann Delouis/* ww  w  . j a  va2  s.  c om*/
 *
 * 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 fr.ydelouis.widget;


import android.animation.Animator;
import android.animation.ValueAnimator;

class DeletionConfirmedAnimation
    implements
    Animator.AnimatorListener,
    ValueAnimator.AnimatorUpdateListener {
  private SwipeToDeleteListView listView;
  private ItemState itemState;
  private ValueAnimator animator;

  public DeletionConfirmedAnimation(SwipeToDeleteListView listView, ItemState itemState, long duration) {
    this.listView = listView;
    this.itemState = itemState;
    animator = ValueAnimator.ofFloat(1f, 0f);
    animator.setDuration(duration);
    animator.addUpdateListener(this);
    animator.addListener(this);
  }

  public void start() {
    animator.start();
  }

  @Override
  public void onAnimationStart(Animator animator) {
  }

  @Override
  public void onAnimationUpdate(ValueAnimator valueAnimator) {
    itemState.setHeightPercentage((Float) valueAnimator.getAnimatedValue());
    listView.notifyDataSetChanged();
  }

  @Override
  public void onAnimationEnd(Animator animator) {
    listView.onItemDeletionConfirmed(itemState);
  }

  @Override
  public void onAnimationCancel(Animator animator) {
  }

  @Override
  public void onAnimationRepeat(Animator animator) {
  }
}

Java Source Code List

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