content: /*
   * Copyright (C) 2016 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.launcher3.keyboard;
  
  import android.graphics.Canvas;
  import android.view.View;
  import android.view.View.OnFocusChangeListener;
  
  import com.android.launcher3.keyboard.FocusIndicatorHelper.SimpleFocusIndicatorHelper;
  
  import androidx.recyclerview.widget.RecyclerView;
  import androidx.recyclerview.widget.RecyclerView.ItemDecoration;
  import androidx.recyclerview.widget.RecyclerView.State;
  
  /**
   * {@link ItemDecoration} for drawing and animating focused view background.
   */
  public class FocusedItemDecorator extends ItemDecoration {
  
      private FocusIndicatorHelper mHelper;
  
      public FocusedItemDecorator(View container) {
          mHelper = new SimpleFocusIndicatorHelper(container);
      }
  
      public OnFocusChangeListener getFocusListener() {
          return mHelper;
      }
  
      @Override
      public void onDraw(Canvas c, RecyclerView parent, State state) {
          mHelper.draw(c);
      }
  }
  