Android Open Source - RSSNewsReaderApp Node Detail Fragment

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From Project

Back to project page RSSNewsReaderApp.

License

The source code is released under:

GNU General Public License

Java Source Code

package com.romanostrechlis.rssnews.legacy;
//from  w  w w  . j  ava2  s  . co m
import java.util.List;

import android.app.Fragment;
import android.content.Context;
import android.content.Intent;
import android.graphics.Color;
import android.graphics.Typeface;
import android.net.Uri;
import android.os.Bundle;
import android.text.Html;
import android.text.method.LinkMovementMethod;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.webkit.WebView;
import android.widget.LinearLayout;
import android.widget.ScrollView;
import android.widget.TextView;

import com.romanostrechlis.rssnews.R;
import com.romanostrechlis.rssnews.R.id;
import com.romanostrechlis.rssnews.R.layout;
import com.romanostrechlis.rssnews.auxiliary.DatabaseHandler;
import com.romanostrechlis.rssnews.auxiliary.Helper;
import com.romanostrechlis.rssnews.content.RssFeed;
import com.romanostrechlis.rssnews.content.RssItem;

/**
 * A fragment representing a single Node detail screen. This fragment is either
 * contained in a {@link NodeListActivity} in two-pane mode (on tablets) or a
 * {@link NodeDetailActivity} on handsets.
 * 
 * @deprecated
 * @author.comment This is auto-generated code from eclipse 
 * master/detail design pattern
 */
public class NodeDetailFragment extends Fragment {
  /**
   * The fragment argument representing the item ID that this fragment
   * represents.
   */
  public static final String ARG_ITEM_ID = "item_id";
  DatabaseHandler db;

  /**
   * The dummy content this fragment is presenting.
   */
  private RssFeed mItem;

  /**
   * Mandatory empty constructor for the fragment manager to instantiate the
   * fragment (e.g. upon screen orientation changes).
   */
  public NodeDetailFragment() {
  }
  
  private static final String TAG = "NodeDetailFragment";

  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    if (getArguments().containsKey(ARG_ITEM_ID)) {
      // Load the dummy content specified by the fragment
      // arguments. In a real-world scenario, use a Loader
      // to load content from a content provider.
      mItem = Helper.ITEM_MAP.get(getArguments().getString(
          ARG_ITEM_ID));
    }
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container,
      Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.fragment_node_detail,container, false);
    Context context = getActivity();
    
    
    mItem.setNewContent(false);
    db = DatabaseHandler.getInstance(context);
    db.updateRssFeed(mItem);
    mItem.setList(db.getFeedItems(Integer.parseInt(mItem.getId())));
    createRSSLayout(context, rootView);
    
    return rootView;
  }
  
  /**
   * Method generates the necessary view elements so the rss feed can be viewed.
   * 
   * @param context  the current activity from {@link #getActivity()}
   * @param rootView  
   */
  private void createRSSLayout(Context context, View rootView) {
    final LinearLayout linear = (LinearLayout) rootView.findViewById(R.id.linearFragment);
    if (mItem != null) {
      // getting feed from internet
      // this line gets the feed 
      // Content.feedContent(mItem);
      List<RssItem> col = mItem.getList();
      ScrollView sv = new ScrollView(context);
      LinearLayout linearWrapper = new LinearLayout(context);
      linearWrapper.setOrientation(LinearLayout.VERTICAL);
      linearWrapper.setPadding(10, 0, 0, 10);
      if (!col.isEmpty()) {
        for (int i = 0; i < col.size(); i++) {
          final RssItem rf = col.get(i);
          LinearLayout ll = new LinearLayout(context);
          ll.setOrientation(LinearLayout.VERTICAL);
          ll.setPadding(0, 0, 0, 15);
          // Title
          TextView title = new TextView(context);
          title.setTypeface(null, Typeface.BOLD);
          
          title.setTextSize(14);
          title.setText(rf.getTitle());
          ll.addView(title);
          // Description
          TextView description = new TextView(context);
          description.setTextSize(12);
          String htmlNoImg = "", htmlNoA = "", htmlNoStrong = "";
          htmlNoImg = rf.getDescription().replaceAll("</?img[^>]*?>", "").replaceAll("<img[^>]*?>.*?</img[^>]*?>", "");
          htmlNoA = htmlNoImg.replaceAll("</?a[^>]*?>", "").replaceAll("<a[^>]*?>.*?</a[^>]*?>", "");
          htmlNoStrong = htmlNoA.replaceAll("</?strong[^>]*?>", "");
          // Check regex: http://www.regexplanet.com/advanced/java/index.html
          // Log.d(TAG, htmlNoA);
          description.setText(Html.fromHtml(htmlNoStrong));
          ll.addView(description);

          // Link
          String url = "<a href='" + rf.getLink() + "'>Read More</a>";
          TextView link = new TextView(context);
          link.setClickable(true);

          link.setMovementMethod(LinkMovementMethod.getInstance());
          link.setText(Html.fromHtml(url));
          // Log.d(TAG, url);
          ll.addView(link);
          linearWrapper.addView(ll);
        }
      } 
      sv.addView(linearWrapper);
      linear.addView(sv);
    }
  }
}

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