Android Open Source - Android-Wizard-Framework Results

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License

The source code is released under:
MIT License
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Java Source Code

package com.hps.wizard.sample.states;
// ww w  .jav a 2s. c  o m
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.webkit.WebView;

import com.hps.wizard.StateFragment;
import com.hps.wizard.sample.R;

/**
 * This class gathers up the answers from prior steps and display a summary to the user. Because they were store in shared preferences there's no need to send
 * them as bundled arguments.
 */
public class Results extends StateFragment {
  private int total;

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    // Inflate the layout for this fragment
    View v = inflater.inflate(R.layout.fragment_state_results, container, false);

    WebView wv = (WebView) v.findViewById(R.id.webView);

    StringBuilder html = getHtmlResults();

    wv.loadDataWithBaseURL(null, html.toString(), "text/html", "utf-8", null);

    return v;
  }

  /**
   * @return an HTML string of the results built from the answers stored in the {@link SharedPreferences}.
   */
  private StringBuilder getHtmlResults() {
    SharedPreferences prefs = getActivity().getSharedPreferences("answers", Context.MODE_PRIVATE);

    StringBuilder html = new StringBuilder();

    html.append("<html><body><table border='1' style='border-collapse : collapse; border : 1px solid black;'><tr><th valign='top'align='left'  width='50%'>Question</th><th valign='top'align='left'  width='20%'>Your Answer</th><th valign='top'align='left'  width='20%'>Correct Answer</th><th valign='top' align='right' width='10%'>Score</th></tr>");

    addSeussAnswer(html, prefs);
    if (prefs.getString("muppet_answer", null) != null) {
      addMuppetAnswer(html, prefs);
    } else {
      addSesameStreetAnswer(html, prefs);
    }

    addTotal(html);

    html.append("</table></body></html>");

    return html;
  }

  /**
   * Total the correct answers and add a line to the results.
   * 
   * @param html
   */
  private void addTotal(StringBuilder html) {
    html.append("<tr><td valign='top'colspan='3'>Total</td><td valign='top'  align='right'>");
    html.append(total);
    html.append("</td></tr>");
  }

  /**
   * Add a line to the results for the Sesame Street question. Increment the score if they were right.
   * 
   * @param html
   * @param prefs
   */
  private void addSesameStreetAnswer(StringBuilder html, SharedPreferences prefs) {
    String answer = prefs.getString("sesame_answer", null);
    html.append("<tr><td valign='top'>Who owned the store until he died in 1982?</td><td valign='top'>");
    html.append(answer);
    html.append("</td><td valign='top'>Mr. Hooper</td><td valign='top'  align='right'>");

    int score = prefs.getBoolean("sesame_correct", false) ? 1 : 0;
    total += score;

    html.append(score);
    html.append("</td></tr>");
  }

  /**
   * Add a line to the results for the Muppet Show question. Increment the score if they were right.
   * 
   * @param html
   * @param prefs
   */
  private void addMuppetAnswer(StringBuilder html, SharedPreferences prefs) {
    String answer = prefs.getString("muppet_answer", null);
    html.append("<tr><td valign='top'>Which character was played by both Jim Hensen and Frank Oz simultaneously?</td><td valign='top'>");
    html.append(answer);
    html.append("</td><td valign='top'>The Swedish Chef</td><td valign='top' align='right'>");

    int score = prefs.getBoolean("muppet_correct", false) ? 1 : 0;
    total += score;

    html.append(score);
    html.append("</td></tr>");
  }

  /**
   * Add a line to the results for the Dr. Seuss question. Increment the score if they were right.
   * 
   * @param html
   * @param prefs
   */
  private void addSeussAnswer(StringBuilder html, SharedPreferences prefs) {
    String answer = prefs.getString("seuss_answer", null);
    html.append("<tr><td valign='top'>Which thing did the Cat bring?</td><td valign='top'>");
    html.append(answer);
    html.append("</td><td valign='top'>Thing 1 or Thing 2</td><td valign='top' align='right'>");

    int score = prefs.getBoolean("seuss_correct", false) ? 1 : 0;
    total += score;

    html.append(score);
    html.append("</td></tr>");
  }

  @Override
  public String getTitle() {
    return "Results";
  }

  @Override
  public StateDefinition getNextState() {
    /**
     * There is never a next state. We're done.
     */
    return null;
  }

  @Override
  public boolean isFinal() {
    /**
     * This is the last state in the wizard.
     */
    return true;
  }

  @Override
  public Intent getFinalResult() {
    /**
     * Load an intent with the final results. This is only necessary if the original activity is waiting for a response.
     */
    Intent intent = new Intent();
    intent.putExtra("score", total);
    return intent;
  }
}
Java Source Code List
