content: /*
   * Copyright (C) 2020 - Amir Hossein Aghajari
   *
   * 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.aghajari.emojiview.sticker;
  
  import androidx.annotation.NonNull;
  
  import android.view.View;
  import android.view.ViewGroup;
  
  /**
   * Interface for defining a category.
   */
  public interface StickerCategory<T> {
      /**
       * Returns all of the stickers it can display.
       */
      @SuppressWarnings("rawtypes")
      @NonNull
      Sticker[] getStickers();
  
      /**
       * Returns the icon of the category that should be displayed.
       */
      T getCategoryData();
  
      /**
       * Return true if you want to build your own CustomView
       */
      boolean useCustomView();
  
      /**
       * @return add custom view
       */
      View getView(ViewGroup viewGroup);
  
      /**
       * update your custom view
       */
      void bindView(View view);
  
      /**
       * set an emptyView if you aren't using custom view
       */
      View getEmptyView(ViewGroup viewGroup);
  }
  