Android Open Source - KnightNews_Android Reader Fragment

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License

The source code is released under:
Copyright (c) 2014, James Van Gaasbeck All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are m...
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Java Source Code

package knightnews.android;
/*from   w w w .jav  a2s .c  om*/
import android.annotation.SuppressLint;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.view.MenuItemCompat;
import android.support.v7.widget.ShareActionProvider;
import android.text.format.DateFormat;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.ImageView;

import com.squareup.picasso.Picasso;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;

public class ReaderFragment extends Fragment {
  private static final String TAG = "ReaderFragment";

  public static final String KEY_STORY = "com.sigmobile.ucf_news.KEY_STORY";
  private ImageView mStoryImageTextView;
  private WebView mContentWebView;
  private StoryItem mStory;
  private ShareActionProvider mShareActionProvider;
  private Context mContext;

  public ReaderFragment() {
  }

  public static ReaderFragment newInstance(StoryItem story) {
    ReaderFragment rf = new ReaderFragment();
    Bundle args = new Bundle();
    args.putSerializable(KEY_STORY, story);
    rf.setArguments(args);
    return rf;
  }

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

    // setRetainInstance(true);
    mContext = getActivity();

    // get the fragments arguments
    Bundle args = getArguments();
    if (args != null) {
      mStory = (StoryItem) args.getSerializable(KEY_STORY);
      // Log.d(TAG, "***Contents: " + mStory.getUnparsedContent());
    }
    setHasOptionsMenu(true);
  }

  @Override
  public void onPause() {
    super.onPause();
    mContentWebView.onPause();
  }

  @Override
  public void onDestroy() {
    mContext = null;
    super.onDestroy();
  }


  @Override
  public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {

    inflater.inflate(R.menu.feed, menu);
    // Set up ShareActionProvider's default share intent
    MenuItem shareItem = menu.findItem(R.id.action_share);
    mShareActionProvider = (ShareActionProvider) MenuItemCompat
        .getActionProvider(shareItem);

    if (mShareActionProvider != null) {
      Intent intent = new Intent(Intent.ACTION_SEND);
      intent.setType("text/plain");
      intent.putExtra(Intent.EXTRA_SUBJECT, mStory.getTitle());
      intent.putExtra(Intent.EXTRA_TEXT, mStory.getDescription() + "\n"
          + mStory.getUrl() + "\n\n\n" + "Via KnightNews for Android");

      mShareActionProvider.setShareIntent(intent);
    }

    super.onCreateOptionsMenu(menu, inflater);
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {

    switch (item.getItemId()) {
      case (R.id.open_in_browser):
        Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(mStory.getUrl()));
        startActivity(browserIntent);
        return true;

      default:
        return super.onOptionsItemSelected(item);
    }
  }

  @Override
  public void onPrepareOptionsMenu(Menu menu) {

    MenuItem item = menu.findItem(R.id.open_in_browser);
    item.setVisible(true);

    item = menu.findItem(R.id.action_share);
    item.setVisible(true);


  }


  @SuppressLint("SetJavaScriptEnabled")
  @Override
  public View onCreateView(LayoutInflater inflater,
                           final ViewGroup container, Bundle savedInstanceState) {

    View v = inflater.inflate(R.layout.fragment_reader_parallax, container, false);

    mStoryImageTextView = (ImageView)v.findViewById(R.id.fragment_reader_story_image);
    Picasso.with(mContext).load(mStory.getPictureUrl()).fit()
           .error(R.drawable
               .news_error)
           .into(mStoryImageTextView);

    mContentWebView = (WebView) v
        .findViewById(R.id.fragment_reader_story_content);

    //very important for playing the videos
    mContentWebView.setWebViewClient(webClient);
    mContentWebView.setWebChromeClient(new WebChromeClient());
    mContentWebView.getSettings().setPluginState(WebSettings.PluginState.ON);
    mContentWebView.getSettings().setPluginState(WebSettings.PluginState.ON_DEMAND);
    mContentWebView.getSettings().setJavaScriptEnabled(true);
    //mContentWebView.getSettings().setLoadWithOverviewMode(true);


    String storyContent = String.format("<h1 style='color:#333333'>%s</h1><div style='color:#999999;" +
        "font-style:italic;'><div style='float:left;'>%s</div><div style='float:right'>%s</div>" +
        "</div><br><p style='color:#333333'>%s</p>", mStory.getTitle(), mStory.getAuthor(),
        mStory.getDate(), mStory.getUnparsedContent());

    //veryVeryVery important for playing the videos!
    mContentWebView.loadDataWithBaseURL(mStory.getUrl(), storyContent,
        "text/html", "UTF-8", null);

    return v;
  }

  private WebViewClient webClient = new WebViewClient() {
    @Override
    public boolean shouldOverrideUrlLoading(WebView view, String url) {

      Intent i = new Intent(mContext, ReaderWebViewActivity.class);
      i.putExtra(ReaderWebViewActivity.KEY_URL, url);
      i.putExtra(ReaderWebViewActivity.KEY_STORY, mStory);
      startActivity(i);

      return true;
    }

  };
}
Java Source Code List
