Android Open Source - android_rss_reader Base Adapter

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License

The source code is released under:

Apache License

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Java Source Code

/***********************************************************************************************************************
 * ==========================================
 */*  ww  w. j  a va2  s .c om*/
 * Copyright (C) 2013 by Paul Oremland
 * http://www.linkedin.com/in/pauloremland
 * https://github.com/poremland
 *
 ***********************************************************************************************************************
 *
 * 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 net.oremland.rss.reader.fragments;

import android.content.Context;
import android.view.*;
import android.widget.*;

import java.util.List;

import net.oremland.rss.reader.R;

public abstract class BaseAdapter<TModel>
  extends
    ArrayAdapter<TModel>
{
  private int LAYOUT_ID;

  public BaseAdapter(Context context, int id)
  {
    super(context, id);
    LAYOUT_ID = id;
  }

  public void setModels(List<TModel> models)
  {
    this.clear();
    for(TModel model : models)
    {
      this.add(model);
    }
  }

  @Override
  public View getView(int position, View reusableView, ViewGroup parent)
  {
    if(getCount() == 0 || position >= getCount())
    {
      return null;
    }

    TModel model = getItem(position);

    if (model == null)
    {
      return null;
    }

    return this.createView(reusableView, model);
  }

  private View createView(View reusableView, TModel model)
  {
    View view = reusableView;
    if(view == null)
    {
      LayoutInflater inflater = (LayoutInflater)getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
      view = inflater.inflate(LAYOUT_ID, null);
    }

    this.setupReusableView(view, model);

    return view;
  }

  protected abstract void setupReusableView(View view, TModel model);
}

Java Source Code List